Just picked up a '15 SV on friday. Only options were floor mats and splash guards.
Sticker: $33,320
Haggle: -$4000 ($29,320, ~8% under invoice)
Nissan Rebate: -$3,500
Trade-in Equity: -$8,000
Net before tax credits: $17,820
Tax Credits:
Fed Tax Credit: -$7,500
GA State Tax Credit: -$5,000