Caution for Imitation Products

There are many imitation of “Yoshimura” products found on internet shopping/auction site. Many of them are low quality and poor performance products.

“Yoshimura” products are made and authorized only at our company “Yoshimura Japan” and our brother company “Yoshimura R&D of America”. We have no other brother company nor licensed affiliation with any other companies in Asia or other countries.

Yoshimura recommends purchase of “Yoshimura” genuine products through the duly authorized distributors listed on the Yoshimura official website at or

Imitation products may cause damage to your motorcycle or the engine. Please take enough caution on them. We cannot make any guarantee or compensation against any claims due to such imitation products.

Actual cases of imitation products