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USA and North American Market mailing address:
Koyorad Racing Dept.
15 Doppler
Irvine, CA 92618
Before contacting us, please see our FAQ Section and Policies. Koyorad Racing Dept. is closed to the general public.  For any inquiries please use the online form provided.  Any phone calls inquiring about Koyorad product can be directed to one of our KOYORAD Authorized Dealers.


European/Asia (Non Japanese Market) Sales contact:

Koyo International Operations PTE LTD
8 Temasek Boulevard #40-03
Suntec City Tower3
Singapore 038988
Tel :+65-6235-2003
Fax :+65-6235-3207


Japanese Market (Only) Sales contact:

Koyo Radiator Co., Ltd.
1-19-9 Heiwa, Naka-ku, Nagoya, Japan 460-0021
Tel :+81-52-322-5265
Fax :+81-52-331-0591

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