Shop OEM Volkswagen Group Part # 7L8612105N (7L8-612-105-N, 7L8612105B, 7L8612105F). Power Brake Booster. Q7. Q7; w/Radar Cruise. W/ADAPTIVE CRUISE. Brake Power Booster Unit - Repair or Replace If you have a brake pedal

BrakesERVO. Power Brake Booster.
Adaptive Cruise Control. Power Brake Booster.

Power Brake Booster

Fits Q7

Q7. Q7; w/Radar Cruise. W/ADAPTIVE CRUISE.
Brake Power Booster Unit - Repair or Replace
If you have a brake pedal that is suddenly stiff or you hear a whistling noise when you step on your brakes—especially when you're stopped—the culprit may be a failed brake booster. Our technicians can easily diagnose a possible brake booster failure in your .