Major sparkplug product lineup

Platinum plug

Platinum plug

Platinum plug

PK20R11

  • Platinum is used for both the center and ground electrodes.
  • Mileage, drivability, and durability are improved by using a finer center electrode with a platinum tip.
  • φ14×L19×16
  • TOYOTA / DAIHATSU
Double-electrode platinum plug

Double-electrode platinum plug

PK20TR11・PK20PTR-S9

  • Platinum tip is mounted on both the center and ground electrodes.
  • The double-electrode structure reduces the voltage required for positive discharges.
  • φ14×L19×16
  • TOYOTA / DAIHATSU

Actual products may differ from images shown.