BMW Drivetrain Parts for BMW Z4 M Roadster S54 (2003-2008)

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Building your perfect BMW is more than just adding horsepower and stiff suspension. Your drivetrain needs attention in order to deliver power effectively. Most BMWs feature comfortable clutch discs, heavy flywheels, long shifter throws, and open differentials. The drivetrain transmits power to the wheels, but can also be a source of power loss when it is designed for comfort rather than performance. Everything on this page will help you improve your power delivery and driving experience by providing custom Limited Slip Differentials, Short Shift Conversions, Performance Clutch Discs, Lightweight Flywheels, and anything else your BMW needs to be the perfect driving experience.

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Rogue Engineering - Corporate Logo
T#:641617
Part#: TM
In Stock
$ 69.00 USD
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$ 69.00 USD
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Unlike other aftermarket mounts, the mounting plate and studs of our mounts have been Zinc-plated to prevent corrosion. Rogue Engineering Transmission Mounts are sold as a pair, and come with Grade 8 Zinc plated hardware. Rogue Engineering transmission mounts are designed with street comfort in mind while still reducing left and right movement of the transmission. By using a cylindrical shape instead of the factory hourglass like design and utilizing Neoprene rubber deflection can be significantly reduced, minimizing unwanted transmission movement while maintaining vibration dampening characteristics.
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Castrol - Corporate Logo
T#:28271185
Part#: 15D99A
In Stock
$ 40.99 USD
Free Shipping on orders $49 and up
High quality synthetic hypoid gear lubricant, suitable for conventional axles and axles with limited slip differentials. This oil is approved by BMW (M series) and Mercedes Benz AMG. Properties: Reduced axle noise and vibration. Excellent shear stability for consistent performance. Exceptional resistance to high temperatures, extending oil and axle life. Anti-wear properties, suitable for extreme loads. Good cold-weather fluidity for protection from start-up. Approvals: API GL-5 ​MB 235.61 ZF TE-ML 05C ZF TE-ML 12D ZF TE-ML 16G ZF TE-ML 18 ZF TE-ML 21C BMW LS Rear Axles
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Castrol - Corporate Logo
T#:361227
Part#: 001989520310
In Stock
$ 41.59 USD
Free Shipping on orders $49 and up
Used In AMG and BMW Motorsport rear differentials

Lemforder - Corporate Logo
T#:378218
Part#: 11812283798
In Stock
$ 99.99 USD
Free Shipping
$ 99.99 USD
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OEM Lemförder motor mounts are the perfect replacement to prevent vibrations and knocks from continuing.

Performance Tool - Corporate Logo
T#:5122269
Part#: W83011
Ships in 1 Business Day
$ 23.31 USD
Free Shipping on orders $49 and up
Helpful tool for proper axle boot installations.
OS Giken - Corporate Logo
T#:34382136
Part#: BM237HAKT
Ships in 2 Business Days
$ 2,100.00 USD
Free Shipping on orders $49 and up
Upgrade to a better performing LSD, includes tune.

Performance Tool - Corporate Logo
T#:1809145
Part#: W80510
Ships in 1 Business Day
$ 34.69 USD
Free Shipping on orders $49 and up
For turning and holding flexplates and flywheels.
OS Giken - Corporate Logo
T#:1387
Part#: BM237-HA
Ships in 2 Business Days
$ 1,950.00 USD
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$ 1,950.00 USD
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The M Dynamic limited slip unit on the M3 is designed to be a pure street car differential. It's simply not up to the rigors of professional or amateur racing. The OS Giken Super Lock LSD is giant step up in from a stock M3 lsd unit. It's ready for the extreme conditions of racing, offers 100% progressive locking capability, and is able to do this while operating smoothly and quietly. It's use of advanced technologies that make it perfect for both street cars AND pro race cars... and everything in between. We're excited to be carrying the OS Giken LSD unit in our performance catalog, as we've been using them in our own Championship winning M3 race cars.

OS Giken incorporated revolutionary new ideas when developing the their own limited slip diff, utilizing their accumulated racing knowledge and experience and over 4 years of development. Their design uses an unprecedented number of friction plates (up to 28 total!) for better locking force, better engagement/disengagement, and less generated heat. The end result of their efforts is the OS Giken's OS Super Lock LSD which offers incredible durability and reliability on street and track driven BMWs. The use of highest quality materials, precise machining, forged gears and sound engineering makes this LSD durable and reliable enough for road racing performance (which we can personally vouch for!). This is such a great design, in that it can be used in any situation -- whether it's for a street car, or a 100% Professional race car. Zero break-in required. Super smooth and quiet engagement, and 100% progressive locking capability. Professional installation is recommended.

This Limited Slip Differential Unit fits the following BMWs:
2001-2006 E46 M3 coupe & convertible
2008-2013 E9X M3 coupe & convertible
1991-1995 E34 M5 sedan
1999-2003 E39 M5 sedan
2006-2008 E85 Z4M Z4 M Coupe, Z4 M Roadster
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Performance Tool - Corporate Logo
T#:5095675
Part#: W1139
Ships in 1-2 days
$ 10.99 USD
Free Shipping on orders $49 and up
Unique double threaded cap fits both quart and gallon size containers.

Performance Tool - Corporate Logo
T#:1855988
Part#: W83013
Ships in 5 Business Days
$ 20.40 USD
Free Shipping on orders $49 and up
Used on ear-type clamps found on CV joints, hoses, and some fuel filters.
Performance Tool - Corporate Logo
T#:1809134
Part#: W1145
In Stock
$ 18.80 USD
Free Shipping on orders $49 and up
Quickly and easily transfer any fluid.
OS Giken - Corporate Logo
T#:34382134
Part#: LSD-TUNE
Ships in 2 Business Days
$ 150.00 USD
Free Shipping
$ 150.00 USD
Free Shipping


Performance Tool - Corporate Logo
T#:1809158
Part#: W1141
Ships in 1 Business Day
$ 10.19 USD
Free Shipping on orders $49 and up
Fits all standard gallon bottles