NGK G-Power Platinum spark plugs are the best single platinum spark plugs at an economical price. G-Power plugs feature a fine wire platinum center electrode and a trapezoidal cut ground electrode that offers increased durability, improved fuel efficiency, lower emissions, faster starts and quicker acceleration over conventional nickel spark plugs. An excellent upgrade for vehicles which used nickel alloy spark plugs originally. For better performance consider upgrading to a NGK Iridium IX plug. For even greater performance consider upgrading to a NGK RUTHENIUM HX plug. NGK G-Power Platinum spark plugs are the best single platinum plug at an economical price. G-Power plugs have a fine wire platinum center electrode that provides excellent performance and fuel efficiency. MAZDA 626 1989-88, 929 1991-88, B2600 1989, MPV 1989, MX-6 1989-88