Uni Filter products perform their best in the worst of conditions. That’s why Uni has been the chosen air filter of all serious offroaders for decades. In this dirty, dusty environment, air filtration is extremely critical to the performance and protection of the engine. The Uni Air Filter’s ability to hold extreme amounts of dirt and still provide excellent air flow and performance has made Uni Filter the choice of some of the greatest racers of all time, including but not limited to: Ricky Carmicheal, Jeremy McGrath, Chad Reed, James Stewart, Ryan Villopoto, Eli Tomac, Grant Langston, Joe Byrd, Wayne Matlock, Ronnie Renner, Brian Deegan, Robby Gordon, Cameron Steele, Cale Yarborough and many more.