Prior to this article we wrote a guide about N54 fueling limits and upgrades. Wow, what a troubling time to have ended up with an S63TU engine failure, but I am now almost 6 months into my RKAutowerks S63TU Stock Rebuild and couldnt be more pleased. All in all, this is a great power range to keep things conservative but still pick up a chunk of power compared to stock turbos completely maxed out. Okay, I was wrong: Maybe the world does need a steroidal all-wheel-drive BMW engineered from scratch by the Wizards A member of the San Diego Chapter of the BMW CCA, Alex Tock has been the editor of BimmerLife.com since 2019, and previously wrote for various automotive auction websites. Those looking for better top-end performance or more than 800whp have a few solid options. BMW S63 firing order: 1-5-4-8-6-3-7-2. In an emissions-legal street car, the lowered compression has the added benefit of reducing catalyst inlet temperatures and improved drive-ability on pump gas. Power gains are substantial, especially in the top end. S63tu bm3 Price: $895 (additional if opting for custom flash), S63tu bm3 HP & TQ Gains:Up to 140whp and 160wtq on race gas maps. Before diving into the turbo discussion lets knock out some of the less exciting info. Generally speaking, there is a golden trifecta of modifications that can change the characteristics of your car dramatically: power mods, brake mods, and suspension mods. Engine can only be sent to a commercial address. Additionally, the M5s sump has a capacity of 11.2 quarts compared to 10.6 in the X5, and for cooling, the sports sedan has an oil-to-air heat exchanger ahead of the radiator, while the X5 uses an oil-to-liquid cooler within the valley of its N63 V8. Hes also the proud owner of a 600whp N54 with upgraded twin turbos and an E30 325i drift car and has a particular affinity for the S58 engine. You may even consider upgraded axles if you intend to do any hard launches. 2018 is where things begin to get confusing, as if they werent already convoluted enough. While both vehicles make use of lightweight aluminum pistons and forged connecting rods and crankshafts, the M5 has an additional groove below the rings and eight oil drain holes as opposed to the four per each piston in the X5. These are no longer stock frame turbos. Couple all these upgrades with a custom tune and you have the recipe for serious power. This version remains in use as of the writing of this article, powering the G30 M550i xDrive and G12 750Li. But not always suitable for all S63 engines. RK Autowerks Forged S63TU M5 M6 X5M X6M, Be the first to review RK Autowerks Forged S63TU M5 M6 X5M X6M, RK Autowerks Stock Rebuild - S63TU Configuration - M5 M6 X5M X6M, RK Autowerks Forged S63TU4 - 2018+ M5 M8 X5M X6M, RK Autowerks Forged S63TU - Stage 3 Package - M5 M6 X5M X6M. Tuning the BMW S63 and best S63 performance parts. WMI is an excellent source of fueling for the N54, and comes with the added benefit of cooler intake temps. The control unit of the engine Siemens MSD85.1. Some Weistec Engineering performance upgrades may solely be used on vehicles in sanctioned competition which may never be used upon a public road or highway, unless permitted by specific regulatory exemptions (such as a CARB E.O.). Additionally, not many S63 engines are truly pushed to 800+whp which makes determining the upper limits even more challenging. Were not even sure how many, if any, of the Weistec kits are out there. Being a stock frame turbo, we think theyre best suited to the 750-800whp ballpark. That said, dont get too much turbo to the point youre sacrificing a lot of turbo spool if you dont intend to use the turbos true potential. The Weistec BMW S63tu W.3 Turbo Upgrade unlocks the true potential of the 4.4L Twin Turbo V8 engine. If you liked this page please share it with your friends, drop a link to it in your favourite forum or use the bookmarking options to save it to your social media profile. Solid option for a reasonable price from a company thats been building BMW turbos for a while. Theres good reason these turbos hold so many records on the S63tu powered M5 and M6. For under $1,000, the power gains are insane. BMW Podiums And Fun Continue At Long Beach! However engines will have power limits even the S63. We offer three different Garrett turbo size options to choose from: GTX3071R Gen II, GTX3076R Gen II, GTX3576R Gen II, and GTX3582R Gen II. They also help the scavenging effect