MBRP 4-Inch Cat-Back + Downpipe Kit for 2005 Silverado/Sierra HD - S6003P

The MBRP S6003P ARMOR Lite 4-Inch Cat-Back Exhaust and Downpipe Kit is designed for 2005 Chevrolet Silverado 2500HD/3500HD and GMC Sierra 2500HD/3500HD trucks equipped with the 6.6L Duramax diesel engine. This exhaust package combines a 4-inch aluminized steel cat-back system with a CARB-approved downpipe under Executive Order D-763-2. It includes a muffler and features MBRP's Tour Profile with a single side exit configuration, making it well suited to daily-driven diesel trucks while maintaining a classic OEM-style appearance. No exhaust tip is included.

Key Features & Specs:

• Brand: MBRP
• Part Number: S6003P
• Part Type: Exhaust
• System Type: Cat-Back Exhaust with Downpipe
• Series: ARMOR Lite
• Tubing Size: 4-Inch
• Material: Aluminized Steel
• Profile: Tour Profile
• Sound / Use: Ideal for daily drivers
• Exit Style: Single Side Exit
• Style: Classic OEM-style upgrade
• Muffler Included: Yes
• Downpipe Included: Yes
• Downpipe Compliance: CARB-Approved
• CARB EO: D-763-2
• Exhaust Tip Included: No
• Fuel Type: Diesel
• Engine: 6.6L Duramax Only
• Cab Configuration: Extended Cab and Crew Cab Only
• Recommended Conditions: Dry Conditions
• Warranty: 1-Year Warranty

Fitment:

• 2005 Chevrolet Silverado 2500HD 6.6L Duramax
• 2005 Chevrolet Silverado 3500HD 6.6L Duramax
• 2005 GMC Sierra 2500HD 6.6L Duramax
• 2005 GMC Sierra 3500HD 6.6L Duramax