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Every Competition Engineering Kit has been designed to fit the specific application with only minor modifications necessary for installation
Dodge Cummins / GM Duramax
" designed for both flat- and taper-seat 14mm spark plugs
Improved high rpm operation
QA1 5Q Series Twintube Shock - 9 in Long - C9-R1 Valve - Black Zinc 1443A22 Every Competition Engineering Kit hasQA1 5Q Series Circle Track Rebuildable Steel Twin Tube ShocksQA1 specializes in high performance suspension components, including shock absorbers, rod ends, spherical bearings, struts, springs, ball joints and other related items. With products to fit a wide variety of applications, they have solutions for the circle track, drag racing, street performance, and street rodding markets. At QA1, we believe vehicles were meant to be driven. From bolt on
US$ 46.00
US$ 45.00
US$ 104.99