Auto Meter Gauges
2-1/16" FUEL RAIL PRESSURE - 0-30K PSI - STEPPER MOTOR - Z-SERIES - 2693
2003 - 2007 Dodge RAM 5.9L Cummins
2001 - 2005 Chevy/GMC 6.6L Duramax LB7 LLY
While fitment is somewhat universal for AutoMeter #2686 & #2693 using the wiring color chart in the installation documentation. The 2686 kit has a more direct fitment harness associated with the early 5.9L Cummins and early 6.6L Duramax ~ though either of these gauges can be wired correctly to multiple GM, Dodge & Ford diesel application ranges below:
2001 - 2025 Chevy/GMC 6.6L Duramax
2003 - 2025 Dodge RAM 5.9L & 6.7L Cummins
1994 - 2025 Ford 7.3L 6.0L 6.4L 6.7L Power Stroke
Quick Specs
Part # 2686

WARNING : This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov