Clutch Masters 21-23 BMW M3/M4 3.0L S58 Factory Fit FX400 8-Puck Twin Disc Clutch w/Alum. Flywheel 1981-nissan-720-esi8207056 In recent dyno testing this

In recent dyno testing this system produced 9 HP and 10 lbs

To prevent crankcase pressure from building up

use part number #81391

5" diameter into dual 2" Cat-Back™ system delivers the classic S-Type sound with no drone inside the vehicle

Clutch Masters 21-23 BMW M3/M4 3.0L S58 Factory Fit FX400 8-Puck Twin Disc Clutch w/Alum. Flywheel 1981-nissan-720-esi8207056 In recent dyno testing thisThe Clutch Masters Factory Fit FX400 Series Twin Discs kit for the 2021+ BMW G80 M3 and G82 M4 with the amazing S58 engine and a 6 Speed manual transmission was developed to bridge the gap between replacing the comfortable driving twin disc that came in these cars from the factory and one of our more race orientated 725, 850 or 1000 Series twin disc kits. As OE auto manufactures continue to push for more and more power, they are typically equipping