Aluminum Thermostat Housing Audi A6 A4 S4 Allroad Passat V6 078121121 OEM UPGRAD

OEM aluminum thermostat housing for Audi and Volkswagen engines. This is the upgraded all aluminum replacement for the factory plastic thermostat housing. Audi base part number **078121121**. Full OEM part numbers include, but are not limited to: • **078121121H** • **078121121J** These are OEM revision suffixes only. All listed revisions are direct replacements and function the same. Fits **2.7T and 2.8 V6 engines**. Compatible with Audi A6, S4, Allroad and Volkswagen Passat applications. ⚠ **Disclaimer** Multiple available. All items are in similar condition. Item received may be a different revision than shown in the photos. Item received may not be the exact item pictured. All housings have been **cleaned and are ready to install**. See photos for example condition. * * * **Condition** OEM Audi Volkswagen thermostat housing All aluminum construction Used condition Cleaned and ready for installation Normal light wear from use No cracks or damage noted See photos for example condition * * * **Fitment / Compatibility** ✓ Audi A6 2.7T 2.8 ✓ Audi S4 2.7T ✓ Audi Allroad 2.7T ✓ Volkswagen Passat 2.8 ⚠ Confirm fitment and part number before purchase * * * **Details** Brand: Audi Volkswagen OEM Type: Thermostat housing Material: Aluminum Base Part Number: 078121121 OEM Revisions: 078121121H, 078121121J Shipped from: USA 📦 Ships carefully packed * * * **🚫 Returns / Fitment Policy** Returns are not accepted for buyer remorse, incorrect fitment, or ordering the wrong part. Please confirm part number and compatibility before purchase. If the item arrives defective or damaged, contact me within 48 hours of delivery so I can help. * * * **Buyer Protection Notice** All parts are photographed and documented before shipping. Contact me first with any issues.

• Brand: Audi
• Mounting Style: Bolt-On
• Type: Thermostat Housing
• OE/OEM Part Number: 078121121J
• Manufacturer Part Number: 078121121J
• Material: Aluminum
• Vintage Part: Yes
• Country of Origin: Germany