Maximize Airflow, Reduce Backpressure, Amplify Power – And It’s CARB Legal!
Take your 2001-2016 Chevy Silverado or GMC Sierra 6.6L Duramax V8 to the next level with the MBRP 3-Inch Armor Lite Downpipe, engineered to increase exhaust flow, eliminate restrictive backpressure, and unlock serious power gains. Designed for maximum efficiency and performance, this high-quality downpipe enhances horsepower, torque, and throttle response while delivering a bold, aggressive exhaust note that commands attention. With CARB approval (EO # D-763-2), this upgrade is 100% street-legal, so you get the best of both worlds—performance without compromise.
Fitment Information
- Chevy Silverado 2500HD / 3500 Base (2001, 2002, 2003, 2004)
- Chevy Silverado 2500HD LS (2003, 2004)
- Chevy Silverado 2500HD LT (2003, 2004)
- Chevy Silverado 2500HD WT (2004)
- Chevy Silverado 2500HD (2005, 2006, 2007, 2008, 2009, 2015, 2016)
- Chevy Silverado 2500HD Classic (2007)
- Chevy Silverado 3500 (2005, 2006)
- Chevy Silverado 3500 Classic (2007)
- Chevy Silverado 3500HD (2007, 2008, 2009, 2015, 2016)
- GMC Sierra 2500HD / 3500 Base (2001, 2002, 2003, 2004)
- GMC Sierra 2500HD / 3500 SL (2001)
- GMC Sierra 2500HD / 3500 (2005, 2006)
- GMC Sierra 2500HD / 3500 Classic (2007)
- GMC Sierra 2500HD / 3500HD (2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016)
- 2001-2004—Fits Early 2004 Models Only
- 2004-2010—Fits 2004.5 Models Only, Do not fit Early 2004 Models
- 2011-2016—Do not fit models with 3-Bolt Flange
Emissions Compliance
CARB EO # D-763-2 – This Downpipe does not alter, replace, or modify any emissions equipment.
Specs & Features
- 3-Inch Tubing for Maximum Flow – Designed for improved exhaust efficiency and reduced restriction.
- Optimized Exhaust Flow – Enhances horsepower and torque, giving your engine room to breathe.
- Aggressive Sound Profile – Provides a deeper, more powerful exhaust tone without excessive drone.
- Durable Black-Coated Aluminized Steel – Built to withstand heat, corrosion, and long-term use.
- Direct-Fit Installation – No cutting or welding required for a straightforward bolt-on upgrade.
- Enhanced Throttle Response – Delivers a noticeable improvement in acceleration and performance.
- Industry-Leading Warranty – Backed by MBRP’s limited 3-year warranty for added confidence and reliability.
Product Description
Unlock the full potential of your 2001-2016 Chevy Silverado or GMC Sierra 6.6L Duramax V8 with the MBRP 3-Inch Armor Lite Downpipe. Engineered to optimize exhaust flow, reduce backpressure, and boost horsepower and torque, this upgrade delivers crisper throttle response and a deep, aggressive exhaust note that commands attention. Best of all, it’s CARB legal (EO # D-763-2), so you get performance gains without sacrificing emissions compliance—street-legal and built to perform.
Constructed from black-coated aluminized steel, this downpipe is made to withstand extreme heat, resist corrosion, and handle rugged conditions. Whether you’re towing, off-roading, or just want a more responsive ride, the MBRP Armor Lite Downpipe delivers durability and power. Designed by a leader in high-performance exhausts, this upgrade ensures precision fitment, easy installation, and proven results. If you’re ready to take your Duramax to the next level, this is the downpipe you need!
Redline360 is an authorized MBRP Dealer.
