Expansion Tanks (Coolant Reservoirs)

Keep your cooling system reliable and efficient with premium expansion tanks and coolant reservoirs. Designed for both performance and durability, these upgrades replace weak OEM plastic tanks with high-quality aluminum or composite designs.

Choose from top brands like PRL Motorsports, Mishimoto, Spoon Sports, and 27WON, engineered for perfect fitment and improved heat management on your performance build.

✅ Improved coolant capacity
✅ Prevents pressure loss & heat soak
✅ OEM fitment for popular platforms (Civic Type R, WRX, GR86, etc.)