55w bulbs are for high beams, stick with the 35w ones.
Conn, if your looking at the DDM site, and you want blueish lights, these are the options.
DDM KIT FOR SVX w/ mounting brackets option (+$4) $34:
DDM SLIMLINE FOR SVX $40:
35w, 9006 bulb, 6000k
Both are lifetime warranty.
Slim ones are slimmer and the ballast attaches with sticky tape.
Raptor ones are chunkier, but offer a mounting bracket option.