RELIABILITY BACKED FOR A LIFETIME - ARMOR PLUS Series exhaust systems are crafted from corrosion-resistant T409 Stainless Steel - a value-oriented material designed to protect from penetrating rust and will stand up to almost anything you can throw at it.T409 Stainless Steel tubing is easy to clean. If you're looking for a performance exhaust system with a Lifetime Warranty, this is probably the one for you. If you don't find yourself faced with lots of precipitation and salt, this is all you're ever going to need. All of the tubing is mandrel bent for maximum exhaust flow. Mandrel bending ensures no rippling in the bends. The end result is that it gives you more fresh air inside your engine's cylinders, allowing it to produce more power and improve vehicle performance and longevity. Its important to note that T409 Stainless Steel is resistant to penetrating rust but winter conditions, heavy salt air, and road treatments might accelerate the corrosion process, these conditions are not covered by MBRPs manufacturer warranty unless the part or system fails completely. When it comes to a performance exhaust system, choose the MBRP ARMOR PLUS Series for a reliable option backed for a lifetime. MBRP, Stand out from the crowd with a performance exhaust system that sounds great.Specifications: Exhaust Type Cat-Back Exhaust Type Dual Exit Position Dual Split Rear Exit Style Straight Inlet Inside Diameter 2.500 in. Material 409 Stainless Steel Muffler Type Straight-Through Outlet Outside Diameter 3.500 in. Tail Pipe Diameter 2.500 in. Tail Pipe Diameter 3.000 in. Tip Diameter 3.500 in. Tubing Diameter 3.000 in. WARNING CA Proposition 65 Yes WARNING CA Proposition 65 Message WARNING: This product can expose you to chemicals including nickel (metallic) and chromium (hexavalent compounds) which are known to the State of California to cause cancer and birth defects; or other reproductive harm Description_DES Armor Plus Cat Back Exhaust System Description_EXT Armor Plus Cat Back Exhaust System; 2.5 in.; Incl. Ext. Pipe/Muffler/Over Axle Pipes/Tailpipes/Hardware/3.5 in. OD Tips; Dual Split Rear Exit; T409 Stainless Steel; Description_FAB Improved Torque And Horsepower Description_FAB Lower Exhaust Gas Temperatures Description_FAB Increased Throttle Response Description_FAB Mellow Exhaust Note Description_FAB Bolt On Design Description_FAB Utilizes OEM Hangers Description_FAB Stainless Steel Tips Are Included Description_FAB Limited Lifetime Warranty Description_MKT RELIABILITY BACKED FOR A LIFETIME - ARMOR PLUS Series exhaust systems are crafted from corrosion-resistant T409 Stainless Steel - a value-oriented material designed to protect from penetrating rust and will stand up to almost anything you can throw at it.T409 Stainless Steel tubing is easy to clean. If you're looking for a performance exhaust system with a Lifetime Warranty, this is probably the one for you. If you don't find yourself faced with lots of precipitation and salt, this is all you're ever going to need. All of the tubing is mandrel bent for maximum exhaust flow. Mandrel bending ensures no rippling in the bends. The end result is that it gives you more fresh air inside your engine's cylinders, allowing it to produce more power and improve vehicle performance and longevity. Its important to note that T409 Stainless Steel is resistant to penetrating rust but winter conditions, heavy salt air, and road treatments might accelerate the corrosion process, these conditions are not covered by MBRPs manufacturer warranty unless the part or system fails completely. When it comes to a performance exhaust system, choose the MBRP ARMOR PLUS Series for a reliable option backed for a lifetime. MBRP, Stand out from the crowd with a performance exhaust system that sounds great. Description_SHO Exhaust System Kit This Part Fits: Year Make Model Submodel Notes 2008 Ford F-150 FX2 2008 Ford F-150 FX2 2004,2008 Ford F-150 FX4 2006 Ford F-150 Harley-Davidson Edition 2007 Ford F-150 Harley-Davidson Edition 2008 Ford F-150 Harley-Davidson Edition 2005 Ford F-150 King Ranch 2006 Ford F-150 King Ranch 2007 Ford F-150 King Ranch 2008 Ford F-150 King Ranch 2004,2008 Ford F-150 Lariat 2008 Ford F-150 Limited 2005 Ford F-150 STX 2006 Ford F-150 STX 2007 Ford F-150 STX 2008 Ford F-150 STX 2008 Ford F-150 THE 60TH ANNIVERSARY EDITION 2008 Ford F-150 THE 60TH ANNIVERSARY EDITION 2008 Ford F-150 XL 2008 Ford F-150 XL 2004 Ford F-150 XLT 2004 Ford F-150 XLT 2008 Ford F-150 XLT 2008 Ford F-150 XLT