Knock Sensor - Compatible with 2000, 2003 - 2009 GMC C7500 Topkick 2004 2005 2006 2007 2008

Knock Sensor - Compatible with 2000, 2003 - 2009 GMC C7500 Topkick

Note: Ignition Knock Sensor

Features:
- Designed to meet/exceed OE fit, form and function
- 100% Tested for durability and performance
- Direct fit replacement
- The knock sensor is located on the engine block, cylinder head or intake manifold. Its function is to sense unusual vibrations caused by engine pre-ignition or detonation.

Compatible With or Fits:
- 2003 - 2009 GMC C7500 Topkick 8.1L V8
- 2000 GMC C7500 Topkick 7.4L V8

Fits Years: 2000 2003 2004 2005 2006 2007 2008 2009