Brake Booster

DBA Upgrade Performance Dual-Diaphragm Brake Boosters

Transform your vehicle’s braking capability with DBA’s dual‑diaphragm brake booster—part of the Upgrade Performance™ line specifically engineered for heavy-duty 4WD models and towing vehicles. Experience up to 20% more braking efficiency, significantly reduced pedal effort, and shorter emergency stopping distances

✅ Why Choose DBA Brake Boosters?

  • Dual-Diaphragm Power Boost: Doubles vacuum force compared to standard boosters to deliver stronger braking with less effort 

  • Improved Efficiency: Enhances braking effectiveness by up to 20%, translating to quicker stops and heightened safety

  • Reduced Pedal Effort: Dramatically less physical strain on the driver for both everyday and towing use.

  • Direct Bolt-In Fitment: Designed as a direct replacement for OEM boosters—fits original or DBA master cylinders with minimal modifications 

  • Robust Construction: Heavy-duty, powder-coated steel construction withstands harsh conditions; fully ADR-certified for safety and compliance