K&N parts matching Opel 835621 air filter

The Opel 835621 air filter cross references with the K&N air filter parts below. K&N offers compatible air filters for many Opel air filters giving you an alternative.
ProductPart NumberProduct Image 
K&N Replacement Air Filter
  • Designed to Increase Power
  • Million Mile Limited Warranty
Clayton Stephens, Grover Beach, California
Noticed an immediate increase in horsepower.
John C. Runk, Alexandria, Pennsylvania
I have been using K&N products for 25+ years and will not purchase any other product. It makes my Cadillac PURR.
Richard, Cypress, California
Great replacement air filter. Fit snugger than the original air filter.
33-2063-1 K&N 33-2063-1 Replacement Air Filter
List Price: $80.99
Your Price: $51.99