+3 2" Fuel Filler Neck Kit for 6.6l 2000-2006 Chevy GMC Suburban Yukon KB-SD6.6l-2FNK $324.95 In stock Quantity: 1 Add to Bag Product Details Includes: 2" Wye Pipe Three trimmed 2" 45° rubber boots 2" Straight Run (rubber) 2" Union Fitting Hose Clamps Filler Neck Adapter with 5/8 vent Filler Neck Cap For: 6.6l Swapped 2003-2006 2500 Suburban/Yukon XL Note: Install area is a very tight fit. We trim all rubber based on best fit in our swap. The nozzle side is trimmed about 1" long so depending on your body lift you may need to remove 1" to 1.5" from the nozzle side of the filler neck. Save this product for later Favorite