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Duramax 6.6L LB7/LLY/LBZ (2001–2007)

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2001-2004 GM 2500/3500 6.6L Duramax — Cat-Back

From $653

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2001-2004 GM 2500/3500 6.6L Duramax — Downpipe-Back

From $665

View Options This product has multiple variants. The options may be chosen on the product page

2001-2007 GM 2500/3500 6.6L Duramax — Cat-Back

$664

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$343

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2004-2005 GM 6.6L Duramax LLY EGR Cooler Upgrade Kit

$180

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2004-2005 GM 6.6L Duramax LLY EGR Cooler Upgrade Kit — with Up-Pipe

$412

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2004.5-2010 GM 6.6L Duramax — Turbo Direct Pipe

$269

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2006-2007 GM 6.6L Duramax LBZ EGR Cooler Upgrade Kit

$180

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2006-2007 GM 6.6L Duramax LBZ EGR Cooler Upgrade Kit — with Up-Pipe

$412

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$279

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Duramax LB7/LLY/LBZ Full-Send Kit

Original price was: $1,788.Current price is: $1,609.20.

$50

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Flo~Pro ELITE 2001–2010 GM 6.6L Duramax Support Pack — EFI Live (SOTF)

$475

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Flo~Pro ELITE 2001–2010 GM 6.6L Duramax Support Pack — HP Tuners (SOTF)

$650

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