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My Mission:

My approach to car building is grounded in clean fabrication, precise layout, and a systems-level understanding of performance. Numbers quantify performance—but they don’t tell the whole story.

My mission is to build machines that feel as good as they function. Every detail is treated with intention: from wiring, to welds, to the way weight transfers. I’m conscious that every decision in the build process reveals itself in lap times or service. 

Reliability, responsiveness, and repeatability aren't add-ons; they’re the baseline.

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Services

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Engine and transmission tuning. Calibration of chassis modules & PDMs

Engine and Can bus Calibration

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Spec the electronic modules and wiring to meet your needs

Electronics Design

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Comprehnsive chassis set up and  Vehicle dynamics

Chassis set up and consulting

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Manifold design and construction, tig welding

Engineering and Fabrication

Contact

Caetano Yuyama

Reach out for tunable, modular, and diagnosable work.

(206) 858-2613

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Kaizousha

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