Tri-State Motorsports is an automotive performance parts and service business based in Rahway, New Jersey. It serves enthusiasts looking to upgrade, maintain, or customize their vehicles, with products available through its online store and services offered at its local facility. The catalog spans major performance systems and accessories, including engine components, exhaust and induction upgrades, brakes, drivetrain parts, suspension, electronics, fuel-system components, wheels, tires, and interior and exterior accessories.

Shoppers can browse products by category, vehicle application, or brand, with offerings from manufacturers such as AEM, Bilstein, Borla, HKS, K&N, Mishimoto, Skunk2 Racing, and many others. Tri-State Motorsports also provides installation, custom fabrication, wheel and tire services, and alignments, connecting parts purchases with hands-on automotive work. Its site features TSM Combos, clearance items, and a rewards program, alongside contact options for sales inquiries.

Whether customers are seeking individual components or support with vehicle upgrades, Tri-State Motorsports brings performance products and related services together in one place