BMW Drivetrain Parts for BMW E30 M3 S14 2.3L

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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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Revshift - Corporate Logo
T#:1105908
Part#: PDB-E3095A
Ships in 7 Business Days
$ 49.99 USD
Free Shipping on orders $49 and up
Utilizing high-precision machining technologies and their very own Polyurethane Manufacturing Department, every Revshift product is designed, manufactured, and tested in-house at their Detroit, Michigan facility.
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Performance Tool - Corporate Logo
T#:1809145
Part#: W80510
Ships in 1 Business Day
$ 32.44 USD
Free Shipping on orders $49 and up
For turning and holding flexplates and flywheels.
Revshift - Corporate Logo
T#:1105928
Part#: DSS-12
Ships in 7 Business Days
$ 39.99 USD
Free Shipping on orders $49 and up
These studs and spacers mount the differential 12mm from the subframe. They are intended to be used with our 12mm offset subframe bushings. When raising the subframe, the spacers allow the differential to mount in the stock location which maintains proper pinion angle. The studs keep the spacers in place making for a quick and easy installation. The spacers are made from 6061 aluminum. The class 12.9 studs have hex key reliefs. We recommend using loctite during installation. Flange nuts are included. Revshift Performance Engineering is a high-performance parts manufacturer with a focus on quality, reliability, and performance. Utilizing high-precision machining technologies and their very own Polyurethane Manufacturing Department, every Revshift product is designed, manufactured, and tested in-house at their Detroit, Michigan facility.
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Chase Bays - Corporate Logo
T#:400149
Part#: CB-U-CMC4BBE
Ships in 8 Business Days
$ 44.99 USD
Free Shipping on orders $49 and up
Used when using the brake booster eliminator kits on vehicles that use the brake fluid reservoir as the clutch fluid reservoir also.

Performance Tool - Corporate Logo
T#:1809158
Part#: W1141
In Stock
$ 9.99 USD
Free Shipping on orders $49 and up
Fits all standard gallon bottles
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.

Performance Tool - Corporate Logo
T#:1809134
Part#: W1145
Ships in 1 Business Day
$ 18.80 USD
Free Shipping on orders $49 and up
Quickly and easily transfer any fluid.
Performance Tool - Corporate Logo
T#:5095675
Part#: W1139
Ships in 2 Business 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 Jul 7, 2025
$ 20.40 USD
Free Shipping on orders $49 and up
Used on ear-type clamps found on CV joints, hoses, and some fuel filters.