KBDP Turbo Downpipe for 2004.5-2010 6.6l LLY, LBZ & LMM Duramax. Made in the USA! Allows extra room for full sized up pipes. CNC Mandrel Bent from. Removes all restrictions found in the crushed original equipment design. Note: You will have to adjust the transmission dipstick tube during install. Fits: 2004.5-2010 Chevy/GMC 6.6l Duramax LLY LBZ & LMM Engines. We appreciate your business! The item “KBDP Turbo Downpipe 2005-2010 Chevy GMC Duramax 6.6 LLY LBZ LMM” is in sale since Monday, January 30, 2017. This item is in the category “eBay Motors\Parts & Accessories\Car & Truck Parts\Turbos, Nitrous, Superchargers\Turbo Chargers & Parts”. The seller is “kb_diesel_performance_llc” and is located in Petersburg, Pennsylvania. This item can be shipped worldwide.