Doug's Headers D370Y 1 5/8"-2" Tri-Y Header

Features & Benefits 3/8" thick machined flanges to prevent warping CNC mandrel bent tubes ensure accurate fit and better flow Heavy 16-guage tubing for longer life Tubes are pre-polished to removed scratches before applying metallic ceramic or hi-temp black coating Doug's is the pioneering force behind the popular TRI-Y design for cars and trucks. The unique, shortend, paired primary tubes increase mid-range torque without sacrificing top end power. TRI-Y's are a great choice for daily drivers and heavy duty trucks looking to increase power from idle up to 4500 RPM while maintaining maximum fuel efficiency. For the enthusiast who demands the best, Doug's Headers are not just components; they're a statement of excellence, a commitment to leading-edge performance, and a nod to the glory days of muscle cars and drag racing. Join the ranks of champions. Experience the unmatched quality and performance of Doug's Headers today.Specifications Finish Metallic Ceramic Coated Material Steel Design Tri-Y Primary Tubing Diameter 1.625 IN Collector Port Diameter 2.5 IN Port Shape Oval Tube Wall Thickness 16 Gauge Flange Thickness 0.375 IN Collector Attachment 3-Bolt Flange EGT Port No Oxygen Sensor Port No Gasket Or Seal Included Yes Mounting Hardware Included Yes Color Silver Sheen Level Semi-Gloss