Restore your brake assist
For vehicles with Grilling-TRW systems
Audi A4 Brake Booster Parts
Hard pipe with integrated check valve that connects to the brake booster hose
From the 2013 model year
This product was last offered at the strikethrough price on
06-25-2026
Located between the master cylinder and the brake booster
For Girling-TRW systems, not compatible with ATE systems. Please check prior to placing order.
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
07-21-2026
Located between the master cylinder and the brake booster
For ATE systems, not compatible with Girling-TRW systems. Please check prior to placing order.
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
07-21-2026
Generates vacuum when under positive pressure
Hard pipe with integrated check valve that connects to the brake booster hose
Up to the 2012 model year
This product was last offered at the strikethrough price on
07-07-2026
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
07-21-2026
Does not include grommet or hose
For automatic transmission vehicles
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
07-21-2026
Engine codes ATW & AWM
This product was last offered at the strikethrough price on
05-07-2026
Generates vacuum when under positive pressure
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