Doug Thorley Headers Racing Exhaust Parts
- Doug Thorley Headers®Ceramic Coated Tri-Y Exhaust Headers (THY-358Y-C)Ceramic Coated Tri-Y Exhaust Headers by Doug Thorley Headers®. Primary Tubing Diameter: 1.75". Collector Outlet Diameter: 3"-2.5". Color: Silver. Header Coating: Ceramic. This product is made of high-quality materials to serve you for...Driven by a passion for performance and superior qualityDesigned to maximize horsepower and torque of your vehicle$968.86