Mopar 68436631AA Fuel/Water Separator Filter

Description

Application Scope:

Primary Fit: 2019–2024 Ram 2500/3500/4500/5500 (6.7L Cummins); 2019–2022 Jeep Wrangler JL/Gladiator JT (3.0L EcoDiesel).

Cross-Model Compatibility: Direct replacement for Mopar 68436631AA; cross-references: Cummins 4367129, Fleetguard FS53000, Baldwin BF1212, WIX 33628.

Ideal Use Cases: Heavy-duty pickup trucks, commercial vehicles, off-road Jeeps, and towing/hauling applications.

Filtration Technology & Benefits:

1. High-Efficiency Media

Premium cellulose blend captures 99% of 10-micron contaminants, preventing abrasive damage to high-pressure common rail (HPCR) components while maintaining optimal fuel flow for consistent power.

2. Reliable Sealing & Durability

Nitrile rubber O-rings ensure leak-proof performance under extreme temperature/pressure fluctuations. Reinforced polymer casing resists vibration and impact for rugged use.

3. Engine Protection & Performance

Extends injector/pump lifespan by reducing wear from particles/water.

Minimizes maintenance costs and downtime for fleet/Jeep owners.

Supports emission compliance (SCR/DPF-compatible).

Preserves fuel system efficiency for stable power output.

Cross Reference & Replacement Info:

1. Direct Replacements & Cross References

Primary OE: Mopar 68436631AA.

Cross References: Cummins 4367129, Fleetguard FS53000, Baldwin BF1212, WIX 33628, Luber-finer LFF1212.

2. Replacement Intervals

Standard Service: Replace every 15,000–20,000 km or 500 operating hours.

Severe Conditions (off-road, low-quality fuel): Replace every 8,000–12,000 km or 300 operating hours.

Warning Signs: Engine misfires, reduced fuel efficiency, hard starting, fuel pressure drop.