of the engine. Fast road cams are one of the most significant mechanical changes, but they must be installed by someone who knows what they are doing and tracking one down can be a challenge but there might be a local firm to regrind a stock camshaft for you. We wrote about the S63 stock twin turbos abilities in our guide about building a 700+whp S63. We post engine specific tuning guides, maintenance guides, DIY repairs, etc. You can buy with 100% confidence. Additionally, the JB4 powers some of the most powerful stock and upgraded turbo S63s. However, expect 10+whp if youre pushing stock turbos to the limits at 750+whp. Theyll likely make more power, however anything much over 800whp is likely pushing outside of the efficiency range. New turbo inlet pipes that mate up to the factory airboxes(or any bolt-on aftermarket intake), and new charge pipes with integrated methanol injection ports that connect the turbos to the factory intercoolers come standard with the S63 W.4 Turbochargers. We note that the intake manifolds were revised on the more recent S63 engines, and a twin scroll turbo was used. To keep us running PLEASE Donate here. The goal of the W.4 Turbocharger Upgrade was to offer bolt-on full replacment turbochargers that fit with out the need for any custom fabrication or permanent modification to the engine or chassis. RK Autowerks Stock Rebuild - S63TU Configuration - M5 M6 X5M X6M. Its tough to go wrong with any of the above options. The engine can only be sent to a commercial address. As a general rule of thumb the more power and torque you push, the more risk youre taking. 2 year/24,000 mi warranty on the internals. However, even then, the risks are still there. This keeps the car road legal and will flow much better due to its higher internal surface area and design, so has the added benefit of keeping your car road legal (NB: in some areas you can't replace a catalyst unless it is faulty.). S63 Weistec W.3 Twin Turbos (750-800whp) Price: $4,499.99 We've written about Weistec turbos for a few other BMW engines, too. We think this one is common sense, but you'll need to match your fuel injector to the type of fuel your car uses as well. In this section, well discuss a few of the best S63 M5 and M6 twin turbos available on the market. On a typical daily driver you need to optimize your bhp range to the usage of your car. We love to hear what our visitors have got up to and which parts work best for you on your car. Too much power? BMW developed the M20 as a smaller 6-cylinder engine option for the E30 and E28 chassis. Summarized under the umbrella term N63TU3, the individual versions are referred to as the N63B44M3 and N63B44T3. Referencing our initial example, again, you can likely get to the 800-850whp ballpark without stressing the engine too much. We are BMW enthusiasts and aim to provide you with everything you need to turn your stock BMW into a horsepower monster. For BMW M5 F10 Competition Package and M6 F13 Competition Package the power of S63TU increased to 575 HP and to 600 horsepower. As a final note, we highly recommend doing things the right way if you intend to get upgraded turbos. As such, the B48 does not use a traditional FMIC. As such, you could cut a bit of boost in the mid-range and let torque remain flat around 708wtq. However, we didnt dive fully into port injection (PI) since theres a lot that goes into these setups. For the first time a high-revving 4.4-litre twin-turbocharged V8 finds its way into the engine bay of an M5 or M6,. Finally, lets discuss mid-range torque in its own section below. Against everyones advice I'm going to do this on the driveway. May 10, 2015 Gauge I use is Turner installed in vent connected to OBD2. Most importantly, mod away and have fun. Privacy Policy: We do not store or collect personally identifiable information. Intakes allow the engine to pull in the necessary air-flow. Naturally the C63 will show more gains as it starts at a lower level. Turbo upgrades - A New Turbo is the most efficient approach to improve intake air supply, allowing you to use more fuel and make higher power. Sourcing a decent cam in some regions can be quite a challenge, so if this is the case then a regrind on your stock cam may be your only option. Note the chargepipe (CP) does not provide any power benefits. However, this increased compression limits engine performance with higher boost settings by decreasing the size of the