Description
F30 / F31 / F34 340i
Two unique features are the inbuilt accelerometer and gyro for logging and “inertia switch” in case of accident
High Boost Kit:
and valve float:
BMW / Toyota B58 Valve Springs by SuperTech 1112172622 F30 / F31 / F34Supertech offers high performance valve spring kits designed specifically for BMW and Toyota B58 engines, providing precise valve control and unmatched reliability. Each kit includes Supertech's premium valve springs, engineered for high RPMs and demanding conditions, ideal for performance enthusiasts and professional racing teams alike. Crafted from the finest materials, Supertech valve springs feature higher spring rates and greater durability than
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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