GlowShift Fuel Rail Pressure Gauge Wiring Pigtail Harness for 02-17 6.6L Chevy Duramax & 03-17 5.9L/6.7L Dodge Cummins Connects to Factory Sensor and Sensor Harness Eliminating the need to Splice to Factory Wiring for a Clean Installation Features a Length of 6" with 9" Sensor & Ground Wires Compatible with 2003-2011 5.9L & 6.7L Cummins Diesel Engines Compatible with 2001-2012 Duramax LB7, LLY, LBZ & LLM Diesel Engines Includes Installation Instructions, One Year Limited Warranty & Free Lifetime Technical Support