Sinister Diesel Fuel Filter Cap for 2003–2007 Ford Powerstroke 6.0L – Fits F-250, F-350, and Excursion – Billet Aluminum Replacement for Engine-Mounted Fuel Filter Housing

Fits 2003–2007 Ford Powerstroke 6.0L including F-250, F-350 Super Duty, and Excursion with engine-mounted fuel filter housing. Replaces OEM plastic fuel filter cap prone to cracking and leaking under pressure and high temperatures. CNC-machined from solid billet aluminum for strength, precision, and durability in diesel fuel system environments. Anodized in Sinister Blue finish for corrosion resistance and a high-performance look under the hood. Threaded port on top of cap allows optional hookup for sensors, gauges, or accessories (fittings not included). Ensures proper sealing and filtration by maintaining the correct fit and pressure in the factory fuel filter assembly. Direct bolt-on replacement with no modifications required—compatible with OEM and most aftermarket fuel filters. Eliminates common failure points and provides a reliable upgrade for towing, hauling, and performance applications