AfE Power 49-46006-P Cat-Back Exhaust System Up to+13 HP / +31 lbs. x ft. Torque max gains Constructed of 3" mandrel bent stainless steel tubing for maximum flow A straight through designed, free-flowing stainless steel muffler is used to absorb high pitch tones Fits:145.7 Wheelbase Fits Toyota Tundra 07-09 V8-5.7L