- Designed for maximum power and performance
- Mandrel bent tubing
- Installs with common hand tools
- Can improve fuel economy by 1-2 mpg
- Boosts torque and horsepower
The down pipe back type system mounts to the short stock down pipe in Duramax equipped vehicles and eliminates the catalytic converter. The objective is to provide the absolute lowest exhaust gas temperatures, maximum exhaust flow, torque and horsepower possible. The ideal configuration for off road applications. Fits 2001-2007 Extended Cab/Crew Cab Configurations.