The Patriot skull Exhaust is the complete opposite of what Gibson has normally done. Sonically we bring your Ford F250/F350 truck a sound that's more aggressive, powerful, and brings your engine to LIFE. aesthetically, the Patriot Skull is edgy, fresh, and has an attitude you can't overlook. The Huge 6-inch Black Cerakote colored Exhaust Tip gives it a look that embodies a lifestyle on its own. We're certain with the addition of our new Stainless Steel 4-inch Patriot Skull series exhaust, folks will hear you coming from behind and stare as you pass them. Made in the USA. Limited Lifetime Warranty.Warranty Information:Limited Lifetime WarrantyExhaust Type: Cat-BackExit Position: Pass Side Behind Rear TireMaterial: T304 Stainless SteelTip Diameter: 6.000 in.Tubing Diameter: 4.000 in.WARNING CA Proposition 65: YesWARNING CA Proposition 65 Message: WARNING: Motor vehicles contain fuel; oils and fluids; battery posts; terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer; birth defects and other reproductive harm. These chemicals are found in vehicles; vehicles parts and accessories; both new and as replacements. When being serviced; these vehicles generate used oil; waste fluids; fumes and particulates; all known to the State of California to cause cancer; birth defects; and reproductive harm.