Rywire

Rywire Motorsports is a U.S.-based motorsports electronics brand specializing in high-quality engine wiring harnesses and electrical components for performance and racing applications. Rywire is widely known in the import and sport compact community for clean, reliable wiring solutions designed to simplify engine swaps, standalone ECU installs, and track-focused builds.

This collection includes Rywire engine wiring harnesses, chassis harnesses, ECU adapters, fuse boxes, relays, sensors, and motorsports electrical accessories for popular platforms such as Honda/Acura (K-Series, B-Series), Nissan, Toyota, and more. Built with motorsports-grade materials and precise pinouts, Rywire products deliver dependable electrical performance for street cars, race cars, and professional engine builds.