Seller notes

TRW PSA743 Brake Booster for Audi A4: 2002 - 2009, Audi A4 Quattro: 2002 - 2009, Audi A6: 2002, 2004, Audi A6 Quattro: 2002 - 2004, Audi S6: 2002 - 2003 Brake Boosters have a very simple function: they’re designed to make it easier for drivers to push the brake pedal of their car using a vacuum assist system. Most modern cars have disc brakes, especially on the front wheels, which means they need power brakes and, therefore, a brake booster, to multiply the braking force. Not only cars with di...

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