+3 Lower Radiator Coolant Hose for 6.6l Duramax LB7 LLY 2001-2005 Chevy GMC KB-26397X-22650 $109.95 In stock Quantity: 1 Add to Bag Product Details Brand: ACDelco Cross Reference:: 26397X 72346 OE replacement Lower Radiator Hose Fits: Chevy/GMC 6.6L Duramax LB7, LLY 2001-2005 Save this product for later Favorite