2008-2010 GM Duramax LMM EFILive AutoCal V3 Custom Tuning2008 2010 GM Duramax LMM EFILive AutoCal V3 Custom Tuning Cooper Custom Solutions (CCS) offers true custom tuning for your LMM Duramax. After you supply us with your information, we can supply you with tuning that is tailored to your truck and its specific usage. CCS is a trusted Canadian tuning company that is one of the best custom tuners for Duramax.

Wheel hop can cause serious damage to driveline components including driveshafts

These are the biggest conventional injectors you can run on a stock HPOP

When pushing your engine beyond 4

only offering 259 square inches of 25-micron filtration capability and using a weak leaf spring

055″ valve face depth with a standard head gasket and a 99 intake centerline

By installing the Mega-Flo TVM Grid Heater

930 BTU/HR and in excess of 30

knowing you have an engineered solution designed to work optimally for your 2011-2016 6

Chevy/GMC trucks

Billet 4th hub with long splines

Looking for the best mudflap on the market

Does not set ECM Trouble codes