Brake Booster | 99-01 Audi A4 | 99-05 Passat

Brake Boosters are a vital part of our TRW Drum Brake and Actuation product range, helping you deliver outstanding quality for your customers. 

We test our Brake Boosters to every extreme, which means you can deliver a more reliable and consistent performance on the road for the drivers you serve. All motorists now demand durability and resilience from their vehicles, which is why we invest in developing Drum Brake and Actuation products like Brake Boosters that are designed to last for longer. Choosing TRW Brake Boosters is a sure way of improving reliability and safety for your customer.

As an OE manufacturer of Brake Boosters we can supply you with exactly the same product quality that we deliver to vehicle manufacturers. Whether you’re dealing with a single or tandem Brake Booster, the instructions we provide are easy to follow, which means fitting is straightforward and simple. You can also be safe in the knowledge that TRW Brake Boosters are as environmentally friendly as possible, because we always use as little heavy metal as possible and recyclable materials whenever we can.

Features and Benefits:

• Original equipment (OE) quality
• Wide range of single and tandem Brake Boosters
• Unique tie-rod design meaning lighter and thinner parts for more efficient performance
• Great coverage, with almost 340 part numbers in the range, so you can serve more customers
  
  
  
  Part #'s
  
  4B3-612-107 / 4B3 612 107 / 4B3612107
  
  4B3-612-105-A / 4B3612105 A / 4B3 612 105 A / 4B3612105A
  
  4B3-612-105 / 4B3 612 105 / 4B3612105
  
  

⚠️CALIFORNIA WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov