BMW N53 Valve Springs by SuperTech XP5022 This service is performed in-house

This service is performed in-house by BMW-focused engine builders using professional machine shop equipment and strict measurement standards

The gold adjustment dial allows the user to change the high-speed compression damping with 14 precise clicks

Constructed from high-grade steel that work-hardens to over 80

6 ATS steels

TIG-welded joints for high strength and reliability

BMW N53 Valve Springs by SuperTech XP5022 This service is performed in-houseDesigned to meet the demands of high performance applications, Supertech valve spring kits are favored by performance enthusiasts, engine builders, and professional racing teams alike. These kits are compatible with various N53 applications, including racing and performance street builds, delivering optimal performance at high RPMs. Crafted from high quality materials, Supertech valve springs are built to withstand the intense conditions of high