Includes spring seats and Titanium retainers which allow for higher lift than stock retainers, at half the weight
2X Entries Into Our F80 M3 Sweepstakes
Includes spring seats and Titanium retainers which allow for higher lift than stock retainers, at half the weight
2X Entries Into Our F80 M3 Sweepstakes
This high-performance engine kit combines an upgraded dual-spring valvetrain, Inconel and nitrided valves, a top-end gasket set, and premium tri-metal race main bearings.
10X Entries Into Our F80 M3 Sweepstakes