Registering the battery takes 2 minutes. $500 is a rip off. Buy an Exide battery and have an indie register it for a $20 tip or something.
Audio: Jehnert Flatline speakers, Mobridge M1000 DA2 prepro, Helix P-DSP, Zapco Z-150.6 amp
Performance: Custom Cobb ECU flash, AR Downpipes, ER FMIC/CP, DCI, RB turbos, KW V2 coilovers, Walbro 455 LPFP, Ported fuel rail