5-Inch Round Rolled Edge Straight Turboback Exhaust System for 2001–2007 GMC Sierra 2500HD with 6.6L Duramax Diesel

Description

Upgrading vehicle exhaust system is a great way to build horsepower, free up trapped torque, and improve upon restrictive factory systems. The larger pipes, low-restriction mufflers, and tuned resonators of a well-designed performance exhaust system can make a world of difference on your vehicle. The net result is lower auto exhaust backpressure, more horsepower, more torque, and a much better sound.

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