Fits the following applications before the catalytic converter:
- 2000 Wrangler TJ with 4.0L engine. Before Catalyst. Rear Sensor.
- 99-00 Wrangler TJ with 2.5L engine. Before Catalyst.
- 2000 Cherokee XJ with 4.0L engine with Federal Emissions. Before Catalyst. Front.
- 00-01 Cherokee XJ with 4.0L engine. Before Catalyst. Rear Sensor.
- 98-00 Cherokee XJ with 2.5L engine. Before Catalyst.
- 96-98 Grand Cherokee ZJ with 5.2L or 5.9L engine. Before Catalyst.
- 99-00 Grand Cherokee WJ with 4.0L engine. 10.5" long. Before Catalyst.
