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transmission cooler

  1. Which Hayden Transmission Cooler is best for Midwest Area?

    Second Generation MDX (2007-2013)
    I am wanting to replace the OEM transmission cooler with an aftermarket. Hayden seems to be favored in Acura forums. I have been reading conflicting reasons for each size. I am reading posts about Hayden transmission coolers, some use the Hayden 679, some users chose a Hayden 678, and others...
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