NEW RED HEAT PROTECTOR SLEEVE SPARK PLUG WIRE BOOT 8 CYLINDER SET These Fire Boots are designed for extreme protection of spark plug boots and wires, in excess of 1200 degrees Fahrenheit. (648.8 Celsius) They are used from ultimate race cars to motor homes. The Boots are woven with two layers of high temperature fiberglass material. Fit is universal for most angled and straight boots. Helps reduce misfires Extends life of wire & boots Non-Flammable Resists damaging chemicals Looks great Easy installation Length 6 inches (15.2 cm) Pictured as a Pair to Show Both Ends Sold as a set for 8 cylinders.