Weapon R 03-06 350z Aluminum Coolant Overflow Tank (DOES NOT FIT HR MOTOR)

The Weapon R 03-06 350z Aluminum Coolant Overflow Tank is a high-quality aftermarket component designed to replace the stock coolant overflow reservoir on Nissan 350Z models from 2003 to 2006. Constructed from durable aluminum, this overflow tank offers improved heat resistance and a sleek, lightweight profile that enhances engine bay aesthetics. Its design ensures reliable coolant containment and helps maintain optimal engine temperatures during spirited driving or track use. The tank's construction promotes durability and corrosion resistance, making it a long-lasting upgrade for performance-oriented enthusiasts seeking a clean, professional appearance.

This overflow tank is specifically engineered for 2003-2006 Nissan 350Z models, excluding those with HR motors. It is a direct replacement for the factory component, providing an easy bolt-on upgrade that requires no additional modifications. Suitable for street, track, or daily driving applications, it helps improve cooling system efficiency and engine reliability. The kit typically includes the aluminum tank and necessary mounting hardware, ensuring a straightforward installation process. Note that this product does not fit HR motor variants, so compatibility should be verified before installation.