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ISSPRO Home PageGauge Instructions and troubleshooting guidesEV² and Performax Software Downloads and UpdatesISSPRO Standard Online CatalogISSPRO Performance Catalog … read more

EV² FAQQ – My gauge pointer stays at the same spot when I turn off the gauge, is this normal?Q – My gauge does not make a full sweep clockwise before going counterclockwise when I power it up (like th … read more

Reliable, accurate, and adaptable are the three best words to describe our ISSPRO UFS tube style fuel senders. If you have questions or need help choosing your part number give us a call at 800-88 … read more

EV2 ACCESSORIES EV² / PERFORMAX GAUGE MOUNTING BRACKET KIT R19999 EV² PRESSURE SENSOR WIRE HARNESS R72014 EV² RAIL PRESSURE SENSOR WIRE HARNESS (FORD 6.4L NOT APPLICABLE) R72015 EV² HPOP SENSOR WI … read more

Dodge/Cummins1989-1991These were the early "1st Gen" years in the Dodge pickups, with a rotary style VE injection pump and the first of the "12-Valve" 5.9L engines. They did not have intercoolers and … read more