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XS8A-12A650-HH | 1999 Mercury Cougar 2.5L PCM ECU ECM Engine Computer

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MLF-521 ECM | MLF-521 PCM | MLF-521 ECU

ProTech Auto Systems is your trustworthy supplier of all ECM, PCM, and ECU MLF-521 Auto Computers. These devices monitor the fuel, air, and electrical aspects of a MLF-521 engine to ensure optimal engine performance. When an auto computer becomes impaired, that is where ProTech Auto Systems steps in.

Showing 193–204 of 204 results

  • XS8A-12A650-HH | 1999 Mercury Cougar 2.5L PCM ECU ECM Engine Computer

    XS8A-12A650-HH | 1999 Mercury Cougar 2.5L PCM ECU ECM Engine Computer

    $215.00     BUY NOW
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  • XS8A-12A650-HH | HYA7 | 1999 Mercury Cougar 2.5L PCM ECU ECM Engine Computer

    XS8A-12A650-HH | HYA7 | 1999 Mercury Cougar 2.5L PCM ECU ECM Engine Computer

    $298.00     BUY NOW
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  • XS8A-12A650-MA | 2000 Mercury Cougar 2.5L PCM ECU ECM Engine Computer

    XS8A-12A650-MA | 2000 Mercury Cougar 2.5L PCM ECU ECM Engine Computer

    $215.00     BUY NOW
    Add to wishlist
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  • XS8A-12A650-MA | DMX0 | 2000 Mercury Cougar 2.5L PCM ECU ECM Engine Computer

    XS8A-12A650-MA | DMX0 | 2000 Mercury Cougar 2.5L PCM ECU ECM Engine Computer

    $298.00     BUY NOW
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  • XS8A-12A650-MB | 2000 Mercury Cougar 2.5L PCM ECU ECM Engine Computer

    XS8A-12A650-MB | 2000 Mercury Cougar 2.5L PCM ECU ECM Engine Computer

    $215.00     BUY NOW
    Add to wishlist
    Buy Now
  • XS8A-12A650-MB | DMX1 | 2000 Mercury Cougar 2.5L PCM ECU ECM Engine Computer

    XS8A-12A650-MB | DMX1 | 2000 Mercury Cougar 2.5L PCM ECU ECM Engine Computer

    $298.00     BUY NOW
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  • XS8A-12A650-MC | 2000 Mercury Cougar 2.5L PCM ECU ECM Engine Computer

    XS8A-12A650-MC | 2000 Mercury Cougar 2.5L PCM ECU ECM Engine Computer

    $215.00     BUY NOW
    Add to wishlist
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  • XS8A-12A650-MC | DMX2 | 2000 Mercury Cougar 2.5L PCM ECU ECM Engine Computer

    XS8A-12A650-MC | DMX2 | 2000 Mercury Cougar 2.5L PCM ECU ECM Engine Computer

    $298.00     BUY NOW
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  • XS8A-12A650-MD | 2000 Mercury Cougar 2.5L PCM ECU ECM Engine Computer

    XS8A-12A650-MD | 2000 Mercury Cougar 2.5L PCM ECU ECM Engine Computer

    $215.00     BUY NOW
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  • XS8A-12A650-MD | DMX3 | 2000 Mercury Cougar 2.5L PCM ECU ECM Engine Computer

    XS8A-12A650-MD | DMX3 | 2000 Mercury Cougar 2.5L PCM ECU ECM Engine Computer

    $298.00     BUY NOW
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  • XS8A-12A650-ME | 2000 Mercury Cougar 2.5L PCM ECU ECM Engine Computer

    XS8A-12A650-ME | 2000 Mercury Cougar 2.5L PCM ECU ECM Engine Computer

    $215.00     BUY NOW
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  • XS8A-12A650-ME | DMX4 | 2000 Mercury Cougar 2.5L PCM ECU ECM Engine Computer

    XS8A-12A650-ME | DMX4 | 2000 Mercury Cougar 2.5L PCM ECU ECM Engine Computer

    $298.00     BUY NOW
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    Buy Now