O2 Oxygen Sensor Upstream Downstream for Jeep Commander (2006-2010) 3.7L, 4.7L, 5.7L

Direct-Fit O2 Oxygen Sensor Set for 2006-2010 Jeep Commander (XK)

What it Does: The 4-piece oxygen sensor set restores factory closed-loop fuel monitoring on the 2006-2010 Jeep Commander to correct stoichiometric air-fuel ratios and eliminate diagnostic trouble codes.

The Stock Jeep Commander Sensor Degradation & Exhaust Contamination

Factory zirconia thimble sensors on the XK platform degrade over thermal cycles, succumbing to phosphorus and carbon poisoning in harsh exhaust environments. Over time, sluggish sensor response times distort short- and long-term fuel trims (STFT/LTFT), causing unburned fuel delivery, catalyst overheating, poor fuel economy, and persistent check engine lights (DTCs P0130–P0161, P0420, P0430).

The Engineering Solution

This 4-sensor replacement kit features pre-calibrated planar zirconia elements shielded by dual-layer stainless steel housings to resist thermal shock and fouling. Designed with factory-correct lead lengths, weatherproof terminal connectors, and OE-spec pre-coated anti-seize threads, these direct-fit sensors install into factory exhaust bungs without wire splicing to re-establish accurate lambda readings for the powertrain control module (PCM).

What's Included

• 2x Upstream Oxygen Sensors (Pre-Catalytic Converter)
• 2x Downstream Oxygen Sensors (Post-Catalytic Converter)

Technical Specifications

Compatibility

• 2006-2010 Jeep Commander Base / Sport 3.7L V6
• 2006-2010 Jeep Commander Limited / Sport 4.7L V8
• 2006-2010 Jeep Commander Limited / Overland 5.7L HEMI V8

Frequently Asked Questions & Fitment Warnings

Does this fit the XK Commander?

Yes, this is a direct fit for the 2006-2010 Jeep Commander equipped with the 3.7L PowerTech, 4.7L PowerTech, or 5.7L HEMI engine.

Do I need special tools to install these sensors?

A slotted 7/8-inch (22mm) O2 sensor socket is required to clear factory wiring harnesses and torque sensors into the exhaust bungs without damaging leads.

The Jeep Durability Standard

Engineered to handle high-temperature exhaust loads during heavy trail riding and towing, this sensor set ensures durable combustion monitoring and reliable PCM feedback across extreme operating duties.