Before the 2011 K&N Horsepower Challenge race, K&N spoke to Jason Line, Allen Johnson, Ron Krisher and Roger Brogdon as they get ready to battle it out.

K&N's exclusive interview with driver of the NHRA Pro Stock Summit Racing Equipment Pontiac Greg Anderson at Summit Motorsports Park in Norwalk, Ohio

K&N thoroughly tests their products on and off the track so you can be confident you are receiving The World's Best Air Filter

Bruce Ward from Riverside International Auto Museum on the 1964 Lotus Super Seven SB1843 his dad, Joe Ward, used to win the Riverside Raceway Championship

See a Supercharged 1957 Ford Fairlane 500. Loara High School's Hot Rodders of Tomorrow with Russ Bacarella and K&N sponsored participant Heather Saravia

Bobby Likis, Host of Bobby Likis Car Clinic, explains how buying a K&N high-flow performance air filter is more economical than buying paper air filters

Bobby Likis, Host of Bobby Likis Car Clinic, explains K&N performance air filters reduce waste by offering a reusable option not discarded after each use

Bobby Likis, Host of the Bobby Likis Car Clinic, explains how buying a K&N high-flow performance air filter is can deliver more power than a paper filter..

Both drivers explain how their season has been going so far and how they hope to become the next Pro Stock Champion at the NHRA Finals in Pomona, California

K&N speaks with NHRA Full Throttle Drag Racing Series Pro Stock Champions Greg Anderson and Jason Line. Both sponsored by Summit Racing Equipment