Question: LRX POWER OPTION - Diesel Place : Chevrolet and GMC Diesel Truck Forums
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Medium Duty Trucks Discuss Kodiak/Topkicks, 4500/5500 & up medium duty GM trucks. is the premier Duramax Diesel Forum on the internet. Registered Users do not see the above ads.
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Old 07-14-2018, 06:12 AM   #1 (permalink)
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scocciante's Avatar
Join Date: Apr 2015
Location: RI
Posts: 94
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Ocean State Diesel Club Member


What was done to the LLY/LBZ to reduce the power on the LRX POWER OPTION to 300 Hp . Can it be changed back to 330 Hp easily? .

2007 GMC Topkick C5500 Crew Cab Long Bed Dually LLY/LBZ Duramax
Allison 6 Speed Upgrade PPE Level 2
Velvac Power Mirrors
Glowshift Turbo Boost, EGT & Trans Temp
Kenwood eXcelon DNX994S Compustar Remote Start
Hellwig Front Anti-Sway Bar Bilstiein Shocks
AirLift B&W 25K Companion
Tahoe LED DRL Projector Head Lights
4" Exhaust Cat Died.

Grand Design 344Gk 5TH Wheel
2018 Cooper S AWD Countryman

Last edited by OkDually; 07-14-2018 at 09:44 AM. Reason: prefix
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