BMW Drivetrain Parts for BMW G82 M4 S58 3.0L

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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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VTT BMW Carbon Fiber Driveshaft - G8X RWD
2X Entries Into Our F80 M3 Sweepstakes
Vargas Turbo Technologies - Corporate Logo
T#:44122898
Part#: DRVSTCFG8XRWD
Ships on Nov 17, 2026
$ 1,999.99 USD
Free Shipping
$ 1,999.99 USD
Free Shipping
Upgrade your driveshaft to carbon fiber to reduce weight while improving driveline responsiveness and feel thanks to the elimination of rubber universal joints.
Vargas Turbo Technologies - Corporate Logo
T#:52129733
Part#: G8XDIFFINSFRT
Ships on Nov 17, 2026
$ 132.99 USD
Free Shipping
$ 132.99 USD
Free Shipping
The Vargas Turbo Technologies Front Diff Reinforcement Kit is a vital upgrade for high-horsepower S58-powered vehicles.
Billet Differential Lock Down Kit - Clear
2X Entries Into Our F80 M3 Sweepstakes
Vargas Turbo Technologies - Corporate Logo
T#:58782359
Part#: G8X-LOCKDOWN-CLR
Ships on Nov 17, 2026
New Item
$ 739.99 USD
Free Shipping
$ 739.99 USD
Free Shipping
This kit provides the reinforcement BMW intended but never fully realized in the factory design.

Vargas Turbo Technologies - Corporate Logo
T#:52129737
Part#: G8XDIFFINSTRO
Ships on Nov 17, 2026
$ 132.99 USD
Free Shipping
$ 132.99 USD
Free Shipping
The G8X Rear Billet Diff Insert Kit is a precision-machined reinforcement component that installs directly into the rear differential bushing.

Vargas Turbo Technologies - Corporate Logo
T#:52129738
Part#: G8X-LOCKDOWN-BLK
Ships on Nov 17, 2026
$ 739.99 USD
Free Shipping
$ 739.99 USD
Free Shipping
This black-anodized kit provides the reinforcement BMW intended but never fully realized in the factory design.
Spool Performance 8HP70, 8HP75, 8HP76 Stage 2 Upgraded Transmission D...
For 8HP70 models only compatible with newer 48 Spline versions
Spool Performance - Corporate Logo
T#:49857412
Part#: SP-ZF-LF-S2
Special Order: No Guaranteed ETA
$ 5,499.00 USD
Free Shipping on orders $49 and up
$ 5,499.00 USD
Free Shipping on orders $49 and up
For the DIY-er looking to maximize their S58's performance.