K&N X-Stream Round Custom Top Assembly Filter - Red 12in ID 5.125in Inlet Dia 2.313in Height 2004-acura-nsx-esi9499529 The spring tension of the

The spring tension of the segmented retaining ring is carefully calculated and tested for optimal performance

A plug is integrated into the controller housing for mating to the redesigned wiring harness's positive-lock connector

which are similar to the K&N Prechargers

Use a Hot Knife to cut this sleeving to prevent fraying

For use on -3 AN to -20 AN hose

K&N X-Stream Round Custom Top Assembly Filter - Red 12in ID 5.125in Inlet Dia 2.313in Height 2004-acura-nsx-esi9499529 The spring tension of theNot only does the K&N XStream add filter area, it actually redirects airflow inside the filter to pull in more air through the side pleats for even greater performance efficiency. Cleanable and reusable, the XStream Air Flow Top filter delivers the best protection available for your engine. Installation Instructions Technical Bulletin Technical Bulletin