MBRP
MBRP 2005 Chevy Silverado / GMC Sierra 2500/3500HD 4in OD CatBack Single Side Exit w/ Downpipe - AL S6003P
MBRP 2005 Chevy Silverado / GMC Sierra 2500/3500HD 4in OD CatBack Single Side Exit w/ Downpipe - AL S6003P
Part number: 9J0Y3
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- Ships direct from the brand or supplier
- Tracking emailed when it ships
- Free fitment check before you order
Listed for: Chevrolet SilveradoFitment notes & questions
Exhaust part from MBRP, listed for the 2005 Chevrolet and GMC. A performance exhaust changes the sound and can improve flow; replacement parts restore a quiet, leak-free system.
Key features
- Includes Carb-approved Downpipe EO# D-763-2
- Armor Lite Cat Back Exhaust System; 4 in.; Incl. Downpipe; Single Side Exit; Aluminized Steel; | MBRP S6003P 4in. Cat-Back Back Single Side with Downpipe, AL. CARB EO # D-763-2
Specifications
- Brand: MBRP
- Part type: Exhaust part
Fitment for the 2005 Chevrolet and GMC
Listed for the 2005 Chevrolet and GMC. Check your year, model and trim against the title before you order.
What it does
Exhaust parts carry gases away from the engine, quiet the sound and clean up emissions. Exhaust parts carry gases away from the engine; replacing rusted or restrictive parts fixes leaks and noise, and performance designs can add flow and sound.
Installation & tips
- Check local noise and emissions rules, and use new gaskets and hangers when you fit it.
- Clamps and hangers: Old hardware is usually rusted.
- Gaskets: New gaskets prevent leaks at each joint.
- Work on a cool engine with the vehicle secured, and use a service manual for your vehicle for torque specs and procedures.
FAQ
Can I install it myself?
Many owners do this job at home with basic tools and a service manual for their vehicle. If you are not sure, have it fitted by a qualified mechanic.
What should I check before ordering?
Compare the part number, specifications and fitment on this page with your vehicle and with the part you are replacing.
Before you order
- Confirm your year, make, model and trim match the fitment listed above (2005 Chevrolet and GMC).

Before you order: Chevrolet Silverado exhaust part fitment
Exhaust parts carry gases away from the engine, quiet the sound and clean up emissions.
Fitment notes
- Listed for: Chevrolet Silverado.
- Engine: check the engine size listed against your vehicle's VIN or under-hood label.
- Specs, lead time and warranty come from MBRP and can change. The details above this guide are the latest we have.
Not sure it fits? Tell us exactly what you drive and we'll confirm fitment first. It's free and saves a return.
Ask about fitmentPlan the whole job
- Clamps and hangers. Old hardware is usually rusted.
- Gaskets. New gaskets prevent leaks at each joint.
More for your car: Downpipes · Chevrolet Parts · Exhaust
Questions about Chevrolet Silverado exhaust part
Will this fit my Chevrolet Silverado?
Is this street legal where I live?
Where do specs and warranty details come from?
Questions & answers
No questions yet about this part. Ask about fitment, what's in the box or installation and we'll answer here.