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
A state of the BOSCH 9603 OE Fine Wire Double Iridium Spark Plug – Pack of 4 with a modern fit. The BOSCH 9603 OE Fine Wire Double Iridium Spark Plug – Pack of 4 is a lightweight, durable, and breathable fabric that is perfect for all weather conditions.
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
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Compatible with select vehicles including, but not limited to, the following (Note: engine affects fitment – verify specific fitment details with amazon confirmed fit fit checker above): ACURA: 92-01 Integra, 91-95 Legend, 91-05 NSX; HONDA: 11-16 CR-Z
Compatible with (cont): JAGUAR: 01 XJ8, 98-01 XJR, 00-02 XKR; LEXUS: 94-06 ES300/330, 98-00 GS400, 01-07 GS430, 03-09 GX470, 10-12 HS250h, 90-94,97-00 LS400, 01-06 LS430, 98-07 LX470, 99-06 RX300/330, 06-08 RX400h, 92-94 SC300, 92-00 SC400, 02-10 SC430
