MSD 3408 Heat Guard Kit

MSD #3408 Heat Guard Kit. Protect your spark plug wires from high underhood temperatures with an MSD Heat Guard Kit. The kit features two special heat resistant sleevings that are woven from layered quartz-glass fiber. One sleeve protects the wire while another sleeve protects the spark plug boot. Special glass cords and no split shrink sleeving are used to secure the sleevings on the wire.