Motorcraft
Motorcraft FL500S engine oil filter (Ford AA5Z-6714-A), the Ford filter for the 3.5 EcoBoost V6 family, which is the engine in the Radical RXC. Ford rates it at 80% efficiency on particles of 20 microns and larger, with a cellulose and polyester media blend, a silicone anti-drain-back valve, a pressure relief valve that keeps oil flowing when cold or clogged, and an ironed, fluted, painted steel can.
Specifications from Ford / Motorcraft.
Sold for motorsport and off-highway competition use only. Not legal for sale or use on public roads, and not covered by any highway-use warranty. Fitment and suitability are the purchaser's responsibility.
Factory Radical parts, race support, and practical help from people who use this equipment at the track.