It's essential to address your truck's aging factory brake system, especially after upgrading your Duramax's power! Upgrading your 2001-2004 GM 2500HD/3500HD with our featured brake rotors provides significant enhancement for your stopping power. Choose from drilled, slotted, or combination rotors that help dissipate heat, reduce dust, and clean away debris. This results in less brake fade and improved consistency, ensuring your GM stops smoothly and reliably, no matter the load or conditions. Pair your upgraded Brake Rotors with our excellent selection of Engine Upgrades!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.