Simon Performance Technology

Simon Performance Technology We are the world leaders in software and hardware for tuning factory fuel injection ECU's on all recreational vehicles.

"World Leaders in Mercury ECU Repair" isn't just a tagline.We've repaired thousands of Mercury Marine, Mercruiser, and V...
01/09/2026

"World Leaders in Mercury ECU Repair" isn't just a tagline.
We've repaired thousands of Mercury Marine, Mercruiser, and Verado ECUs that dealers said were "unrepairable."
From weekend anglers to commercial fleets—boat owners across the country trust Simon Performance Technology.
📦 Ship us your ECU. We'll get you back on the water.
760-440-9334 | El Cajon, CA

Mercury Marine ECU Repair, Mercury Outboard ECU Repair, Mercruiser ECU Repair, PCM, ECM, ECU MEFI 1 2 3 4 Volvo Penta Simon Performance Technology

Driving her home!!
06/09/2018

Driving her home!!

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1900 Joe Crosson Drive
El Cajon, CA
92020

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