SuperSprings SSA22.5 SuperSprings Adding two more solenoids allows

Adding two more solenoids allows each trumpet to have a dedicated air source for dramatically increased flow and a train horn that will push your Demon(TM) over the edge

Raybestos Brakes Disc Brake Caliper P/N:RC12913C

With this system your truck will be producing moderate exterior and mild interior sound levels while leaving other trucks feeling envious at every stoplight

No drilling or cutting required

SuperSprings SSA22.5 SuperSprings Adding two more solenoids allowsLeaf Helper Spring SuperSprings; Rear; Self Adjusting Suspension Stabilizing System; Provides 1100 lbs Additional Load Leveling Ability; Do Not Exceed GVWR; Incl. Poly Spring Pad; FEATURES: Proudly Made In The U. S. A. Requires No Maintenance Self Adjusting Suspension Stabilizing System Provides 2200 Pounds Of Load Leveling Ability Reduces Body Roll Up To 30 Pct Without Compromising Ride Quality Works In Conjunction With Original Equipment Spring Pack