MBRP S5017304 2023-Up Chevrolet/GMC Colorado/Canyon 2.7L T304 Stainless Steel 3 Inch Cat-Back Exhaust Single High Clearance Rear Exit Armor Pro Chevrolet-Silverado-2500-6-6L-Duramax-LB7-2001 4 inch constant-diameter exhaust system

4 inch constant-diameter exhaust system

or Compund Kit then this kit is a must

Mishimoto silicone hose kit 3

our filter flows better than stock

MBRP S5017304 2023-Up Chevrolet/GMC Colorado/Canyon 2.7L T304 Stainless Steel 3 Inch Cat-Back Exhaust Single High Clearance Rear Exit Armor Pro Chevrolet-Silverado-2500-6-6L-Duramax-LB7-2001 4 inch constant-diameter exhaust systemThe only exhaust you'll ever need MBRP Armor Pro Series exhaust systems are backed by a Lifetime Warranty and crafted out of T304 Stainless Steel the most durable material grade that money can buy. The T304 Stainless Steel tubing is easy to clean and maintain. It's the obvious choice for you if you operate your vehicle in extreme conditions. All of the tubing is mandrel bent for maximum exhaust flow. Mandrel bending ensures no rippling in the bends.