2006-2007 GM Duramax 6.6L LBZ Exhaust Brakes

One of the best things you can do for your 2006-2007 GM 6.6L Duramax that sees a ton of towing and hauling is adding on an aftermarket exhaust brake. Here at Alligator Performance, we carry a variety of aftermarket exhaust brake systems that helps you stop your Sierra or Silverado much sooner when it's under a heavy load. What's more, you'll also experience reduced brake heat, reduced brake wear, and controlled downhill vehicle speed in practically every situation, making all of your high-performance applications much safer overall. 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.