continues to push the limits of high performance aftermarket products with our 4ply Silicone Post Maf Intake Hose. The factory intake hose is corrugated and causes air turbulence upon entering the turbo inlet. Our  silicone hose smooths the air entering the turbo which allows you to make more power. Made from Lifetime Warranty 4ply silicone chosen specifically by engineers for this application you can be sure it will perform!!