5Q0121407D Coolant Tank for Audi A3/VW Golf 15-16 | Fits Audi A3/S3 2015-2016 & VW Golf/GTI 2015-2016 1.4/1.8/2.0L; OE 5Q0121407F/V10-4399; with cap & sensor; Direct replacement

Vehicle FitmentCoolant overflow tank compatible with Audi A3 S3 2015 2016, compatible with Volkswagen Golf GTI 1.4L 1.8L 2.0L, compatible with Audi S3 2015-2016 2.0L L4, compatible with Audi A3 2015-2016 1.4L 1.8L 2.0L L4, compatible with Volkswagen Golf 2015-2016 1.8L L4, compatible with Volkswagen Golf 2016 1.4L L4, compatible with Volkswagen Golf 2015 2.0L L4, compatible with Volkswagen GTI 2015-2016 2.0L L4. You can check your vehicle's suitability in the Amazon Suitability Filter in the upper left corner. For more information, please check the pictures or the item detail page.

; OE Standard5Q0121407D coolant expansion tank replaceable part OE No.: 5Q0121407F, V10-4399 coolant tank. Our reservoir tank meet or exceed OE standards for form, fit and function, Ideal for automotive replacement engine coolant recovery kits. 100% brand new and high quality auto parts with OE grade durability for the ultimate comfortable driving experience.; Material & FunctionThe overflow tank reservoir is made of safe, high-quality PP plastic material, which can withstand excessive heat and vibration, and its function is to store excess coolant when needed, which helps to reduce oil dilution, fuel consumption, cylinder bore wear, and tailpipe emissions, and improves the efficiency of the heating system. The level of antifreeze inside can be seen directly without opening the radiator cap, avoiding damage to car parts.; How It Works Automobile expansion tank is commonly known as the antifreeze rese