URO 4F0201550J Fuel Tank Cap

Fuel Tank Cap for Audi Applications

This URO fuel tank cap is a direct replacement for leaking or worn OE caps on select Audi models. It is built to OE fuel cap dimensions for straightforward installation and dependable vapor sealing, helping restore proper fuel system closure on Audi A3, A3 Quattro, A6, A6 Quattro, A4, A4 Quattro, and RS4 applications.

• Direct-fit replacement for the original fuel tank cap
• Restores sealing performance when the OE cap is leaking or damaged
• Made to OE dimensions for easy installation and use
• Fuel-resistant construction supports reliable vapor sealing
• Helps maintain emissions-system sealing for inspection readiness
• 24 Month Unlimited Mileage Warranty

Detailed Product Information

URO Part Number 4F0201550J is a fuel tank cap engineered for exact replacement use on select Audi vehicles. It is intended to match the original cap dimensions and sealing requirements, making it a practical choice when the factory cap no longer closes tightly or triggers evaporative emissions concerns. This part cross-references Genuine 4F0201550J for the same application.

Fits 2006-2013 Audi A3, N/A. Fits 2006-2013 Audi A3 Quattro, N/A. Fits 2006-2011 Audi A6, N/A. Fits 2005-2011 Audi A6 Quattro, N/A. Fits 2005-2009 Audi A4, N/A. Fits 2005-2009 Audi A4 Quattro, N/A. Fits 2007-2008 Audi RS4, N/A.

What It Helps Fix

• Fuel odor caused by a cap that no longer seals properly
• Check engine light concerns related to evaporative emissions sealing
• Loose, cracked, or worn fuel cap threads and sealing surfaces
• Failed state safety or emissions inspection tied to vapor leakage
• Loss of proper tank closure after the original cap deteriorates

Installation Notes and Tips

Compare the original cap to URO 4F0201550J before installation to confirm the OE-style fit and sealing profile. Make sure the filler neck and cap sealing surfaces are clean and free of debris so the cap can seat correctly. After installation, verify that the cap tightens and locks as intended on the vehicle.

Quality Assurance

This replacement fuel tank cap is manufactured to OE fuel cap dimensions and uses high-strength, fuel-resistant materials to support reliable vapor sealing. URO backs this part with a 24 Month Unlimited Mileage Warranty.