The Custom Builder Pipe Kit series has lifetime backed stainless construction and offers the most options for customization. For the Racer, it provides a mandrel bent pipe-only exhaust from turbo to tailpipe complete with all hardware. For the street driver, the CBPK is the basis for a custom exhaust that allows you to purchase and install the converter, muffler and tip of your choice. PartNumber : mag18945 Description : SYS CB 99-07 Ford F-250/350 Super Duty 6.0/7.3L Main Piping Diameter : 4 Material : Aluminized Series : Aluminized Custom Builder Anticipated Ship Out Time : Approximately 1-2 Days Attachment Style : Clamp-On Color/Finish : Aluminized Downpipe Diameter : 4 Exhaust Inlet Connection Type : Clamp-On Exhaust Pipe Material : Aluminized Muffler Quantity : Sound Level : Moderate Exit Location : Single Passenger Side Rear Exit Quantity : Single Recommended Use : Performance System Type : Turbo-Back Tip Quantity : Warranty : 1 Year Limited Exhaust Type : Turbo-Back Exit Position : Single Rear Inlet Size (in.) : 4 Main Piping Diameter (in.) : Aluminized Material : Aluminized Steel Muffler Count : Outlet Size (in.) : 4 Tip Size : NA Muffler Type : None Attachment Type : Clamp-On Downpipe Diameter (in.) : 4 Finish : Aluminized Inlet Connection Type : Clamp-On Inlet Inside Diameter (in.) : 4 Outlet Outside Diameter (in.) : 4 System Type : Turbo Back Title : Cat Back-Diesel Alum Tubing Diameter : 4.00 in. WARNING CA Proposition 65 : No California Proposition 65 : WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov Outlet Outside Diameter : 4 Downpipe Diameter : 4.000 in. Inlet Inside Diameter : 4.000 in. 2004-2005 Ford F-250 Super Duty Harley-Davidson Edition V8.-cc Exhaust, Mufflers & Tips::Turbo Back 2004-2005 Ford F-250 Super Duty King Ranch V8.-cc Exhaust, Mufflers & Tips::Turbo Back 1999-2005 Ford F-250 Super Duty Lariat V8.-cc Exhaust, Mufflers & Tips::Turbo Back 1999-2005 Ford F-250 Super Duty XL V8.-cc Exhaust, Mufflers & Tips::Turbo Back 1999-2005 Ford F-250 Super Duty XLT V8.-cc Exhaust, Mufflers & Tips::Turbo Back 2004-2005 Ford F-350 Super Duty Harley-Davidson Edition V8.-cc Exhaust, Mufflers & Tips::Turbo Back 2003-2005 Ford F-350 Super Duty King Ranch V8.-cc Exhaust, Mufflers & Tips::Turbo Back 1999-2005 Ford F-350 Super Duty Lariat V8.-cc Exhaust, Mufflers & Tips::Turbo Back 1999-2005 Ford F-350 Super Duty XL V8.-cc Exhaust, Mufflers & Tips::Turbo Back 1999-2005 Ford F-350 Super Duty XLT V8.-cc Exhaust, Mufflers & Tips::Turbo Back