Spectra OS5158 Oxygen Sensor - Downstream or Upstream
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Spectra

Spectra OS5158 Oxygen Sensor - Downstream or Upstream

Brand Spectra OS5158
Position Downstream
Fits Mitsubishi · 11 vehicles

OE replacement. Meets or exceeds original equipment performance.

Precision oxygen sensor for dependable emission control.

Cross-references BBB Industries 13801, Gates 23516 and Quality-Built 15452 for the same application. See all 27.

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Spectra OS5158 Oxygen Sensor Overview

The Spectra OS5158 oxygen sensor is an OE-style emission control replacement for select Mitsubishi applications. It is built with engineering, manufacturing, and quality control processes aimed at matching or exceeding original equipment performance.

  • Part number: OS5158
  • Category: Emission Control > Sensors
  • Direct-fit oxygen sensor for select Mitsubishi Montero and Montero Sport applications
  • Supports upstream and downstream positions, depending on vehicle emissions configuration
  • Cross-reference: BBB Industries 13801

Vehicle Fitment

  • Fits 1997-1999 Mitsubishi Montero Sport, Upstream, for vehicles with Federal Emissions.
  • Fits 1997-1999 Mitsubishi Montero Sport, Downstream, California emissions vehicles only.
  • Fits 1995-1996 Mitsubishi Montero, Upstream, for vehicles with Federal Emissions.
  • Fits 1992-1994 Mitsubishi Montero, Upstream.

What This Oxygen Sensor Helps Address

  • Check engine light related to oxygen sensor performance
  • Incorrect air-fuel mixture readings
  • Reduced fuel control from a worn sensor
  • Emissions test failures tied to sensor response issues
  • Rough running caused by inaccurate exhaust feedback

Installation Notes

Confirm the vehicle year, model, emissions package, and sensor position before ordering. This OS5158 application includes both upstream and downstream coverage across the listed Mitsubishi Montero and Montero Sport fitments, so match the exact row to the vehicle configuration. Verify connector style and thread location against the original sensor before installation.

Quality Assurance

Spectra Premium states that its oxygen sensors are engineered and quality-controlled to meet or exceed original equipment performance for the applications they replace.

Related reading

This part fits 11 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelTransmissionLitersCylindersPositionNotes
1999MitsubishiMontero Sport—2.4LL4UpstreamFor vehicles with Federal Emissions.
1999MitsubishiMontero Sport—2.4LL4DownstreamCalifornia emissions vehicles only.
1998MitsubishiMontero Sport—2.4LL4UpstreamFor vehicles with Federal Emissions.
1998MitsubishiMontero Sport—2.4LL4DownstreamCalifornia emissions vehicles only.
1997MitsubishiMontero Sport—2.4LL4UpstreamFor vehicles with Federal Emissions.
1997MitsubishiMontero Sport—2.4LL4DownstreamCalifornia emissions vehicles only.
1996MitsubishiMontero—3.0LV6UpstreamFor vehicles with Federal Emissions.
1995MitsubishiMonteroManual3.0LV6UpstreamFor vehicles with Federal Emissions.
1994MitsubishiMontero—3.0LV6Upstream—
1993MitsubishiMontero—3.0LV6Upstream—
1992MitsubishiMontero—3.0LV6Upstream—
Directly replaces or cross-references 27 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
BBB Industries — 13801Gates — 23516Quality-Built — 154525S43145S4398752896213292623446332344645D177969ES10423MD168665MD177969MD329341MD336448MD336490OS861OS866OS1883SG409SG409TSG413SG413TSG1129SG1129TSU6417SU6568