Finally you can get spark plug wire separators for 5 plug wires!
 
Available for 6mm, 7mm, 7.5mm, 8mm, 8.5mm, 9mm or 10mm Spark Plug Wires in Black, Blue, Red or Silver.
 
These are NOT universal, but sized to fit each size plug wire perfectly.
 
Made from durable nylon to withstand under-hood conditions.
 
Sold in packs of 2.