S65 CNC Cylinder Head Porting Loom If a high flow check

If a high flow check valve is required

Can I use a FPD-XR

5150 AutoSport Performance Cylinder Head Services for BMW N55 Engines

Once installed

and their Mini piston sets are designed to improve the engine's power

S65 CNC Cylinder Head Porting Loom If a high flow check5150 AutoSport 5 Axis CNC Cylinder Head Porting for BMW S65 V8 Engines Please note that price is based on customer providing disassembled, clean core. If you need help sourcing a core, please contact our sales team. Also note that this service includes a 1 2 week turnaround time for service completion, beginning when the 5150 Team receives your head. Investing in cylinder head porting for your high performance BMW engine enhances airflow efficiency