StupidRC Hobby Brasil is a Brazilian retailer serving radio-control enthusiasts and collectors through an online hobby shop. Its catalog includes RC cars, trucks and boats, with models from brands such as Traxxas, Arrma, Losi and Associated. Shoppers can browse vehicles and parts stocked in Brazil, as well as a separate selection of products sourced from the United States; the site also lists semi-new items and outlet offers.

The store carries a broad range of RC accessories and components, including batteries and chargers, motors and electronic speed controllers, radios and receivers, servos, wheels and tires, gears, body shells, cables, connectors, lighting modules, tools, cases and bags. Its listings include parts compatible with specific Traxxas models and other popular platforms. Beyond radio-control products, StupidRC offers collectibles and hobby items such as action figures, slot-car products, FPV cameras, Hot Toys figures, and RC machines and trucks.

Customers can contact the shop by phone, WhatsApp or email, and the store provides nationwide delivery in Brazil.