Black 3" Turbo Down Pipe for 2004.5-2009 Chevy Silverado/GMC Sierra 2500/3500 6.6L V8 DIESELFeature: 1. It fits for LLY, LBZ, and LMM 6. 6L Duramax Diesel Engines. 2. This pipe is brand new, sealed in the box. It will be the perfect upgrade or addition to? ? any truck with stock factory exhaust or with an aftermarket exhaust kit. 3. While the search for more power for your LLY, LBZ or LMM Duramax powered vehicle usually leads you down the path of exhaust, intake and tuner, one item that is often overlooked is the factory restrictive turbo