Product Overview

About this item

• Bosch Double Iridium Spark Plugs feature both an iridium firing pin and an iridium ground electrode inlay that offer higher performance and 4X longer life compared to standard copper spark plugs
• 360-degree laser welded ultra-fine wire iridium firing pin provides better ignitability – reducing voltage requirements up to 24% – and enhanced durability
• Nickel-plated rolled threads provide superior resistance to corrosion and do not require anti-seize – making installation quick and easy
• Bosch Double Iridium spark plugs are pre-gapped at the factory and ready to install right out of the box – gap adjustment prior to installation not required
• Meets or exceeds manufacturer design requirements for OE fit, form, and function for modern gasoline engines – including Gasoline Direct Injection (GDI) engines
• Compatible with select vehicles including, but not limited to, the following (Note: engine affects fitment – verify fitment details with amazon confirmed fit fit checker above): BUICK: 89-91,94-01 Century, 88-91,94-95 LeSabre, 91,94-95 Park Avenue
• Compatible with (continued): BUICK: 90-91,94-96 Regal, 88-91,95 Riviera; CADILLAC: 87-93 Allante, 84-95 DeVille, 84-94 Eldorado, 84-92 Fleetwood, 84-94 Seville; CHEVROLET: 97-00 C2500, 99 C2500 Suburban, 97-00 C3500, 98-02 C3500HD, 03-04 Cavalier