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New '06-'15 NC Mazda Miata Coolant Expansion Tank Moroso Aluminum- 63779

Beware the very big risk of your NC motor overheating because of a the common stock expansion tank failure. In the NC Miata, where the overflow is a pressurized critical part of the cooling system and when the original plastic version fails you can have the motor quickly destroyed with overheating, often before the driver has a chance to notice the temp gauge spiking upwards. Forever fix this issue with the Moroso all metal tank prevents that potentially very expensive failure.

Direct bolt-in replacement for stock, cracked or discolored tanks
Fabricated Aluminum for strength, factory tanks fail after repeated high heat situations
Can be polished, chromed, painted, powder coated or left as is for a race look
Features a billet aluminum radiator neck that accepts the factory cap
Pricing: $310.00


  • 23790713
  • TCM-1031
  • New

Shipping Information

  • Item Requires Shipping
  • 4.0 lbs.
  • W13.0000” x H10.0000” x L8.0000”