Performance Modules will increase power and can help improve engine effiency in your 2006-2007 Chevy/GMC 6.6L LLY/LBZ Duramax. With multiple power levels, these modules can change power levels on-the-fly in most applications. In most applications, these units feature a plug & play wiring harness for an easy installation. Get premium quality brands TS Performance, Edge, AFE, and more at XDP.
