Increased Vehicle Performance. The Kooks 3 in. High Flow Catted Y-Pipe helps provide a quick boost to your Chevy Silverado’s performance without deleting the catalytic converters. It is specifically designed to be used with Kooks Long Tube Headers.
Helps Create a More Aggressive Exhaust Note. Because of its less-restrictive design, the Kooks High Flow Catted Y-Pipe does more than improve your truck’s performance. It also adds a more crisp and aggressive growl to help you hear the difference in vehicle performance.
Uses High Flow Catalytic Converters. This Kooks Y-Pipe makes use of more efficient catalytic converters that are designed to outperform your factory cats. This helps provide a reasonable increase in both rear wheel horsepower and torque, while allowing your vehicle to pass emissions testing.
Application. The Kooks 3 in. High Flow Catted Y-Pipe fits Kooks Long Tube Headers and is compatible with 2014-2018 5.3L Chevrolet Silverado models.