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:…