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Welcome to - Tonykart OTK Rotax Max Vortex Alpinestars Mojo Bridgestone has been designed to help increase the awareness of the Tony Kart brand and OTK product line by providing an ease in ordering karting related products online. is a partnership formed between long time karting entrepreneurs Mike Maurini and Martijn Koene. With more than 60 years of karting experience as tuners, engine builders and business owners within the karting community, Maurini and Koene will run KoeneUSA with the intention of offering the highest quality in customer service available.

Hailing from Holland, Martijn Koene operates a European website, and is working with Maurini to help promote the sister site in North America. Koene comes from years of experience as an engine builder and chassis tuner for the Tony Kart factory Racing Team, while in the latter years ran his own international karting program. Couple his experience with his business savvy, Koene is one of the leaders in the karting community worldwide.

Partnering with Mike Maurini, was founded in early 2011 and the company has continued its upwards growth. Maurini, like Koene in the past, was a former driver but stepped out of the seat to help karting as a whole. Working together, the duo has setup a dealership to sell TonyKart, FA Kart, Exprit Kart, Kosmic Kart , OTK parts, Vortex engines, Rotax Max, Alpinestars, Bridgestone and Mojo tires products online.

Place orders online or by contacting Mike at 317.270.8723