For the most extreme performance requirements

making them ideal for forced induction builds

Improved Combustion EfficiencyA cleaner

Yerbol from GTP Tuned is a renowned name in the modern world of performance BMW tuning

B58 Combustion Chamber Upgrade Service GTR For the most extreme performance5150 AutoSport Combustion Chamber Upgrade Service for BMW and Toyota B58 Engines Please note that price is based on customer providing clean, disassembled core. If you need help sourcing a core, please contact our sales team. Our CNC Cylinder Head Combustion Chamber Service is a precision machining process where the combustion chambers of an engine's cylinder head are reshaped and refined using Computer Numerical Control (CNC) technology, optimizing