About this item Compatible with Harley Softail 84-99 FXST/FLST WIRE LENGTH: 17″ / 7″ 10mm high performance Spark Plug wires available for street or race applications Perfect Fitment, directly replacement. Made of high quality material, reliable quality and durable. Package includes: 2 * blue Spark Plug Wires (one 17″ and one 7″ long wires pre-crimped)