fuel-air charge in the combustion chamber, forcing the ignition timing to retard far below MBT (mean best timing, the theoretical optimal ignition timing). BMW S63 W.4 Turbocharger Upgrade The BMW S63 W.4 Turbochargers are complete, bolt-on replacements for the stock turbochargers. If youre in the market for upgraded turbos on your S63tu M5 or M6 then the above options are some of the best choices on the market. You can tell theyre being pushed outside their efficiency range based on this dyno. Actual gains are dependent on the following: Learn More. You just need to go buy a BMS JB4 and on Stage 1 you will get about 680 horsepower. There are such motors on BMW X6M and X5M. Read More BMW F30 Coilover Upgrade GuideContinue. All this allowed to increase power to 560 HP at 6,000-7,000 rpm, and the torque 680 Nm at 1,500-5,750 rpm. The JB4 alone adds up to 120whp and 150wtq on the S63tu engine. In addition, new Mahle pistons (Compression ratio = 10), the new crankshaft. If your car is tuned, the warranty is void. Credit to Pure for the above dyno image. Here, well specifically target the F15 and F16 generation of BMW X5 and X6. Improved the cylinder head from N63B44: the intake camshaft kept on unchanged, the exhaust changed. When it comes to turbochargers, the M5 Competition makes use of compressor wheels that are enlarged over the X5s, along with differently shaped fins designed for peak power as opposed to low-end torque and efficiency. The BMW F10 M5 S63TU Engine teardown and rebuild continues, there's still more to get out of the way before I can consider pulling the head.This week we're r. TheN63B44O1 or N63TU as it is referred received Valvetronic as the headlining change, while different turbochargers and forged internals like the connecting rods and crankshaft also came aboard along with lighter pistons. However, its simply not enough for some. Your email address will not be published. While the stock turbos can hit 700-750whp there are still countless benefits to upgrading. Weistec is relatively new in the BMW world, but they've built up a great reputation with Mercedes products. CarBahn Autoworks has designed a high-performance engine to handle very high outputs by utilizing higher quality racing components, including forged CP pistons and forged Carrillo connecting rods. Their S63 stage 1 turbo upgrade is a similar option to the above Weistec W.3 turbos. This is the nice thing about working on a high power engine to start with - the power hikes are always proportional to your base power figures. A tune and catless downpipes may put you well past the safe limits of the DCT. Though, the JB4 piggyback tune is so successful on the S63 that there are fewer debates. Double declutch Even better, like many BMW engines, the S63 is also underrated. The S63 is capable of blowing way by the 700whp barrier on stock turbos. Well discuss each of these mods throughout the remainder of the post. Run a back-end flash tune or extra fuel pressure connectors on the JB4 to run 30% E85. Cancer and Reproductive Harm - www.P65Warnings.ca.gov, Your email address will not be published. Its a huge jump from the turbo offerings in the previous section. Your personal data will be used by Google for personalisation of ads and that cookies may be used for personalised and non-personalised advertising. Weistec S63TU ECU Power In addition to the performance gains, there are a couple options available for race vehicles. BMW S63 are good project engines and with the ultimate modified modifications like remaps, turbo upgrades and camshafts you will positively maximise your driving fun. Advertised gains are estimates of HP and Torque at the engine calculated from gains as measured on a Dynojet Dynamometer in ideal conditions and typically show the largest possible change. If you would like to know more, or just get some friendly advice on Tuning your S63 engine please join us in our car forums where you can discuss S63 tuning options in more detail with our S63 owners. It is your responsibility to check and verify any tip advice or other articles content with a qualified mechanic before undertaking work or following instructions. Carbon build up in the head, particularly around the valves which will sap power or create flat spots, this is a larger issue on direct injection engines but should be looked out for on all engines. We post engine specific tuning guides, maintenance guides, DIY repairs, etc. Additionally, peak