OEM Designed and Manufactured Volvo Mack 22303384 85023785 Outlet NOx Sensor

Volvo Mack 22303384 85023785 Outlet NOx Sensor

Replace a failed Volvo or Mack outlet NOx sensor with this OEM-manufactured replacement for Volvo Mack 22303384 and 85023785. Designed for compatible Volvo D11, D13, D16 and Mack MP7, MP8 and MP10 engines, this Skyline SNX Series downstream NOx sensor is manufactured by the same manufacturer as the original equipment sensor.

Plain white box on the outside. OEM on the inside. Skyline delivers OEM manufacturing quality without the added cost of OEM-branded packaging, providing OEM quality at an aftermarket price.

22303384 85023785 NOx Sensor Cross References

Plain White Box on the Outside. OEM on the Inside.

Skyline SNX Series NOx sensors are OEM manufactured, meaning they are produced by the same manufacturer that supplies original-equipment NOx sensors.

Plain white box on the outside. OEM on the inside.

Instead of paying extra for OEM-branded packaging, you receive an OEM-manufactured sensor in Skyline packaging. The sensor provides the construction, fit and manufacturing quality expected from original equipment while delivering OEM quality at an aftermarket price.

22303384 Volvo Mack Outlet NOx Sensor

Skyline SNX603 is specifically designed for the outlet / downstream position of compatible Volvo and Mack exhaust aftertreatment systems.

The outlet NOx sensor measures NOx levels after the SCR system and helps the engine management system monitor aftertreatment performance. Volvo and Mack systems can use separate inlet and outlet NOx sensors, so the sensor position must be verified before installation.

The primary OEM search reference for this product is 22303384, with 85023785 as an additional Volvo / Mack OEM reference.

22303384 NOx Sensor Engine Applications

Compatible Volvo engine applications may include:

• Volvo D11
• Volvo D13
• Volvo D16

Compatible Mack engine applications may include:

• Mack MP7
• Mack MP8
• Mack MP10

Engine family alone does not guarantee fitment. Always verify the original stamped OEM number and confirm the sensor being replaced is the outlet / downstream unit.

Volvo Truck Applications

Compatible Volvo truck applications may include select:

• Volvo VNL
• Volvo VNM
• Volvo VHD
• Volvo VN
• Volvo VT

Mack Truck Applications

Compatible Mack truck applications may include select:

• Mack Pinnacle / CXU / CHU
• Mack Granite / GU
• Mack TerraPro / MRU
• Mack TerraPro Low Entry / LEU

Vehicle fitment varies by model year, engine, emissions calibration and aftertreatment configuration. Always compare the original stamped OEM number before ordering.

22303384 Volvo Mack Outlet NOx Sensor Specifications

OEM Quality at an Aftermarket Price

This Skyline SNX Series outlet NOx sensor combines OEM manufacturing, Made in the USA construction and a 1-year unlimited mileage warranty with aftermarket pricing.

Plain white box on the outside. OEM on the inside.

For compatible Volvo D11, D13, D16 and Mack MP7, MP8 and MP10 applications requiring the outlet or downstream NOx sensor, Skyline SNX603 provides a premium replacement centered on the primary OEM reference 22303384 and related Volvo / Mack reference 85023785.

Important: Volvo and Mack aftertreatment systems use position-specific NOx sensors. Always verify the original stamped OEM number and confirm that the sensor being replaced is the outlet / downstream unit before installation.

California Proposition 65 Warning

⚠️ WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer or reproductive harm. For more information go to www.P65Warnings.ca.gov.