This consists of a steel core covered with two layers of asbestos-free aramid fibre and offers excellent thermal and mechanical resistance without compromising its ability to adapt to mating surfaces

2012-2015     F01/F02     740i / 740Li

consistent gains

Whether you're optimizing your M20 engine for the drag strip or street use

or competition-level racing

BMW S85 Valves by SuperTech 220iX This consists of a steelThe Supertech High Performance Valve Kit for the BMW S85 engine is meticulously engineered to cater to the specific needs of this V10 powerhouse. Designed for high performance applications, these valves ensure superior durability and reliability, making them a top choice for enthusiasts and professionals alike. Supertech has established itself as a trusted brand among engine builders, renowned for its commitment to precision and quality. Each valve