Visalia CA – DT-1 Air Filters is officially opening its 2013 sponsorship season. Join our team and start using the best air filters in the world. DT-1 is the choice of Two Two Motorsports, JGR, Valli/Star racing, Rockstar Suzuki, JWR Kawasaki, MotoConcepts Racing, JStar KTM, Red Bull KTM Europe, Monster Yamaha Europe, and many more. DT-1 filters are hand made in the USA. View our products at dt1filters.com. Support riders will use mxfilters.com to place orders online. Email your resume to firstname.lastname@example.org.