Outerwears Air Cleaner Pre-Filter w/o Top - Black - 11" Diameter x 5" Tall Helmet Air System Mount Our cap screws directly into

Our cap screws directly into all stock valve covers

number 1903

1967-1986 Chevrolet C20 Suburban

Not for use in series where tech officals require a high RPM recall reading

Outerwears Air Cleaner Pre-Filter w/o Top - Black - 11" Diameter x 5" Tall Helmet Air System Mount Our cap screws directly intoOuterwears Pre filters are designed to enhance the efficiency of any performance or exposed air filter. The Pre filter is constructed with a proprietary polyester mesh with uniform micron openings, treated with an optional hydrophobic water repellent process. The mesh is UV resistant, filters debris down to . 005, is shatter proof in freezing temperatures, and resistant to heat up to 450 degrees. The material is puncture resistant and has elasticity