2006-2007 GM 2500HD/3500HD 6.6L LBZ Duramax Injectors

Upgrade your fuel delivery system with high-performance injectors boosts your 6.6L Duramax's power, reliability, and efficiency. At Alligator Performance, we provide a huge range of aftermarket injectors tailored to your truck. These injectors are also ideal for replacing worn factory units, allowing your truck to regain performance and reliability. Upgrade your truck’s fuel delivery capacity and dependability with our top-quality injectors for the GM 6.6L Duramax! Pair your new injectors with our selection of Fuel Upgrades.  GM Duramax Fitments: 2006, 2007 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.