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  1. 02 coug upgrade help!?!!

    Cougar Community Discussion
    I recentl bought a 02 merc cougar 2.5l v6 and would appreciate some feedback on how to improve performance and what parts/brands I need to install for maximum performance. Right now I'm just looking at light mods like cold air intake, spark plugs, etc. Smaller $400 or less cheap but efficient...
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