68157291AA FUEL FILTER FOR 2010-2024 RAM 2500 3500 6.7L CUMMINS

iFJF part No.: FJ-91AA-1. 68157291AA Fuel Filter Ram 6.7L Cummins (2010-2024) Your Ram's high-pressure common rail injection system demands clean fuel period. The iFJF 68157291AA Fuel Filter delivers 5-micron dual-stage filtration and water separation for the 2010-2024 Ram 2500, 3500, 4500, and 5500 with the legendary 6.7L Cummins turbo diesel. This is the upper, engine-bay fuel filter the cartridge element that drops into the canister on the driver's side of the engine compartment and seals under the 28 mm housing cap. It is the first line of defense against fuel contamination. Replaces Mopar 68157291AA and 68436631AA with equivalent performance at aftermarket pricing. Key Features 5-Micron Dual-Stage Filtration: The inner paper filter traps particles as small as 5 microns, while the outer layer separates water from the fuel protecting injectors from abrasive wear Water Separation Technology: Hydrophobic media coalesces and separates water from diesel fuel, preventing injector tip erosion High Dirt-Holding Capacity: Extended pleat pack design means longer service intervals and better value versus budget filters Deformation-Resistant End Cap: A molded plastic end cap keeps the element from collapsing under pressure, and its grip shape makes installation and removal easy Broad Compatibility: Fits 2010-2024 model years covering both CP3 and CP4.2 injection pump applications Compatibility Vehicle Engine Years Ram 2500 6.7L Cummins I6 Turbo Diesel 2010-2024 Ram 3500 6.7L Cummins I6 Turbo Diesel 2010-2024 Ram 4500/5500 6.7L Cummins I6 Turbo Diesel 2010-2024 Cross-Reference: Mopar 68157291AA, 68436631AA, 68065608AA | Fleetguard PF46152 | WIX WF10255 Specifications Specification Detail Part Number 68157291AA Filter Type Upper (Engine-Bay) Fuel Filter 5-Micron Cartridge Filtration Rating 5 Micron Dual-Stage Water Separation 98% Water Separation Fuel Compatibility ULSD, B5-B20 Biodiesel The Real Cost of Skipping Fuel Filter Changes The Bosch CP3 (2010-2018) and CP4.2 (2019-2024) injection pumps operate at pressures up to 29,000 PSI with internal clearances measured in microns. A single tank of contaminated fuel can cause cavitation damage leading to pump failure a repair costing $4,000-$12,000. At a fraction of what a fuel-system repair costs, regular filter changes are the cheapest insurance for your truck. Frequently Asked Questions Q: Will this fit my 2015 Ram 2500? A: Yes. Fits all 2010-2024 Ram 2500/3500/4500/5500 with the 6.7L Cummins. Q: Front or rear filter? A: This is the upper (engine-bay) filter that goes under the 28 mm housing cap on the driver's side of the engine compartment. The chassis-mounted water separator is a separate filter Mopar 68197867AB. Q: How often to change? A: Every 15,000 miles or 12 months. Heavy towing or frequent idling: every 10,000 miles. Q: Includes housing cap? A: No. Filter element only. For cap upgrades, see our aluminum cap combo kits. Q: B20 biodiesel compatible? A: Yes, up to B20. If switching from petroleum diesel, change filter after first tank of B20. Related Ram Cummins Products 68157291AA + 68436631AA Two-Filter Kit 68157291AA + Black Aluminum Cap 68157291AA + Silver Aluminum Cap Helpful Articles iFJF Blog Cummins Diesel Maintenance Guides