You can go register anyday until the actual day of the event. I'll ask if you can go there and register in person. But the point of early registration is that he wants to know how many people are going. There is a limit.
'02 C32 AMG @ 18psi - Eurocharged custom ECU/TCU, ASP 178mm crank pulley + NW PSK, CM30 i/c pump, NW i/c iso kit, EC i/c, Magnecore wires, NW CAI, SL55 Y pipe, NW ported intake manifolds + gaskets/spacers, NW inconel exhaust manifolds, NW catch can, dual exhaust, H&R sways, H&R coilovers, H&R spacers, Quaife ATB LSD, goodridge lines, Stoptech pads, AMG 18" rims, Zeitronix datalogger.