URO 06A129101D Turbocharger Boost Control Valve

Brand URO 06A129101D
Fits Audi and Volkswagen · 10 vehicles

OE dimensions. Easy installation and original appearance.

Valve materials. Resist intense engine heat and vaporized oil.

Crankcase vent valve. Restores proper air/fuel ratio and engine performance.

Cross-references URO 06A129101D, VAICO V10-9710 and 06A 129 101A for the same application. See all 5.

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Turbocharger Boost Control Valve Overview

The URO 06A129101D is an OE-dimension replacement valve for select Audi and Volkswagen applications. It is built to restore proper crankcase ventilation function, helping maintain the correct air/fuel ratio and cleaner intake tract operation.

Compatible with 2001-2003 Audi A4 and A4 Quattro, 2002 Audi A4 and A4 Quattro, 2002 Volkswagen Golf, and 2003-2005 Volkswagen Passat, this part number 06A129101D is a direct-fit service solution for vehicles using the 20mm pressure regulating valve setup.

  • OE-style dimensions for straightforward installation and original appearance
  • Replaces plugged or sticking crankcase vent valves
  • Helps evacuate unburned fuel vapors from the crankcase into the intake
  • Supports proper air/fuel ratio and engine performance
  • Helps reduce oil buildup in the intake system
  • Heat- and vapor-resistant valve materials

Detailed Product Description

URO 06A129101D is engineered as a replacement turbocharger boost control valve / pressure regulating valve for select Audi A4, Audi A4 Quattro, Volkswagen Golf, and Volkswagen Passat models. By restoring crankcase ventilation flow, it helps the engine manage vapors more effectively and keeps intake contamination under control. The part number 06A129101D is also cross-referenced with VAICO V10-9710 for the same application.

Common Symptoms This Part Can Address

  • Rough idle caused by a restricted crankcase vent valve
  • Oil residue collecting in the intake tract
  • Incorrect air/fuel mixture from poor vapor evacuation
  • Sticking or plugged factory valve operation
  • Loss of normal engine performance related to ventilation issues

Installation Notes and Tips

Verify the 20mm pressure regulating valve configuration before ordering. Compare the original valve shape, hose connections, and OE number 06A129101D to confirm application match on your Audi A4, Audi A4 Quattro, Volkswagen Golf, or Volkswagen Passat. Clean surrounding intake and crankcase vent components during replacement to help maintain proper system flow.

Quality Assurance

This URO replacement valve is manufactured to OE dimensions and backed by a 24 Month Unlimited Mileage Warranty.

This part fits 10 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersPositionNotes
2005VolkswagenPassat1.8LL4N/A
2004VolkswagenPassat1.8LL4N/A
2003AudiA4Base1.8LL4N/APressure Regulating Valve; 20mm; Chassis Range: To 500 000
2003AudiA4 Quattro1.8LL4N/APressure Regulating Valve; 20mm; Chassis Range: To 500 000
2003VolkswagenPassat1.8LL4N/A
2002AudiA41.8LL4N/APressure Regulating Valve; 20mm
2002AudiA4 Quattro1.8LL4N/APressure Regulating Valve; 20mm
2002VolkswagenGolf1.8LL4N/APressure Regulating Valve; 20mm
2001AudiA41.8LL4N/A
2001AudiA4 Quattro1.8LL4N/A
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
URO — 06A129101DVAICO — V10-971006A 129 101A06A 129 101DURO-008075