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NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode's durability is six times harder than platinum. Iridium alloy's extremely high melting point is perfect for today's engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug.
This Part Fits:
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1990-1992 | Geo | Prizm | Base |
| 1991-1992 | Geo | Prizm | LSi |
| 1991-1992 | Saab | 900 | Base |
| 1991-1994 | Saab | 900 | S |
| 1988 | Toyota | 4Runner | SR5 |
| 1988-1989 | Toyota | Celica | All Trac |
| 1990-1993 | Toyota | Celica | ST |
| 1990-1992 | Toyota | Corolla | Base |
| 1990-1992 | Toyota | Corolla | DLX |
| 1988-1992 | Toyota | Corolla | DLX All Trac |
| 1988-1989 | Toyota | Corolla | GTS |
| 1990-1992 | Toyota | Corolla | LE |
| 1990-1991 | Toyota | Corolla | SR5 |
| 1988-1990 | Toyota | Corolla | SR5 All Trac |
We use UPS, FedEx, DHL, and USPS for deliveries. We are not responsible for any shipping problems and shall not be held liable for any "reasonable" delay beyond our advertised delivery time-frames. Shipment by Ground Courier can take up to 15 business days for delivery. Express Courier can take up to 3 business days for delivery. Shipping time frames are once the order has been processed. Due to high demand, order processing can take 5 to 7 business days.
