Spark Plugs

The spark plug store offers NGK, Champion, Bosch and Denso plugs. Find ignition plugs, high performance spark plug reviews and platinum spark plugs. Top brands including Autolite, Iridium and E3 offer prices, product information and reviews.

  • NGK (5464) BKR5EIX-11 Iridium IX Spark Plug Pack of 1

    153 reviews

    NGK (5464) BKR5EIX-11 Iridium IX Spark Plug Pack of 1

    Now: $6.99 Save: 64%

    Designed specifically for the performance enthusiast, Iridium Ix offers extreme ignitability, improved throttle response and superior anti-fouling. The 0.6mm laser welded fine iridium tip ensures high durability and a consistently stable spark and the tapered ground electrode minimizes electrical quenching effect.

  • Denso (4504) PK20TT Platinum TT Spark Plug Pack of 1

    44 reviews

    Denso (4504) PK20TT Platinum TT Spark Plug Pack of 1

    Now: $2.49 Save: 53%

    Denso's revolutionary twin-tip design is a combination of highly durable precious metals - Platinum and Titanium. The center electrode is created using an extremely durable platinum alloy that allows for the reduction of the tip size to 1.1mm in diameter, while maintaining the life of the plug.

  • A & E Hand Tools 4450A E-Z Grip Spark Plug Gap Gauge

    55 reviews

    A & E Hand Tools 4450A E-Z Grip Spark Plug Gap Gauge

    Now: $5.51

    This patented universal spark plug gauge is always at your fingertips by utilizing the pocket-clip feature for your shirt pocket. Full range coverage for all spark plug gapping requirements from .020 inch to .080 inch. This range includes older model vehicles and later model vehicles including those equipped with distributor less ignition systems.

  • ACDelco 41-110 Professional Iridium Spark Plug (Pack of 1)

    152 reviews

    ACDelco 41-110 Professional Iridium Spark Plug (Pack of 1)

    Now: $5.62 Save: 47%

    Features and Benefitsstep up to the latest spark plug technology with Acdelco's Professional Iridium Spark Plugs. Acdelco Iridium Plugs are the ideal replacement for today's top-performing vehicles.

  • Denso (3297) SK20R11 Iridium Spark Plug Pack of 1

    118 reviews

    Denso (3297) SK20R11 Iridium Spark Plug Pack of 1

    Now: $6.53 Save: 58%

    Denso Iridium Spark Plug Iridium plugs have an extremely long life as Iridium is 6x harder and 8x stronger than platinum. Because of the strength and hardness of iridium, there is virtually no electrode wear.