What engine does your ranger have? I know there are some guys getting serious power out of the boosted duratec 2.3's that come in rangers.
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2002 ford ranger FX4 Off Road | 4.0l v6 | Flowmaster 40 S/I D/O | JBA Headers | Rebello Racing cams | port and polished heads | K&n Drop-in filter | TwinStick  | 31 Spline 4.10 Torsen rear diff | Alcoa rims | Sitting on 31's| |