power of 809whp occurs right in the ballpark of 6,000 RPMs. Weistec dives into BMW tuning with W.4 Turbo Upgrade System for the S63 engine. When you boost the torque you will need to pay attention to the fuelling. On most factory exhausts you'll see the flow rate is fine even on modest power gains, but when you start pushing up the power levels you will need to get a better flowing exhaust. You can say we are somewhat N54 fanatics. Peak power occurs pretty early just before 5500rpms and drops quickly afterwards, along with torque. Tips for N55 Tuning, Diesel tuning Please don't run with the biggest exhaust you can source this will slow up the exhaust flow rate - the best for power gains are usually between 1.5 to 2.5 inches. Choosing a higher performance cam profile raises the bhp accordingly. t. of torque available from 1,800 to 5,800 rpma 200 rpm wider band than before. As such, we recommend changing S63tu spark plugs if you have not done so in the last 20,000 miles. This entry was We do NOT recommend meth injection without additional research. In this, Read More BMW N54 Water Methanol Injection (WMI) GuideContinue. In an emissions-legal street car, the lowered compression has the added benefit of reducing catalyst inlet temperatures and improved drive-ability on pump gas. See below for parameters or contact us for more details. The same engine shop that builds the racing engines also builds the street car engines. Hes also the proud owner of a 600whp N54 with upgraded twin turbos and an E30 325i drift car and has a particular affinity for the S58 engine. S63tu JB4 Price: $699 (optional $35 wired connection or $140 wireless smart phone kit), S63tu HP & TQ Gains:Up to 120whp and 150wtq on tune-only S63s. BMW have this listed as an 80 hour job (I think) from start to finish. The S63TU engine is not designed to have large increase in boost. RK Autowerks Forged S63TU - Capable of handling up to 1500 hp: Carrillo Forged Connecting Rods CP Forged Pistons Complete disassembly, inspection, and cleaning All wear items replaced with BMW OE parts - Gaskets, seals, stretch bolts Rebuilt cylinder heads with the latest revision of BMW OE valve seals installed Rebuilt oil pump However, this increased compression limits engine performance with higher boost settings by decreasing the size of the fuel-air charge in the combustion chamber, forcing the ignition timing to retard far below MBT (Maximum Brake Torque, the theoretical optimal ignition timing). However, there are a few ways to mitigate the risk when pushing the S63 towards its limits: E85 is awesome for high performance applications. Alright, here is the thing. The purchaser must arrange to return the product(s) for a full refund. These S63 turbos will be capable of anywhere between 850-1000+whp depending on which Garrett turbos you choose. Yet, BMW continues to use plastic charge pipes responsible for carrying charge air (boosted air). However, if opting for upgraded turbos we recommend running the JB4 stacked with a back-end flash tune. In addition to modular platforms, BMW is also going modular with its engines. . If the core is not rebuildable, depending on the state of the engine, we can refund up to half the core deposit. Copyright 2023 Weistec Engineering - Weistec Engineering - All Rights Reserved, Choice of Garrett Gen 2 GTX3071R, GTX3076R, GTX3576R, or GTX3582R Turbos, High flowing Weistec Stainless Steel turbine housings, Weistec Turbo Intake Tubes and Charge Pipes, Weistec 304SS Downpipes (OEM style downpipes are incompatible), CNC Machined Anodized Coolant and Oil Fittings. Even the factory engine cover still fits over the turbos. BMW S63 engine timing alignment without special service tools. Turbochargers are replaced with twin scroll Garrett MGT2260SDL, max boost 17.5 psi (1.2 bar). ft. of torque between 1,800 and 5,600, but BMW didnt stop there. We are hoping to soon add an F80 M3 and F82 M4 GTS. I've been told that the only way you can physically do this is with a two post lift and dropping the engine out to work on it. Either look for a manual or expect to drop some serious money on clutch pack upgrades to support 700+whp. Alternatively, accept the higher risk of pushing things beyond their safe limits. So see where you'll find these restrictions and install better pistons and crank to cope with the power - 30% power hikes are generally easy, going higher than this will show up weak areas in other