About us

Our company

We have partnered up with MonkeyFather in Thailand to bring the trusted FinBro brand to the North American market. Specializing in the HONDA Grom/ MSX125 but also offer engine kits for the HONDA CRF250L/M, CBR250, Ruckus.

Making the California Bay Area our home allows us to provide year long building and testing of new and core engines. Since we have built a personal business relationship with MonkeyFather in Thailand, we can offer you the best pricing for all FinBro products.

  • Quality Products
  • 5-Star Customer Service
  • Same-Day Shipping


SUPER GROM 235cc engine along with SUPER SUPPORT from FinBro Garage! The BEST in communication and follow through from start to finish and then some! Buy from FinBro Garage of N. America and you will be COMPLETLY satisfied! I am!

DJ - Sierra Vista, AZ

Performed the FinBroECM install on my 4K mile Grom a month ago. Akrapovic Exhaust and MNNTHBX MTake only other engine mods. Pulls like a feight train. Buddy w/Similiar mods and a "other" tuner with a map said my bike pulled way better than his... we did the FinBro ECM on his 2 weeks later.

Ken - Austin, TX