APPLICATION: For 1969-1974 Blazer/Jimmy/Yukon/Tahoe 2 DR. (4WD) For 67-74 1/2, 3/4 & 1 Ton Truck (4WD): 265-400
TECH SPECS: Header type :Long Tube/Full Length Bolt Size:3/8x 3/4 Item Length:8 inch Tube Size:1.625"" O.D. x 27"" Collector Diameter: 2.50"" O.D. Head Flange Thickness：5/16 inch Material: Mild Steel Finish :High Temperature Black Coating
Item：3310-BK
Features: 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 and power brakes.
