NGK spark plugs: high quality at a reasonable price, since NGK provides OEM items for the Japanese motorcycle industry.
You may also be interested in the following product(s)
Baas BikepartsSilicon ignition cable black (1 meter)
BGSWire brush (set of 3)
NGKspark plug for 14mm SB05F straight 94mm
NGKignition cable connector 8739 J1 black