API 92XS78M Reference Sensor Fits 2001-2009 GMC C6500 Topkick 8.1L V8

API 11TR36Y Reference Sensor Fits 2001-2002 Chevy B7 8.1L V8 SERVICE TECH

Reference Sensor For 2001-2002 Chevy B7 8.1L V8 SK641BQ SERVICE TECH

For 2001-2002 GMC B7 Reference Sensor API 47119YHHQ 8.1L V8

API 33CC48M Reference Sensor Fits 2001-2006 GMC Sierra 3500 8.1L V8 SERVICE TECH

For 2001-2002 Chevrolet B7 Reference Sensor API 42314BRZD 8.1L V8

API 51DG38W Reference Sensor Fits 2001-2002 GMC Savana 3500 8.1L V8 SERVICE TECH

For 2001-2002 GMC B7 Reference Sensor API 15751XV 8.1L V8 Crank Position Sensor