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Cummins 4358939 Differential Pressure Sensor: Monitors engine air filter condition

Differential Pressure Sensor — Manifold Pressure, Cummins

Imagine a heavy-duty truck barreling down the interstate, its Cummins engine humming—until a clogged air filter silently strangles performance. That's where the Differential Pressure Sensor steps in. This little gadget monitors the pressure drop across the air filter, acting as an early-warning system for restricted airflow. Spot a blockage early, and you dodge costly engine damage while keeping fuel efficiency on point.

For fleet managers and equipment operators, this isn't just a sensor; it's a maintenance oracle. Ditch those rigid service schedules. Instead, swap filters based on real-time data—saving cash and downtime. Built tough to laugh off dust, grime, and vibration, it's the unsung hero keeping Cummins engines running smooth mile after gritty mile.

  • Compatible with Cummins engines
  • Easy installation and replacement
  • Durable and reliable performance
  • Helps prevent engine damage
  • Monitors engine air filter condition

General specs

  • Brand: Cummins
  • Model: 4358939
  • Seller: Joom
  • Compatibility: Cummins engines
  • Function: Monitors differential pressure across air filter
  • Application: Automotive, heavy-duty vehicles
  • First listed by seller: 8/24/25

If you are interested in more details, you can find full information on the seller's page.

$132.29
Last price update: 8/24/25
Available to order

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Delivery to United States
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Price $132.29 $59.86 $28.44 $24.60 $49.30 $19.85
Seller Joom Joom Joom Joom Joom Joom
Update August 15, 2025 August 15, 2025 August 16, 2025 August 17, 2025 August 17, 2025 August 16, 2025
Compatibility Cummins engines Cummins engines Various vehicle models Various vehicle models Vehicle-specific models Peterbilt 379
Function Monitors differential pressure across air filter Turbine speed detection Measures manifold absolute pressure Measures intake manifold pressure Differential oil temperature monitoring
Installation Tool-required Direct replacement, Easy to install Direct replacement, Easy to install
Differential Pressure Sensor — Manifold Pressure, Cummins

Differential Pressure Sensor

$132.29

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