Buy OEM Mazda Part # PE0115351A (PE01-15-351A, PE0115351,, USEPE0115351A). Engine Coolant Reservoir (Right). 2.0 LITER. 2.5 LITER. 2.5 LITER NON TURBO. CX-5. CX-5; w/o Turbo. Japan built. Mazda3; 2.0L; Japan Built

Reservoir. SUB. Tank.
A container that holds engine coolant. Radiator. Engine Coolant. Expansion.

Fits 3, 6, CX-5, Mazda 6

2.0 LITER. 2.5 LITER. 2.5 LITER NON TURBO. CX-5. CX-5; w/o Turbo. Japan built. Mazda3; 2.0L; Japan Built. Mazda3; 2.5L. Mazda6. Mazda6; w/o Turbo.
Engine Coolant Expansion Tank - Repair or Replace
A failed expansion tank can cause the cooling system in your Mazda to leak antifreeze, or it can cause your engine to overheat. If you're losing coolant, contact our service department to avoid engine damage.