Agreed, only thing appealing on the RS is the exhuast tip, diffuser, front fascia (minus fogs), spoiler, dash, seats, and instrument cluster oh and drums.
None of those are needs and the added weight, shorter gearing, and much higher MSRP make those unappealing in my opinion. I don't have anything agianst someone buying an RS, just not for me.
LT sounds perfect for you
Also for upgrades is the TTR clutch/pressure plate as well as any stage of clutch masters clutch and/or flywheel (I believe it has recently been determined cruze/sonic use same clutch. Their 1st one was made for a cruze, swordsmith just got one for the sonic)
Vermount Tuners also has or is working on a turbo upgrade
-tyler