i was thinkin about gettin a g20 but i dont know alot about them i know alot about nissan\honda cars but not the infinity i wanted to know the diffrent gens i would want a new body style with high miles so i could do a jdm sr swap whats the diffrence between the g20 and sentra se\se-r about how much do they go for and how much would the swap be? does it drop in? fwd right? how bout the aftermarket selection for externals? i know the sr has unlimited potential but like body kits and stuff like that.