Siam Goshi Manufacturing Co., Ltd. : Aiming to be World’s Best Manufacturer of Exhaust and Body Parts for Motorcycles.
World's Best Manufacturer of Exhaust and Body Parts for Motorcycles.

OEM : Power Products Parts

Siam Goshi focused on the original equipment manufacturer (OEM) of automotive parts business. Under the basis of mass production activities, we intend to improve global expansion with high quality & performance various products, including motorcycle parts, automobile parts and power products parts. We aiming to expansion supplies most of their products to meet with assemblers s’ satisfactions around the world.








Product Lineup


Muffler Assy Parts
Muffler Assy
Caps Tank Parts
Caps Tank