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516-766-2223
Sales Department:Tuesday - 7.00AM to 8.00PM ESTOffline
Customer Support:Tuesday - 8.00AM to 5.00PM ESTOffline
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  3. 3U7A-12A650-EFA | 2003 Mercury Grand Marquis 4.6L ECM Engine Computer PCM ECU Programmed & Updated | MPC-197
    $203.00
    Rated 4.0/5 based on 2025 customer reviews
    Juan - by , Wednesday
    4.0/ 5stars 1star
    excellent seller to work with, excellent packing and thank you for the super fast delivery.Flagship One, Inc
    Mercuryhttps://www.fs1inc.com/media/product/image/ford/ford_1_plug/ford_pcm_ecm_1_plug_1.jpg3U7A-12A650-EFA
    $219.99
  4. 3U7A-12A650-EFB | 2003 Mercury Grand Marquis 4.6L ECM Engine Computer PCM ECU Programmed & Updated | MPC-197
    $203.00
    Rated 4.0/5 based on 2025 customer reviews
    Ari - by , Wednesday
    4.0/ 5stars 1star
    plugged and played just as promised thanksFlagship One, Inc
    Mercuryhttps://www.fs1inc.com/media/product/image/ford/ford_1_plug/ford_pcm_ecm_1_plug_1.jpg3U7A-12A650-EFB
    $219.99
  11. 3U7A-12A650-ECC | 2003 Mercury Grand Marquis 4.6L ECM Engine Computer PCM ECU Programmed with Keys | MPC-195
    $257.00
    Rated 4.0/5 based on 2025 customer reviews
    Ari - by , Wednesday
    4.0/ 5stars 1star
    plugged and played just as promised thanksFlagship One, Inc
    Mercuryhttps://www.fs1inc.com/media/product/image/ford/ford_1_plug_keys/ford_pcm_ecm_1_plug_keys_1.jpg3U7A-12A650-ECC
    $277.99
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All Ford PCM (Powertrain Control Module) Ford ECM (Engine Control Module) & Ford ECU (Electronic Control Unit) from Flagship One, Inc. are precisely programmed and flashed to meet your vehicle's specific requirements.

Our Ford PCM, Ford ECM and Ford ECU units that are labeled plug & play will not require any additional programming.