Smooth Body

Hey Has anyone on here smooth bodyd there car or knows how 2 do it like moldings body kit 2 car e.t.c best ways 2 do it/ wht 2 use? im guna get a respray and wantn 2 smooth body it b4 i do so. is it that hard 2 do urself and do a nice job

You could use bondo or similar product or even fiberglass and dont forget LOTS of sanding.