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MS3Pro Plug and Play ECUs

EPA, CARB, Race Use Only Disclaimer

MS3-Pro Plug and Play harnesses the power of MS3-Pro in a plug and play package, complete with OE connector ready to plug into your factory wiring harness, completely replacing the stock ECU*. Most installations require no additional wiring and can be completed in under an hour. Each system arrives pre-loaded with a base map to help you start your engine with the first turn of the key, ready for fine tuning to match your engine’s exact needs.

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