+3 Turbo Air Intake Inlet Horn Elbow Flange for 6.6l 2001-2004 LB7 Duramax KB-LB7-IHF $20.95 In stock Quantity: 1 Add to Bag Product Details Cross Reference:: Turbo Intake Horn KBDP Turbo Intake Elbow Flange for 2001-2004 6.6l LB7 Chevy GMC Duramax 1/4" Thick Steel Flange For use with 3.5" tube Fits: 2001-2004.5 Chevy & GMC 2500 & 3500 applications with the 6.6l LL7 Duramax diesel engine. Save this product for later Favorite