4" Cat & DPF Delete Pipe for 2011-2015 Chevy Silverado GMC 6.6L LML Duramax Diesel thunderbird making them ideal for street

making them ideal for street or track use

Here’s why it’s the ideal choice for Cummins owners:

Short Haul

reducing backpressure and increasing horsepower and torque

4" Cat & DPF Delete Pipe for 2011-2015 Chevy Silverado GMC 6.6L LML Duramax Diesel thunderbird making them ideal for street4" Cat & DPF Delete Pipe for 2011 2015 Chevy Silverado GMC 6. 6L LML Duramax Diesel The DynoVox 4" Exhaust DPF Delete Pipe for 2011 2015 Chevy Silverado and GMC 6. 6L LML Duramax Diesel is designed to replace the restrictive Diesel Particulate Filter (DPF), improving exhaust flow, boosting horsepower, and reducing backpressure. This high performance upgrade enhances engine efficiency, fuel economy, and throttle response. Ideal for off road use, it