Original X15 ISX15 QSX15 Diesel Engine Intake Manifold Pressure Sensor

High-Precision OEM Replacement
– Direct fit for Cummins X15, ISX15, and QSX15 engines. Manufactured with industrial-grade stainless steel housing and ceramic sensing element for extreme durability under high-pressure conditions.
Seamless Compatibility
– Exact match for part numbers 4087989, 4903479, 4921746, and 4928594. No calibration needed—plug-and-play installation ensures immediate performance restoration.
Optimized Engine Efficiency
– Monitors intake air pressure with ±1% accuracy, reducing fuel waste and preventing turbo lag. Critical for heavy-duty trucks, construction equipment, and marine applications.
Rigorous Quality Assurance
– CNC-machined connectors and military-grade wiring harness resist vibration, corrosion, and thermal shock (-40°F to 257°F).
Global Stock Availability
– Bulk orders shipped same-day from multiple warehouses. Wholesale pricing with no minimum quantity—ideal for fleets, repair shops, and distributors.