Article no.:
5599
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NGK Laser Iridium Spark Plug Box of 4 (ITR4A15)
Upgrade your vehicle's performance with the NGK Laser Iridium Spark Plug Box of 4. Engineered to provide the best combination of performance and longevity, these spark plugs are designed for OE applications and tested to the highest standards for quality and durability.
- Iridium tipped center electrode provides durability six times harder than platinum
- High-grade pure alumina ceramic and 98% pure copper core prevents overheating and provides reliable starts
- Platinum pad on the ground electrode for even wear in distributorless ignition systems
Recommended for vehicles with OE fine wire iridium alloy plugs, these spark plugs offer superior performance and longevity. With NGK's reputation for quality and reliability, you can trust that these spark plugs will meet your vehicle's needs.
This product fits more vehicles than loaded. Please select your vehicle to see all fits.
| Make | Model | Year | Type |
|---|---|---|---|
| Buick | Century | 1994 | Custom |
| Buick | Century | 1994 | Special |
| Buick | Century | 1995 | Custom |
| Buick | Century | 1995 | Special |
| Buick | Century | 1996 | Custom |
| Buick | Century | 1996 | Limited |
| Buick | Century | 1996 | Special |
| Buick | Century | 1997 | Custom |
| Buick | Century | 1997 | Limited |
| Buick | Century | 1998 | Custom |
| Buick | Century | 1998 | Limited |
| Buick | Century | 1999 | Custom |
| Buick | Century | 1999 | Limited |
| Buick | Century | 2000 | Custom |
| Buick | Century | 2000 | Limited |
| Buick | Century | 2001 | Custom |
| Buick | Century | 2001 | Limited |
| Buick | Century | 2002 | Custom |
| Buick | Century | 2002 | Limited |
| Buick | Century | 2003 | Custom |
| Buick | Century | 2004 | Custom |
| Buick | Century | 2004 | Limited |
| Buick | Century | 2005 | Custom |
| Buick | Century | 2005 | Limited |
| Buick | Century | 2005 | Special Edition |
| Buick | Electra | 1988 | Limited |
| Buick | Electra | 1988 | Park Avenue |
| Buick | Electra | 1988 | T-Type |
| Buick | Electra | 1989 | Limited |
| Buick | Electra | 1989 | Park Avenue |
| Buick | Electra | 1989 | Park Avenue Ultra |
| Buick | Electra | 1989 | T-Type |
| Buick | Electra | 1990 | Limited |
| Buick | Electra | 1990 | Park Avenue |
| Buick | Electra | 1990 | Park Avenue Ultra |
| Buick | Electra | 1990 | T-Type |
| Buick | LaCrosse | 2005 | CX |
| Buick | LaCrosse | 2005 | CXL |
| Buick | LaCrosse | 2006 | CX |
| Buick | LaCrosse | 2006 | CXL |
| Buick | LaCrosse | 2007 | CX |
| Buick | LaCrosse | 2007 | CXL |
| