UPR's Double Lock Extreme Firewall Adjuster is the most economical and best engineered firewall adjuster ever devised for your 1979-2004 Ford Mustang. Featuring a Double Locking Set screw design built in to in the adjuster to lock in your setting. Extended range of adjustment and larger firewall backing plate to eliminate firewall flex and premature cable wear. Three mounting hole capacity for the ultimate in strength.
