2007.5-2010 GM 2500HD/3500HD 6.6L LMM Duramax Air Intakes & Intercoolers

One of the easiest and most effective upgrades you can install on your 2007.5-2010 GM 6.6L Duramax LMM is the addition of a new intercooler and piping kit. Upgrading the factory intercooler and its respective pipes equipped on your Sierra/Silverado will help improve the overall engine efficiency of your ride in practically no time at all. With just a few simple upgrades, you'll experience improved horsepower and torque to give you an extra boost of confidence during high-performance applications. An upgraded intercooler system can even handle the increased boost pressures brought on by aggressive custom tuning, keeping you under control in even the most extreme situations. Pair your new intercooler components with an aftermarket Cold Air Intake or some additional Cooling Upgrades to take the performance of your truck even further. GM Duramax Fitments: 2007, 2009, 2010 GM 6.6L Duramax. Submodel Fitments: WT, Custom, LT, LTZ, High Country, 1LT, 2LT, Pro, SLE, SLT, AT4, Denali. Some exceptions apply, please see individual product pages for specific fitments.