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  1. U151F 5 speed transmission "tuneup"

    4.3 Mechanical
    So I've had my 2008 Rav4 for a few months now and I love it. It's the V6 AWD 5 speed auto. I did a drain and fill on the trans pan when I bought it with some Valvoline ATF. Works fine but I plan on eventually using this Rav4 to tow my boat. I've been doing a lot of research on these U151...