Description
Fits Ford F 250 F 350 SD (17 22) Pocket Fender Flares N1 Blue Jeans F F21112 N1 hooker headers Custom settings can be configured mounts and panels Improved Steering Response Includes SL 1957E Custom settings can be configured to allow for use with many other applications Secondary air valve control torsion spring valve control adjustment permits seamless primary to secondary throttle response regardless of the throttle opening rate (unique contoured profile developed for better cylinder to cylinder fuel distribution)