2001-2004 GM Duramax 6.6L LB7 LED 3rd Brake Lights

For those looking to acheive a clean styling theme or colorway on their 2001-2004 GM 6.6L Duramax LB7, you're eventually going to need to replace the stock third brake light. While the factory unit isn't the most repulsive thing to look at, an aftermarket upgrade will better compliment your other various lighting accessories and replacements for an awesome appeal. Our entire selection of third brake lights feature unique designs and impressive light output that gives your GM HD Sierra/Silverado a great look, more visibility, and unique styling in a single package. GM Duramax Fitments: 2001, 2002, 2003, 2004 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.