Quality-Built B1128 Dual Diaphragm Vacuum Power Brake Booster

The Quality-Built B1128 is a remanufactured dual diaphragm vacuum power brake booster designed to restore factory braking performance and feel. Engineered to meet OE specifications, this brake booster delivers reliable vacuum assist for safe, confident stopping power in cars and light trucks.

Key Features:

• Dual diaphragm design for enhanced vacuum assist and braking power
• Factory-calibrated push rod for precise brake pedal feel
• Polished power chambers for optimal pressure transfer
• Corrosion-resistant finish protects against harsh road conditions
• 100% pressure tested to ensure leak-free, airtight operation
• Complete with mounting hardware for cross-thread-free installation
• Chased threads for easy, seamless installation

Quality-Built power brake boosters are manufactured in IATF-16949 certified facilities and subjected to rigorous 100% end-of-line testing. Each unit is fully re-pressurized with nitrogen chambers and includes new check valve components to ensure immediate vacuum response and maximum stopping power. Backed by over 50 years of product innovation and engineering expertise, Quality-Built components deliver professional-grade performance and durability.