We look forward to custom projects...

Do you want to put a Skyline RB26 into your 350z?

How about a custom turbo manifold and engine management for your rare project? We encourage you to contact us about your custom project.

KAIZENSPEED is open six days a week, and located in Kennewick, WA a part of the greater Tri-Cities area. We service all Japanese imports and offer performance fuel injection tuning services for all makes and models. We specialize in custom turbocharger fabrication and parts sales for performance race cars.