For over 20 years, SPL has provided high-quality, US-made suspension products that provide adjustability and increased performance for motorsports and street applications.

We're best known for our adjustable control arms, spherical bushing upgrades, and bumpsteer-adjustable tie rod ends for popular Nissan and Infiniti applications. We've expanded our product catalog to provide the same high-quality parts to the BMW, Porsche, Mazda, Subaru, Chevrolet, and Ford street car markets while also producing parts for use in Touring Car and GT class racing for Mercedes-Benz AMG, Nissan, and Hyundai applications.

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