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obx header dp

  1. Will the obx header dp open my car's breathing up?¿

    Performance Modifications
    ok from what i read this obx header dp will fit on an ion redline... but the question is will it even help out? specs on this header / dp : Tube diameter is 1.50" collector is 2.50". Header Flange is 3/8th inch thick. Its a 2 piece race type. with no cat. will this help the car breath any...