Diamond Eye KIT 4in Catback Single w/ TDP SS 04-05 Chevy/GMC 6.6L Duramax 2500/3500

If you're looking to get more out of your 2004-2005 Chevrolet Silverado 2500 HD with the 6.6L Duramax engine, a cat-back exhaust system is a solid choice. This kit from Diamond Eye Performance replaces your factory exhaust from the catalytic converter back, aiming for improved exhaust flow and a more satisfying sound. It's designed to fit all cab and bed lengths for these specific truck models.

Diamond Eye uses CNC mandrel bending to create smooth bends in the 4-inch stainless steel tubing. This process helps maintain consistent diameter throughout the pipe, which is key for efficient exhaust gas movement. Stainless steel is a good choice here because it holds up well against corrosion, especially important for a part that's exposed to the elements underneath your truck. The system includes a single muffler and a Tailpipe Discharge Pipe (TDP) for a straightforward installation that bolts onto your existing catalytic converter.

This kit is a complete cat-back system, meaning it includes all the necessary tubing, muffler, and tailpipe components to replace your stock exhaust from the catalytic converter back. While it's designed as a direct fit, always refer to the manufacturer's installation instructions for specific details and any required tools.