M177 Ported Heads | YPG Motorsport Tuning Tool and a more subdued sound

and a more subdued sound for city driving

Valvetrain: DOHC 32-valve

"name":"ECU Reflash — Audi RS/S Line 4

Reduced backpressure means faster turbo spool

M177 Ported Heads | YPG Motorsport Tuning Tool and a more subdued sound5 Axis CNC Ported Intake & Exhaust Ports Five Angle Valve Job New OEM Valve Seals No core Exchange needed. The M177 Ported Heads can significantly improve engine performance in several ways: 1. Increased Airflow: The porting process involves reshaping and smoothing the intake and exhaust ports in the cylinder heads. This allows for improved airflow into and out of the combustion chamber, resulting in better combustion efficiency and increased power