Autolite APP3923 Double Platinum Automotive Replacement Spark Plugs (4 Pack)

Autolite Double Platinum Spark Plugs have better materials to give your engine better performance. Platinum-to-platinum design greatly decreases gap erosion, reduces misfires, and provides improved durability compared to standard plugs. It's the superior-performing spark plug, providing preferred technology for DIS engines. 5-year limited warranty

• MAXIMUM PERFORMANCE: Every Double Platinum spark plug is necked-down center electrode fires quicker and cleaner, with less voltage for easier starts and quicker acceleration. Full copper core electrode provides better performance in all conditions
• IMPROVED DURABILITY: Our spark plugs are platinum-to-platinum firing for superior durability and super conductive Yttrium enhanced ground electrode provides superior heat transfer
• CONSTRUCTION: These spark plugs are platinum enhanced high nickel alloy side electrode maintains precision gap and assures virtually no gap erosion for longer plug life
• high nickel alloy side electrode maintains precise gap
• AUTOLITE ADVANTAGE: Autolite has been producing spark plugs since 1936 making it one of the most trusted and reliable brands for your OE replacement spark plugs needs