OTR Filters Round Pit Tuning Air Filter Element - 6.625 in Diameter - 3 in Tall - Gray - Holley 4150 Flange Collectables Aluminum breakaway mounts to the

Aluminum breakaway mounts to the right rear t-bar found on most Late Models and Modifieds

This kit is designed for use with a 3" diameter axle tube

If the two halves butt up against each other without a gap

GM Fullsize Truck 1977-78

The boundary layer this rust inhibitor creates won’t ever drip off

OTR Filters Round Pit Tuning Air Filter Element - 6.625 in Diameter - 3 in Tall - Gray - Holley 4150 Flange Collectables Aluminum breakaway mounts to theProduct Description: Air Filter Element Round Pit Tuning 6. 625 in Diameter 3 in Tall Paper Gray Holley 4150 Flange Sold Individually US based OTR Filters was founded on developing air filtration solutions that help engines breathe easier, run faster, and perform at their best. With a wide range of filters for everything from street performance to hardcore racing, OTR Filters combines excellent performance with maximum engine protection.