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G30 540i xDrive (B58A 2017-2019)
The gold adjustment dial allows the user to change the high-speed compression damping with 14 precise clicks
TIG-welded joints for high strength and reliability
417 100 227lbs @ 0
Constructed from high-grade steel that work-hardens to over 80
BMW N53 Valve Springs by SuperTech XP5022 G30 540i xDrive (B58A 2017-2019)Designed 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
