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Chevy / GMC

Chevy & GMC Duramax diesel performance — Silverado HD, Sierra HD.

2017-2025 L5P DURAMAX INJECTOR PIGTAIL SET
2017-2025 L5P DURAMAX INJECTOR PIGTAIL SET
$100.00$90.00
2001-2016 GM 6.6L DURAMAX HIGH FLOW RACE EXHAUST MANIFOLDS & GASKETS
2001-2016 GM 6.6L DURAMAX HIGH FLOW RACE EXHAUST MANIFOLDS & GASKETS
$695.00$625.00
2011-2016 LML Intercooler Pipe & Boot Kit
2011-2016 LML Intercooler Pipe & Boot Kit
$265.00$240.00
LLY EGR SOLUTION 2004.5-2005 Duramax 6.6
LLY EGR SOLUTION 2004.5-2005 Duramax 6.6
$85.00$75.00
2011-2016 LML CP4 to CP3 Conversion Kit
2011-2016 LML CP4 to CP3 Conversion Kit
$650.00$585.00
H2 Supply Co dyno chart
2006 - 2007 LBZ 6.6L Duramax EZLYNK Custom Tuning
$750.00$675.00
2006-2010 Chevy Duramax LBZ/LMM 5 Position Switch 6.6L
2006-2010 Chevy Duramax LBZ/LMM 5 Position Switch 6.6L
$65.00$60.00
2004.5-2005 Chevy Duramax LLY SOTF DSP5
2004.5-2005 Chevy Duramax LLY SOTF DSP5
$65.00$60.00
2001-2004 LB7 6.6L DSP5 SOTF
2001-2004 LB7 6.6L DSP5 SOTF
$65.00$60.00
LML 11-16 BILLET THROTTLE VALVE UPGRADE
LML 11-16 BILLET THROTTLE VALVE UPGRADE
$185.00$165.00
L5P 17-25 BILLET THROTTLE VALVE UPGRADE
L5P 17-25 BILLET THROTTLE VALVE UPGRADE
$195.00$175.00