Your Volkswagen is engineered with precision, and it deserves parts that match that same level of quality. That’s why we offer a full catalog of genuine OEM VW parts and accessories designed specifically for your model. Easily get your Cooling System Bypass Line Adapter (1j0122291) delivered to your home. Every component is built to factory standards for fit, performance, and longevity—no guesswork, no compatibility issues, and no aftermarket surprises. 

Your Cooling System Bypass Line Adapter is guaranteed to fit your 1999-2006 Volkswagen vehicle. 

Whether you’re replacing a worn-out part, restoring performance, or completing routine maintenance, choosing Volkswagen-engineered components ensures your vehicle continues to drive the way it was meant to. Shop confidently knowing each part comes straight from authorized VW distribution channels and is backed by the reliability and craftsmanship the brand is known for.

Find the exact part your Volkswagen needs and keep your driving experience smooth, safe, and authentically VW.

Select Your Volkswagen Model to shop for more parts