Get your semi truck Ready for the Road Ahead™ with increased brake power, with the MGM Brakes 3030 Long Stroke Piggyback Plus Kit. This replacement chamber stacks on top of another, allowing the two to work in tandem to create large amounts of brake power in a compact space. Engineered with premium-quality materials to endure rough or heavy duty working conditions. FleetPride is your First Click in Heavy Duty®.