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Engine builders and tuners rely on Supertech to maintain stability
2018-Present G05 xDrive25i / sDrive25i
Mini Cooper S
Made by CP-Carrillo
2017–Present BMW G30 M550i xDrive
BMW S63 Valve Springs by SuperTech 1301004 Engine builders and tuners relyEnhance the performance of your BMW S63 engine with the SuperTech High Performance Valve Spring Kit. This precision engineered kit offers a notable seat pressure of 83 lbs and accommodates a maximum lift of 12 mm, ensuring optimal valve operation even at high RPMs. Designed to replace OEM part numbers: 11340039494, 11340054492, 11347578825, 11347572451, 11347504271, 11347614134, and 11340150843, this kit is the ideal upgrade for serious enthusiasts
US$ 735.00
US$ 49.99
US$ 56.00
US$ 12.98
US$ 49.99
