Visalia CA – DT-1 Air Filters is officially opening its 2015 sponsorship season. Join our team and start using the best air filters in the world. DT-1 filters are hand made in the USA and are the choice of 22 Motorsports, Star Yamaha, Rockstar KTM, Factory Kawasaki Canada, MotoConcepts, Red Bull KTM Europe, Factory Yamaha Europe, and many more. Support riders will use mxfilters.com to place orders online. Email your resume to firstname.lastname@example.org and become part of our team.