Engine Coolant Reservoir - Compatible with Audi - A4, A4 Quattro, A5, A5 Quattro, Q5, allroad - Coolant Reservoir Tank - Coolant Overflow Tank - Replaces 8K0121403Q, 8K0121403G - 2011-2016

Key features

• ENGINE COOLANT RESERVOIR - This engine coolant reservoir stores and regulates engine coolant as it expands and contracts with temperature. Fixes coolant loss, overheating, low-coolant warnings, and leaks caused by a cracked tank or failed cap. A direct-fit, plug-and-play replacement - no modifications required.
• COMPATIBLE WITH AUDI VEHICLES - Direct-fit replacement for: Audi A4 2012-2016 | Audi A4 Quattro 2012-2016 | Audi A5 2012-2014 | Audi A5 Quattro 2012-2016 | Audi Q5 2011-2016 | Audi allroad 2013-2016. Confirm your vehicle and match your part number, then see the full compatibility chart below to guarantee correct fit.
• REPLACES PART# - 8K0121403Q, 8K0121403G. Cross-references the OEM and popular aftermarket numbers above - match any one of these numbers on your original part to confirm this is the correct replacement.
• OEM FIT, QUALITY & FINISH - While this is NOT a genuine OEM part, it is a direct replacement engineered to meet or exceed factory specifications, built with high-temperature, coolant-resistant plastic and a precise-fit cap seal that prevents leaks.
• LIFETIME WARRANTY - Backed by AA Ignition. If this engine coolant reservoir ever fails, contact us for a replacement - saving you time and money versus dealer prices. For a complete repair, we recommend replacing your radiator cap and coolant at the same time.

Free shipping included. 30-day hassle-free returns.