Schoenfeld Straight Exhaust Pipe Extension 2-1/2" Diameter 2 ft Long 1 End Expanded - Steel Ring & Pinion Gear Set Each stage is adjustable from

Each stage is adjustable from 0┬ ¼Î“ê₧ - 9┬ ¼Î“ê₧ and a maximum of 20┬ ¼Î“ê₧ of retard can be pulled out

Gains 30 HP on average over competitors' aluminum intakes

Driver input affects the amount of fuel you use more than anything else

both on and off-road

Wires "snap" into place with slight pressure

Schoenfeld Straight Exhaust Pipe Extension 2-1/2" Diameter 2 ft Long 1 End Expanded - Steel Ring & Pinion Gear Set Each stage is adjustable fromProduct Description: Exhaust Pipe Extension Straight 2 1 2 in Diameter 2 ft Long 1 End Expanded Steel Natural Sold Individually Started in 1974, Schoenfeld is known for custom fabricated headers for all forms of circle track racing. Schoenfeld Headers is the worlds largest manufacturer of circle track headers, but they specialize in a variety of high quality exhaust parts, including turn downs, extensions, tubing bends and elbows, race mufflers,