Increasing the size of the exhaust pipe reduces the time it takes the turbocharger to develop full boost levels. Improvements in fuel economy, reduced exhaust temperture, improved apearance and a sporty sound are the benefits. 10-15 Hp increasas can be noticed when measured as response time to reach a certain speed with a measured load. 16 gauge Aluminized steel tubing.
Exhaust Kit Dodge 5" Cat Back 2003-06 Box 1 & 2