Mishimoto BMW M3/M4 Racing Thermostat (2015+)

At checkout you can choose Klarna or Paypal Finance to help spread the cost!

If you are unsure if something fits or which option is best for your application, that blue chat box on the bottom right hand side will direct you to one of our amazingly talented team members who are more than happy to discuss your car!

Be careful, the passion might take over and they'll ask for pictures of your build!

We at CDMSport are veterans when it comes to car knowledge.

We have our own race team, workshop and everyone here is a genuine experienced petrol head!

In addition to everyone on the team having fantastic overall knowledge & experience, we have dedicated specialists for your questions on the more technical stuff such as engine components or electronics.

Crazy Fast Shipping

We pride ourselves in fast shipping and unparalleled after sales support.

All international orders will be delivered without import tax/duty as we have this all pre-paid for you. (this only applies to standard shipping methods. Some countries may charge import VAT on Express shipments)

We aim for same Day dispatch before 1PM on all in stock Items. But this isnt always possible during busy periods so please allow for next day dispatch when you are time sensitive.

If something you ordered is not in stock, we will email you and notify you of the new ETA.

UK & Ireland Delivery is usually next day delivery but can take 1-3 days.

Europe is 1-5 days.

Rest of world is 3-5 days.

Shipping times above are based on the express shipping option selected at checkout.

Hassle Free Returns

As car enthusiasts we understand the importance of flexibility on returns.

All stock items have a 30 day return period where you will be issued a full refund for the parts.

If you order the incorrect part, we will do our best to assist you in getting the correct part as soon as possible for as little money as possible. It happens, we have been there!

This is why we are one of the worlds leading aftermarket car parts brands. We are enthusiasts and we know what's important to our community CDMSport car enthusiasts!