Weapon-R (often styled as WEAPON*R) is an established aftermarket automotive performance brand founded in 1993, known for producing affordable performance upgrades and engine accessories for tuner and enthusiast vehicles. With operations in both Asia and the United States, Weapon-R offers a broad lineup of products designed to improve airflow, engine response, drivetrain stability, and under-hood styling for street-driven performance builds.

This collection includes Weapon-R air intake systems, breather filters, sheet-metal intake manifolds, engine torque dampers, catch cans, exhaust components, wheel spacers, hub-centric rings, and engine bay accessories. Popular among sport-compact platforms such as Honda, Subaru, Mitsubishi, and other tuner vehicles, Weapon-R parts are ideal for entry-to-mid-level performance upgrades, DIY builds, and enthusiasts looking to enhance both function and appearance without premium-brand pricing.