LMM Duramax Downpipes

Enhance your 2007–2010 LMM Duramax’s performance with high-quality downpipes designed to reduce exhaust backpressure and improve turbo spool. Built from durable stainless steel with precise fitment, these downpipes increase horsepower, torque, and overall engine efficiency. Ideal for towing, performance tuning, or daily driving, our LMM Duramax downpipes deliver reliable power gains and long-lasting durability.

6 Items

**Duramax 2004.5-2010 CA 3 Inch Downpipe Kit MBRP GMCA424** $224.99
Fits: Duramax 2004.5-2010

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**Duramax 2004.5-2010 3 Inch Downpipe Upgrade 304SS PPE 117000500** $269.98
Fits: Duramax 2004.5-2010

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**Duramax 2006-2010 3 Inch 409SS XP Turbo Down Pipe AFE 49-44034** $457.00
California Restricted

Fits: Duramax 2006-2010

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**Duramax Atlas 3 Inch Downpipe AFE 49-04034** $200.00
California Restricted

Fits: Duramax 2004.5-2010

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**Duramax 2001-2016 Downpipe Support Bracket PPE 116110505** $31.49
Fits: Duramax 2001-2016 W/ PPE Up-pipes

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**Duramax 01-15 Downpipe Support Bracket PPE 116110510** $22.49
Fits: Duramax 2001-2015 W/ PPE Manifolds

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