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50mm Exhaust Rally / Race
Designed specifically for high-performance engine builds
The SuperTech High-Performance Valve Kit for BMW
F36 and the Toyota GR Supra A90/A91 chassis
BMW N55/S55 Valve Springs by SuperTech F22 50mm Exhaust Rally / RaceDesigned specifically for high performance applications, SuperTech's precision engineered valve spring kits for BMW N55 & S55 engines provide the essential components necessary for improving valve control and ensure reliability under demanding conditions. Supertech valve spring kits feature high quality springs made from premium materials, ensuring they withstand the extreme stresses of racing and spirited driving. With superior spring rates compared
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