aFe Power - 49-36080-BVulcan Series 2-1/2 IN to 3 IN Stainless Steel Cat-Back Exhaust w/Black Tip Toyota 4Runner 2025 L4-2.4L (t)This cat-back exhaust system is constructed of 2-1/2 IN - 3 IN mandrel-bent 304 stainless steel tubing for maximum strength...