MBRP Armor Lite S6003P 4-Inch Cat-Back Exhaust System with Downpipe for 2005 Chevrolet Silverado and GMC Sierra 2500/3500 HD

THE BEST BANG FOR YOUR BUCK - ARMOR LITE Series exhaust systems are a value option with the same fitment, performance and sound as the premium products from MBRP. Heavy-gauge Aluminized Steel tubing helps to resist dings and dents caused by debris under your vehicle. This material can be a great choice for you if you live in a dry climate that doesn’t see much precipitation, or if you’re looking for great sound on a budget. All of the tubing is mandrel bent for maximum exhaust flow. Mandrel bending ensures no rippling in the bends. The end result is that it gives you more fresh air inside your engine’s cylinders, allowing it to produce more power and improve vehicle performance and longevity. Part numbers ending in P and PLM carry a 1-year warranty. MBRP, Stand out from the crowd with a performance exhaust system that sounds great. Armor Lite Cat Back Exhaust System; 4 in.; Incl. Downpipe; Single Side Exit; Aluminized Steel; Includes Carb-approved Downpipe EO# D-763-2.

• Heavy Duty Aluminized Steel Construction. MBRP Signature Styling and Sound. Smooth Mandrel Bent Tubing. Utilizes OEM hanger locations. Clamps Included. Carb-Approved Downpipe. No Tip.
• Note- Cutting may be required for installation
• Built from heavy-gauged aluminized steel
• Carb-approved downpipe included
• Touring Profile/mellow and deep
• Utilizes OEM Hanger Locations
• Smooth Mandrel Bent Tubing
• Clamps Included
• No tip

The MBRP Armor Lite S6003P Cat-Back Exhaust System delivers reliable performance, deep touring sound, and strong value for select 2005 Chevrolet Silverado and GMC Sierra 2500/3500 HD applications. Designed with the same fitment, performance, and sound standards as MBRP premium systems, this exhaust uses heavy-gauge aluminized steel to help resist dents and damage from under-vehicle road debris. It is a practical choice for dry climates and budget-conscious performance builds.

Mandrel-bent tubing maintains smooth internal airflow through each bend, helping reduce restriction and support improved engine breathing, performance, and long-term durability. The system uses original equipment hanger locations for a straightforward installation and includes the required clamps. Cutting may be necessary during installation. This configuration features a single-side exit and a touring sound profile with a mellow, deep tone. A polished exhaust tip is not included.

The MBRP S6003P includes a CARB-approved downpipe with California Executive Order D-763-2 and is EPA compliant. The system is constructed from aluminized steel and carries a 1-year warranty for part numbers ending in P or PLM. It is designed for the listed 2005 Chevrolet Silverado 2500 HD, Chevrolet Silverado 3500, and GMC Sierra 2500 HD applications. Confirm vehicle configuration and exhaust routing before ordering.

What's Included: Armor Lite cat-back exhaust tubing, CARB-approved downpipe, installation clamps, and components required for the specified application. Exhaust tip is not included.

Features:

• Heavy-gauge aluminized steel construction helps resist dents and corrosion in suitable dry-climate applications.
• Smooth mandrel-bent tubing supports efficient exhaust flow without rippling through the bends.
• CARB-approved downpipe included with California Executive Order D-763-2 and EPA-compliant design.
• Touring sound profile provides a mellow, deep exhaust tone with a single-side exit and no included tip.

Fitments:
2005 Chevrolet Silverado 2500 HD Base
2005 Chevrolet Silverado 2500 HD LS
2005 Chevrolet Silverado 2500 HD LT
2005 Chevrolet Silverado 2500 HD WT
2005 Chevrolet Silverado 3500 Base
2005 Chevrolet Silverado 3500 LS
2005 Chevrolet Silverado 3500 LT
2005 GMC Sierra 2500 HD Base
2005 GMC Sierra 2500 HD SLE
2005 GMC Sierra 2500 HD SLT
2005 GMC Sierra 2500 HD WT
2005 GMC Sierra 3500 Base
2005 GMC Sierra 3500 SLE
2005 GMC Sierra 3500 SLT
2005 GMC Sierra 3500 WT

Air Freight Prohibited: false
Not Carb Approved: false
Carb Acknowledgement Required: false
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: Compliant
Units Per Sku: 1
Carb Eo Number: D-763-2
Regular Stock: t