High-quality filters recommended by Ford Motor Company Silicone anti-drain back valves Help prevent oil from draining out of the filter and engine when the engine is not running Resist the aging effects that an engines high heat can cause Silicone, available in many Motorcraft oil filter anti-drain back valves, is superior to nitrile rubber, which can become brittle over time
- Helps protect against engine wear by screening out abrasives, such as carbon, sand, dust and bits of metal before they can get into your oil
- Pressure-relief valves help minimize the chance of contaminated oil circulating back into the engine
- Pressure-relief valves also help maintain the supply of oil to the engine under extreme cold conditions or if the filter gets clogged
- Steel cases are ironed for a precise fit, fluted to ease removal and painted to resist rust
