AccuPart O2 Sensor for 01-04 Jeep Wrangler TJ and Grand Cherokee WJ with 4.0L Engine

If your Jeep is running a little lean or has a check engine light, then it may be time for a new O2 Sensor. These factory original sensors are direct replacements for the defective unit currently in your Jeep. Factory style plug ends ensure for a precise fitment and hassle free installation. Learn More Factory Fitment: Designed to factory specifications. Easy Install: Installs in factory location with no modifications needed. Plug and Play: Factory style plugs make for quick plug in style connection. Replaces OE: 56030100AA, 56041943AA, 23139, ES20092 Installation Notes Installation Difficulty: Level 2 Intermediate Installation Time: 1-2 hours Parts Included One O2 Sensor Warranty One Year Limited Warranty Specs Shipping Weight: 1lb Shipping Dimensions: 6in x 2in x 2in (L x W x H) Fitment Jeep Grand Cherokee (WJ) 2004 Jeep Grand Cherokee (WJ) 2003 Jeep Grand Cherokee (WJ) 2002 Jeep Grand Cherokee (WJ) 2001 Jeep Grand Cherokee (WJ)Jeep Wrangler (TJ) 2004 Jeep Wrangler (TJ) 2003 Jeep Wrangler (TJ) 2002 Jeep Wrangler (TJ) 2001 Jeep Wrangler (TJ)