Spark Plug

AC Delco

Nickel alloy Electrode Tip

Set of 6

24-months or unlimited mile AC Delco limited warranty

Fuel Saver

Copper Electrode Core

Spark Plug

DENSO

Iridium Electrode Tip

Set of 6

1-year or 12,000-mile Denso limited warranty

Fuel Saver

Nickel

Spark Plug

DENSO

14.3 mm Hex Size, (1) Ground Electrode, Flat Seat Type, Platinum Needle Ground Electrode Tip Design, Needle-to-Needle Configuration

Iridium Electrode Tip

Sold Individually

1-year Denso limited Warranty

Fuel Saver

Spark Plug

NGK

(4)Spark Plug

Ruthenium Electrode Tip

Set of 4

60-day NGK limited warranty

Fuel Saver

Spark Plug

BOSCH

1.25 mm Thread Pitch, 16 mm Hex Size, Gasket Seat Type, Solid Terminal Type, 0.6 mm Center Electrode Size, Fine Wire Type, Projected, (1) Standard, Taper-Cut Shape, With Resistor

(4)Spark Plug

Nickel alloy Electrode Tip

Set of 4

1-year Bosch limited warranty