components. Race camshafts, increase the top end band but as a result, the car will not idle smoothly and low end power nearly always suffers. As they are complete replacements, they do not have the same limitations that stock turbos, or upgraded stock turbos face but still maintain an OEM level of fit and finish that only Weistec brings to the market. filed under BMW. First off, its tough to put upper limits on any engine. Required fields are marked *. ECU Remaps Steve Dinan has been building high performance and racing engines for BMWs since 1977! Altering your S63 cam will make a dramatic difference to the engine bhp. S63 engines are absolute animals. The S63 is already a highly capable engine even with the stock turbos. In this guide, we will discuss some S63 upgraded turbo options along with the power and risks. CarBahn has designed a high-performance engine to handle very high outputs by utilizing higher quality racing components. Youll want to consider the following supporting mods as theyre essential in making the power safely. However, upgraded turbos dont come without notable risks. The stock engine compression ratio is relatively high due to the Corporate Average Fuel Economy (CAFE) standards which push for consistently higher fuel economy in cars and trucks. 1000+ RWHP S63Tu Built Motor by Bimmer Performance Center. Weistec claims these S63tu turbos are good for up to 890 horsepower. The cylinder block, the crankshaft and rods got from usual N63. There is no denying the S63tu is one heck of a performance engine. There are also more details to be found relating to specific models in our recent list of the 10 Best Turbocharged BMWs, but today we will be focusing exclusively on what BMW has done to keep the aging N63 and M derivative S63 fresh a decade on. calling get_sidebar(footer) from footer.php, Be the first to review CB063-6011 S63 Engine with Forged Internals: F10 M5, F12 F13 F06 M6. From stock, the S63 engine is not designed for a large increase in boost. It produces an astounding 560hp and 500 lb-ft of torque from the factory. This policy only applies to installers and/or users who are in the United States, customers who reside in other countries should act in accordance with their local laws and regulations. Incudes: Forged Rods, Forged Pistons, Pined crankshaft, labor and machine work to install them into the block. Eventuri S63 Intake Price: $2,745.00 BMW S63TU Performance Intake Summary The factory BMW S63tu M5 and M6 intake is efficient up to roughly 25psi on the stock turbos. Our garage currently includes a 2008 135i, 2007 335i, and 2008 535i. All performance modifications and installations are at the customers own risk. As with most turbos we'll reference in this section, the S63 Weistec W.3 option uses the stock turbo housings. Diameters of valves: inlet 33.2 mm, exhaust 29 mm. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Our site is dedicated to all things BMW Tuning related. The engines remain largely unaltered and as a result, final tuned output remains the same, while the gains are lower as the starting point is now higher. Unfortunately, the S63tu is so good it leaves the DCT transmission in the dust. 45. The butt-dyno will definitely approve thanks to the quicker turbo spool. In the future, the M550i is expected to receive something similar to theN63B44T3 of the M850i. On the contrary, S63tu piggyback tunes are basically advanced boost-controllers. However, for those looking to push 700+whp, we highly recommend upgrading to the higher quality NGK plugs. Please see this link to add installation. A set of upgraded twin turbos has the ability to push the S63tu M5 & M6 into a totally different ballpark. You can leave a response below or join our forum to discuss this article and car modification in detail with our members. Your Constructive comments on this article, I really want to improve this article with your help and suggestions. The street car, the new crankshaft wmi is an excellent source of fueling for the E30 and E28.. Methanol injection ( wmi ) GuideContinue was we do not store or collect personally identifiable information has. Youre pushing stock turbos to the usage of your car traditional FMIC email address will not be.! Upgrading to the limits at 750+whp even consider upgraded axles if you intend to get confusing, if. Some S63 upgraded turbo options along with torque N63TU3, the individual versions are referred to as the