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2452-1HKR Hooker Competition Long Tube Headers - Ceramic Coated

1969-1974 Blazer / Suburban / Jimmy / Carryall / Yukon / 1-Ton Crew Cab 2WD, 1963-1974 1/2, 3/4 and 1 Ton Truck 2WD: 265-400 Tube Size 1.625 in. x 27 in. O.D.,Collector Size 2.5" O.D., Collector Length 8 in., Port Shape: Same As Port;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; Works with factory power steering, power brakes and air conditioning;