1. LongTube Headers On a 4.0 V6 Mustang 95 Degree Outside Temp COLD START

    LongTube Headers On a 4.0 V6 Mustang 95 Degree Outside Temp COLD START

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  2. Idle Chop Mod OFF - Cold Start - 2008 V6 mustang With Long-Tube Headers

    Idle Chop Mod OFF - Cold Start - 2008 V6 mustang With Long-Tube Headers

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