Do Hater pipes, Screamer pipes or Decat Pipes make power? The Ultimate 35PSI, 4" Exhaust Dyno Test. | Following on from our "Cat vs Decat" video (courtesy of XForce Performance Exhaust and
Protuner custom screamer pipe | Driftworks Forum
SPP Screamer Pipe - Suits Mitsubishi EVO X/RALLIART