Miller Performance Dual valve spring & retainer kit for the BMW M30 engines.
True 10.5:1 compression pistons for Stroker M88/3 & S38b35 engines
The only turn-key tuning package for your M30 Turbo project!
The only turn-key tuning package for your M20 Turbo car!
Highly recommended! This boost / AFR gauge combo integrates with the WAR Chip for in boost AFR...