ok so im buying a jrsc-s and there are parts missing, here is a link to the missing parts

http://www.supercharger.com/graphics...89-300_bom.pdf


theyre found under hardware and hose bag, so the question is, is it necessary to get the items with stickers next to them and is part number #052-333 DFMM - Digital Fuel Management the power card because if it is i do not need to get it

and also whats part #051-190 CLAMP, HOSE, SAE NO. 8 what size is it and what type of clamp?