COBB Coolant Overflow Tank 2015-2021 WRX / 2015-2021 STI YMM_2021_Crosstrek 65 quarts to your oil

65 quarts to your oil capacity while minimizing pressure loss

it unlocks the full potential of your turbocharged setup without requiring immediate ECU tuning

Built tough without the need for a brass insert

This kit’s inclusion of a high-quality water pump and all necessary tensioners and pulleys ensures your engine’s timing remains precise

COBB Coolant Overflow Tank 2015-2021 WRX / 2015-2021 STI YMM_2021_Crosstrek 65 quarts to your oilThis upgraded Subaru coolant overflow tank is affordable, easy to install, and improves both form and function. It's a must own part when installing an aftermarket front mounted intercooler to make room for the charge pipe but it's still a no brainer for a stock car or at any other point in the cars modification journey to add style and convenience to the engine bay. The OEM Coolant Overflow Tank for the 2015 2021 WRX STI does its job well enough but