Keep the car man. Your interest rate is insane.
If you have a certain budget to be under then picking up a new loan is not a very good idea. You will definitely miss the power difference. But at the end of the day it's your call.
2009 e90 mtec| alpine white|black interior| DC intake| gloss black kidney grills| LED Interior| LED Exterior| gloss black vinyl roof| BBS RS-GT wheels| 235/35/19 front| 265/30/19 rear| KW V1 coilovers|CF trunk spoiler| CF diffuser| HKS catback exhaust| Fully coded|