Works for piping sizes in 3", 3.5", and 4" inches.
K&N filters are hands down the best filters on the market today. PLM is an authorized distributor for all K&N products, and this air filter is what we use on many of our PLM intake systems. Adjustable sizes with 3 different inserts fittings: 3", 3.5", and 4".
Features:
Designed to increase horsepower and acceleration
Includes inserts to fit three different flange diameters
High air flow with excellent filtration
Clamp-on washable and reusable air filter
Universal fitment
Measurements:
Base outside diameter: 6" inches
Top outside diameter: 4.75" inches
Height: 5.5" inches
Flange length: 1.125" inches
Flange inside diameters: 4", 3.5", and 3" (adjustable with inserts)
K&N adjustable fitting Universal Air Filters are made with flange inserts which adjust the filter's flange to one of three inside flange diameters. The flange on these filters is made with ultra-strong molded pliable rubber which absorbs vibration and allows for secure attachment. K&N clamp-on universal air filters are washable and reusable.