Timbren SES Helper Spring Kit Stock Height Front - Rubber - Ford Fullsize Truck 2005-12 421999 OVERSIZED BORE compared to other

OVERSIZED BORE compared to other LS throttle bodies

The result is unsurpassed performance through 750 horsepower

which provide the chemistry needed for initial break-in of a new engine

Its small size won't catch on brush and low branches

Timbren SES Helper Spring Kit Stock Height Front - Rubber - Ford Fullsize Truck 2005-12 421999 OVERSIZED BORE compared to otherProduct Description: Helper Spring Kit SES Stock Height Hardware Included Front Rubber Black Ford Fullsize Truck 2005 20 Timbren was founded in 1965 to advance the ride quality of trucks while towing. Today they manufacture suspension enhancement systems for towing, rubber helper springs, and full trailer suspensions designed for both on and off road uses.