Part Number: 63779. 1x Moroso Coolant Expansion Tank (Part 63779). 2006-2015 Mazda Miata (NC, All Trims, 1.8L I4). Compatibility: Mazda MX‑5 Miata 2006-2015. Its direct bolt‑in design uses existing mounting points and hose connections, making installation straightforward without the need for modifications.
