Full Length Header for 1975-1977 Maverick 289-302W Primary Tube Size 1-5/8" O.D. x 28", Collector Size 3" O.D., Collector Length 8", Port Shape: Same As Port; Ceramic Coated;Tuned-length primary tubes for better performance; Mandrel-bent tubing for smooth exhaust flow; Light weight & sturdy 16 gauge tubing; Long transition collector for decreased back pressure; 5/16” machined flanges for a perfect seal; Industry’s best welds for durability; Designed for easy, trouble-free fit; All necessary hardware included for a complete installation; Header works with C6 transmissions; Power Steering bracket 10961HKR required for vehicles with power streering; Works with power brakes, air conditioning, automatic and manual transmissions;