Booster for AUDI Q7, AUDI Q5, AUDI A8, AUDI A6

What is a vacuum booster?

Vacuum brake boosters are located between the firewall and brake master cylinder of a car. It is silent and don't use gasoline or electricity. They function by using the the engine vacuum  to increase the pressure that's applied to the pedal to allow cars to be able to stop with a light touch onto the brake pedal. Before vacuum brake boosters, you had to slam down on the brake pedal to make a car stop. It is an actuating element in the brake system.

FIVER's Advantage of vacuum boosters:

1. 100% brand new boosters with OE quality seals, diaphragms and check valves.
2. Each booster is 100% vacuum (leakage test) tested to make sure reliable performance.
3. Rust-prohibitive finishing process to ensure the boosters long life of use.

4. Installation dimensions are strictly inspected ,especially the center rod connected to cylinder are pre-adjusted so that easy to mount .