
Magnecor 8.5mm Spark Plug Wire Set - Protege 2001-04
Upgraded plug wires promote a better spark, which in turns promotes more power throughout the RPM band.
These Magnecor 8.5mm wires feature special electromagnetic energy-suppression conductors and heat-resistant silicone rubber jackets.
TECH TIP: If your MazdaSpeed is modified we strongly suggest running these 8.5mm plug wires to insure a good spark at high boost.