but i need the unit ?
or i can drive without the unit?
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03 2500 SLT 4WD SWB Quad Cab,6 Speed,II Silver 62,Smarty,X2,ATS Exhaust Manifold,4" Magnaflow,4" Downpipe with Elbow,Afe Stage 2 pro Dry,GDP Intake Horn,GDP Walbro Lift Pump and Big Line Kit,XD Rockstar 18x9 toyo open country 285/60/18