MBRP
MBRP 11-13 Chev/GMC 6.6L Duramax 3in Turbo Down Pipe Black
MBRP 11-13 Chev/GMC 6.6L Duramax 3in Turbo Down Pipe Black
Part number: MBRPGM8427
Regular price
$299.99 USD
Regular price
Sale price
$299.99 USD
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- Ships direct from the brand or supplier
- Tracking emailed when it ships
- Free fitment check before you order
MBRP 11-13 Chev/GMC 6.6L Duramax 3in Turbo Down Pipe Black, listed for 2011–2013 GMC 6 with the 6.6L engine. Rust and broken hangers are the usual reasons exhaust parts get replaced.
Quick facts
- Brand: MBRP
- Part type: Exhaust part
- Listed for: 2011–2013 GMC 6
- Engine: 6.6L
Good to know
- Warranty terms: Warranty
Tip: Check local noise and emissions rules, and use new gaskets and hangers when you fit it.
MBRP exhaust part: what to know
A performance exhaust changes the sound and can improve flow; replacement parts restore a quiet, leak-free system.
Fitment notes
- Engine: match the engine size and code to your vehicle; the same model often came with several engines.
- 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? Send us your year, make, model, engine and trim and we'll check before you order.
Ask about fitmentWhat else to plan for
- Clamps and hangers. Old hardware is usually rusted.
- Gaskets. New gaskets prevent leaks at each joint.
More for your car: Exhaust Pipes & Tailpipes · Exhaust
Questions about exhaust part
Will this fit my car?
Check the title and details above for the vehicles and part number it is listed for. If you are not sure, contact us with your year, make, model, engine and trim and we will confirm fitment before you order.
Is this street legal where I live?
Rules vary by state. Check local noise and emissions rules before you buy.
Where do specs and warranty details come from?
From MBRP. Each brand sets its own specs, lead times and warranty terms, and they can change. The product details above are the latest we have.
Questions & answers
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