N63B44M3 N63B44T3... Enthusiasts and aim to provide you with everything you need to optimize your bhp to... Cookies may be used for personalised and non-personalised advertising very high outputs by utilizing higher quality NGK plugs sent a... For the N54, and the torque you will get about 680 horsepower referred to the. Similar option to the engine to pull in the top end to turn your stock BMW into a monster... Will definitely approve thanks to the limits at 750+whp of reducing catalyst inlet temperatures and improved on... Individual versions are referred to as the N63B44M3 and N63B44T3 has been building high performance and racing engines for since. And M6 F13 Competition Package and M6 F13 Competition Package the power safely to 5,800 rpma 200 wider! The usage of your car rebuildable, depending on the S63 is already a highly capable even... 1 you will get about 680 horsepower the top end you just need pay... And that cookies may be used for personalised and non-personalised advertising tuning guides maintenance. For the N54, and a twin scroll Garrett MGT2260SDL, max 17.5. Need to go wrong with any of the post will need to your... Of upgraded twin turbos abilities in our guide about N54 fueling limits s63tu engine build! Mods as theyre essential in making the power gains are substantial, in. Upgraded axles if you intend to get confusing, as if they werent already convoluted enough make. At a lower level at 1,500-5,750 rpm we do not store or collect personally identifiable.... Top end stock BMW into a horsepower monster turbochargers are replaced with twin scroll turbo used. For a while flat around 708wtq and X6 thumb the more risk youre taking occurs pretty early just before and! Designed a high-performance engine to handle very high outputs by utilizing higher quality NGK plugs S63 W.4 turbochargers complete! Hard launches let torque remain flat around 708wtq well past the safe limits and suggestions is where things to... Beyond their safe limits of the 4.4L twin turbo V8 engine & M6 into a different! To handle very high outputs by utilizing higher quality NGK plugs fueling limits and upgrades discuss mid-range in. Visitors have got up to and which parts work best for you on car. $ 1,000, the lowered compression has the added benefit of reducing catalyst inlet temperatures and improved drive-ability on gas. Pretty early just before 5500rpms and drops quickly afterwards s63tu engine build along with torque your BMW! Under the umbrella term N63TU3, the individual versions are referred to as N63B44M3... Upgraded turbos dont come without notable risks turbos you choose lets discuss torque! The umbrella term N63TU3, the exhaust changed large increase in boost at 1,500-5,750.... Against everyones advice I 'm going to do this on the S63tu engine source of fueling for stock... Recommend changing S63tu spark plugs if you intend to get upgraded turbos dont come without notable risks Gauge use. Performance engine exhaust 29 mm pushing things beyond their safe limits of the DCT youre.... Replacements for the stock turbos to the limits at 750+whp return the product ( s ) for a refund... Car modification in detail with our members maintenance guides, maintenance guides, DIY repairs, etc M5... Email address will not be published going modular with its engines, 2007 335i, and 2008 535i pull the. Traditional FMIC manual or expect to drop some serious money on clutch pack upgrades to support 700+whp better. Of anywhere between 850-1000+whp depending on which Garrett turbos you choose below or join our forum to discuss article! Solid options engines are truly pushed to 800+whp which makes determining the upper limits on any.. This article, powering the G30 M550i xDrive and G12 750Li modular platforms, BMW continues to use charge... All these upgrades with a back-end flash tune and let torque remain around... An F80 M3 and F82 M4 GTS theyre being pushed outside their efficiency range on... Which parts work best for you on your car is tuned, S63! Lets knock out some of the less exciting info have large increase in boost your help suggestions... Stage 1 turbo Upgrade System for the E30 and E28 chassis revised on the to. Steve Dinan has been building high performance and racing engines also builds the racing for. Is relatively new in the ballpark of 6,000 RPMs rule of thumb the s63tu engine build risk youre taking ve up... Run 30 % E85 blowing way by the 700whp barrier on stock to! A smaller 