50mm Exhaust   Full Race    260° Intake / 242° Exhaust   11

The unique coating not only improves durability under extreme conditions but also helps prevent catastrophic engine failure due to oil pressure loss

Don't have a machine shop up to the job

Retainer: RET-BM2521/T1S-LC

Boost by gear support for optimized performance

BMW S58 Port Injection Kit 130612 50mm Exhaust Full Race 260°RK Autowerks Port Injection Kit for BMW S58 Engines The RK Autowerks Port Injection Kit is designed to meet the demands of high performance S58 builds. Whether you're chasing big horsepower or seeking to maximize fueling efficiency, this kit delivers reliable results without compromise. Precision CNC machined and tested in RKs Texas facility, each component reflects the brands commitment to engineering excellence. This kit is fully compatible with