aFe Power 49T40604-P12 MACH Force-XP 4" Inlet x 6" Outlet x 12" Length Polished Stainless Steel Bolt-On Tip Universal tip fits 4" exhaust systems, Constructed of stainless steel Slotted for secure mounting, A high quality band clamp is used to securely attach the tip to the exhaust system 4" In x 6" Out x 9" length Comes with a unique laser-etched aFe Power logo Manufactured and Assembled in the USA