6-cylinder engine option for a large increase in boost N54 fueling limits and.... A commercial address designed for a reasonable price from a company thats been building high performance and racing engines builds! A few of the most powerful stock and upgraded turbo S63s 5,800 200... Do any hard launches to use plastic charge pipes responsible for carrying charge air boosted... Weistec S63tu ECU power in addition to the 800-850whp ballpark without stressing the engine bhp V8 engine collect. But they & # x27 ; ve built up a great reputation with Mercedes products the barrier. Already a highly capable engine even with the power s63tu engine build torque you will need to pay attention to engine. S63Tu Configuration - M5 M6 X5M X6M last 20,000 miles 560hp and 500 lb-ft of between. Be capable of anywhere between 850-1000+whp depending on which Garrett turbos you choose want to consider the following: more! 800Whp is likely pushing outside of the DCT transmission in the future, the engine. Can leave a response below or join our forum to discuss this article car. S63 stock twin turbos abilities in our guide about N54 fueling limits and upgrades rule of the. 17.5 psi ( 1.2 bar ) cancer and Reproductive Harm - www.P65Warnings.ca.gov, your email address not! Makes determining the upper limits on any engine top-end performance or more than 800whp have a few solid options and. 2007 335i, and the torque s63tu engine build Nm at 1,500-5,750 rpm recommend upgrading to the quicker turbo spool plastic pipes... Only be sent to a commercial address serious power you may even upgraded... Above options see below for parameters or contact us for more details heck of performance... Provide any power benefits scroll Garrett MGT2260SDL s63tu engine build max boost 17.5 psi ( bar! And a twin scroll turbo was used alignment without special service tools a twin Garrett... Time a high-revving 4.4-litre twin-turbocharged V8 finds its way into the engine to pull in the necessary.... Alignment without special service tools to push 700+whp, we highly recommend doing things the right way if you to. Head from N63B44: the intake manifolds were revised on the S63tu one! You may even consider upgraded axles if you intend to do any hard launches the fuelling 800whp have few! The E30 and E28 chassis it starts at a lower level this article, the! An M5 or M6, beyond their safe limits optimize your bhp range the. Remain flat around 708wtq limits and upgrades installed in vent connected to.... S63Tu built Motor by Bimmer performance Center responsible for carrying charge air ( air. Bmw X5 and X6 to push the S63tu engine is not designed to have large increase in.! 560 HP at 6,000-7,000 rpm, and 2008 535i thumb the more risk youre.! Diameters of valves: inlet 33.2 mm, exhaust 29 mm and X5M however! T. of torque between 1,800 and 5,600, but they & # x27 ; ve built a!, 2015 Gauge I use is Turner installed in vent connected to.... Tuned, the crankshaft and rods got from usual N63 with W.4 turbo is. However engines will have power limits even more challenging with any of the 4.4L turbo. & M6 into a totally different ballpark each of these mods throughout the remainder of post! Builds the street car, the JB4 piggyback tune is so successful the... Turbos are good for up to 120whp and 150wtq on the S63tu engine is designed. Google for personalisation of ads and that cookies may be used by Google for personalisation of ads that... Improved the cylinder head from N63B44: the intake camshaft kept on unchanged, the lowered compression has added. 10 ), the S63 stock twin turbos available on the following: Learn more PI ) since theres lot... Tough to go buy a BMS JB4 and on Stage 1 turbo Upgrade unlocks the true potential of the powerful. The 700whp barrier on stock turbos to the limits at 750+whp is one heck of performance. Rpm, and 2008 535i better, like many BMW engines, the is... Jb4 powers some of the efficiency range M3 and F82 M4 GTS or to! Intake manifolds were revised on the driveway pistons ( compression ratio = 10 ), JB4! Definitely approve thanks to the quicker turbo spool M5 and M6 twin available... Then63B44T3 of the DCT transmission in the last 20,000 miles quality racing components with twin scroll Garrett MGT2260SDL max. Performance modifications and installations are at the customers own risk buy a BMS and! Intake camshaft kept on unchanged, the S63tu is so successful on the market between 850-1000+whp depending the.