Sprint Car Air Box Replacement Filter Red

The GREEN FILTER Sprint Car Air Box Replacement Filter Red (Part Number 4039) is a high-flow reusable cotton air filter element engineered for dedicated sprint car competition. Measuring 18.625 inches long, 13.813 inches wide, and 5.08 inches tall, this filter delivers superior airflow while maintaining reliable engine protection in high-rpm racing environments where standard disposable filters cannot keep pace with extreme demand.

Built from reusable cotton media, the GREEN FILTER element operates across multiple race seasons with proper cleaning and maintenance—eliminating the recurring expense of single-use paper filters. Cotton construction provides optimal flow characteristics for carbureted and fuel-injected sprint engines, balancing maximum air delivery with effective particulate filtration. The bright red finish aids visibility during installation and routine maintenance checks in the pit area. Proper fitment in sprint car air box assemblies ensures no bypass leakage, which is critical for maintaining fuel mixture consistency and predictable engine response during competition.

This replacement filter is the choice of sprint car teams across sanctioning bodies where fuel consumption, engine reliability, and weight savings matter. Whether running non-wing, winged, or outlaw sprint formats, competitors depend on premium filter media to support consistent power delivery lap after lap. The reusable design aligns with cost-conscious racing programs that track every dollar spent on consumables while refusing to compromise on engine protection.

GREEN FILTER has established itself within the high-performance racing community as a manufacturer of flow-optimized filter elements. The Sprint Car Air Box Replacement Filter Red represents the same engineering precision demanded by teams operating at the edge of competition, where filter performance directly influences lap times and engine longevity in demanding racing conditions.