Single exit exhaust system that provides significant horsepower and torque gains 304 stainless steel header pipe with 14" aluminum muffler 2.5" baffle for improved exhaust flow 6061 Billet Muffler Clamps and Machined Exhaust Tip Includes oxygen sensor bung, quiet core, and laser-cut Trinity back plate USFS approved spark arrestors Fully Tig Welded Made in the USA. EXHAUST STINGER SGL TURBO