Z Sport has a twenty-five-year international reputation for quality automotive performance modifications. We have built some of the most powerful street and track cars in the world.
We do performance modifications on most Asian, American and European vehicles, including tons of worldwide vintage vehicles!
Plus, we have some of the best Street Performance, Race Car, and How Rod guys in the industry, including Chuck Watts and Mike Larsson.
We are one of only a select few performance shops in Washington State that can professionally install a forced induction system on your vehicle. We can perform street tuning as well as dyno tuning on our engine builds to maximize your power gains.
We have extensive knowledge that allows us to swap more powerful engines into your car. We’ve done many custom engine swaps, some common some not so common! What engine can we swap for you?
Naturally Aspirated Engine Builds
We also rebuild stock engines for you daily driver, either in house or through a high quality stock engine rebuilder we partner with. These fully rebuilt stock engines come with up to a 7 year 100000 mile warranty!