28-4245Protect your drag car motor from debrisDesigned for high performanceCotton gauze filter materialUse with K&N 100-8505 Scoop or Harwood 3158 ScoopK&N Drag Racing Base Mount Scoop Filters - Now you can protect the motor in your drag car from dust and debris on the track and in the pits with this base mount scoop filter. Designed to fit specific scoop designs popular to drag racing today.