Rein ABH0221 Engine Oil Separator

OE Breather Valve Replacement

Rein ABH0221 is an OE-quality engine oil separator breather valve built for direct replacement service on European vehicles. It is engineered to match the original part’s fit and function, making it a practical choice for Audi and Volkswagen applications that need a factory-style repair.

Compatible with select Audi A3, A4, A5, A6, Q3, Q5 PHEV, Q7, S3, TT Quattro, TTS Quattro, and Volkswagen Golf and Golf R models, ABH0221 supports clean crankcase ventilation performance in the applications listed below.

Key Features

• Direct replacement for straightforward installation
• Manufactured to strict engineering quality standards
• Built with high-quality materials for OE-style service life
• Application-specific design for listed European vehicles
• Rein ABH0221 breather valve cross-references 06K103495BL for the same application

Detailed Product Overview

This Rein breather valve is designed as an OE-quality engine oil separator component for vehicles that use a factory-style crankcase ventilation setup. By matching the original design, ABH0221 helps restore proper breather valve operation without requiring a custom fitment solution. It is a strong option for drivers and technicians servicing Audi and Volkswagen engines where exact replacement matters.

Fits 2019-2023 Audi TT Quattro, N/A. Fits 2019-2023 Audi TTS Quattro, N/A. Fits 2021-2022 Audi A7 Sportback, N/A. Fits 2019-2022 Audi Q3, N/A. Fits 2020-2022 Audi Q5 PHEV, N/A. Fits 2017-2022 Audi Q7, N/A. Fits 2015-2020 Audi A3, N/A. Fits 2019-2020 Audi A3 Quattro, N/A. Fits 2017-2020 Audi A4, N/A. Fits 2017-2020 Audi A4 allroad, N/A. Fits 2017-2020 Audi A4 Quattro, N/A. Fits 2018-2020 Audi A5 Quattro, N/A. Fits 2018-2020 Audi A5 Sportback, N/A. Fits 2016-2020 Audi A6 Quattro, N/A. Fits 2017-2020 Audi S3, N/A, w/PR Code 7CS, 7MU. Fits 2018-2019 Volkswagen Golf R, N/A, w/PR Code 7CS, 7MU, 7MV. Fits 2016-2018 Audi A6, N/A. Fits 2015-2016 Volkswagen Golf, N/A.

Common Issues This Part May Address

• Crankcase ventilation system faults caused by a worn breather valve
• Oil separator service needs on listed Audi and Volkswagen engines
• Fitment problems from using a non-OE-style replacement part
• Driveability concerns related to breather valve malfunction
• Maintenance repairs requiring an exact-match replacement for the original component

Installation Notes and Tips

Verify engine code and PR code requirements before installation, especially on Audi S3 and Volkswagen Golf R applications listed with PR code notes. Confirm the original part number and vehicle configuration against the fitment data before ordering. This component is a direct replacement, so installation follows the factory breather valve location and layout for the listed vehicles.

Quality Assurance

Rein Automotive OE-quality parts are built to meet strict engineering standards and use high-quality materials for factory-style replacement service. ABH0221 includes a 24-month/24,000-mile warranty.