Two Pack Radiator Coolant Reservoir Cap Set Fits Infiniti And Nissan OEM 21712 79900 Yellow Engine Water Tank Cap Ideal Car Maintenance Upgrade Durable Replacement Cap For Overflows And Leak Proof Fit
✔️ Yellow, high-temp replacement cap, OEM-compatible, easy swap
This two-pack radiator coolant reservoir cap is a direct replacement for OEM 21712-79900 and works on popular Infiniti and Nissan models. Use it to stop leaks, prevent coolant overflow, and maintain proper engine cooling when topping up or servicing your radiator.
✅ OEM part compatibility: replaces 21712-79900, AM-4118851190, 10037044, 21712-3NA0A, 21712-79900
✅ Wide vehicle fit: Infiniti EX35, G37, Q60, Nissan 350Z, 370Z, Murano, Juke and more
✅ Durable, high-temp plastic resists deformation and leaks
✅ Simple, tool-free swap; seals cleanly and fits securely
💡 What is a radiator cap used for in Infiniti and Nissan cooling systems? - It helps maintain system pressure, handy for proper cooling. - It prevents coolant overflow during engine heat cycles. - It provides a tight seal to reduce leaks and contamination. - It is a handy upgrade during routine maintenance.