Dorman - HELP Power Brake Booster Check Valve for 2005-1999 Audi A4, Audi A4 Quattro, Volkswagen Passat

Power Brake Booster Check Valve for 2005-1999 Audi A4 and Audi A4 Quattro, Volkswagen Passat 2005-1998 that replaces the original valve to restore braking performance.

Built to meet the manufacturer’s design intent for reliable service.

Key Features

• Matches OEM fit and function on specified vehicles
• Durable construction for long‑term reliability
• Designed to match original valve specifications

Benefits

• Restores proper brake pressure for safe stopping
• Reduces risk of brake failure or loss of power assist
• Improves overall braking performance and confidence

Application

This part is ideal for owners needing a reliable replacement to maintain vehicle safety.

Fitment Notes

• 2005-1999 Audi A4, 2005-1999 Audi A4 Quattro, 2005-1998 Volkswagen Passat

Why Choose Dorman - HELP?

• Choosing Dorman aftermarket replacement parts is a smart way to restore your vehicle with confidence, thanks to a strong focus on fit, durability, and dependable performance. Dorman parts are engineered as direct‑fit replacements designed to match OE form, fit, and function, helping ensure a smoother installation and reliable results. Built with quality materials and validated through testing, they’re made to stand up to daily driving demands and help reduce the risk of repeat repairs. For a long‑lasting fix you can trust, Dorman delivers proven aftermarket solutions that keep your vehicle operating the way it should.

What’s in the Box

• Included items not specified by the manufacturer.

Item Dimensions

• 2.1in x 2.1in x 3.2in, 0.1lbs