2463-1HKR Hooker Competition Long Tube Headers - Ceramic Coated
Long Tube Headers for 1969-1974 Blazer/Jimmy/Yukon/Tahoe 2DR. (4WD), 1969-1974 1/2, 3/4 & 1 Ton Truck (4WD): 396-502ci engines, 1.75" Primary Tube diameter x 31", 3.0" Collector, 8" Collector Length, Header Port Shape: Same As Engine 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;
