Part Number: RT001

Description: Koyo All-Aluminum Reservoir Expansion Tank

Fitment: 06-15 Mazda Miata NC

Details:

Features:

• All aluminum construction

• Hand-welded

• OEM expansion cap compatible

• Side gauge, for quick fluid level checks

Product Details:
Upgrade any 2006–2015 Mazda Miata with Koyorad’s all-aluminum reservoir tank, a durable replacement for the stock plastic unit. Its hand-welded construction eliminates concerns about cracking and pressurized coolant loss. Designed for seamless installation, it requires no modifications or additional components and retains compatibility with the OEM Mazda expansion cap. A side gauge is integrated into the design, allowing for quick and easy coolant level checks, combining reliability with convenience.