2007.5-2010 GM Duramax 6.6L LMM Rods

A faulty connecting rod on your Sierra/Silverado can cause serious damage to your 2007.5-2010 GM 6.6L Duramax LMM, so it's best to stay ahead of the issue with one of the premium replacements we offer here at Alligator Performance. If you're simply looking to upgrade your rods for an increase in performance, we also carry a selection of performance rods that reduce sidewall loading and decreases friction to improve the overall power of your engine. No matter your intended application, we're confident you'll find exactly what you need to help unlock the full potential of your engine for every adventure. 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.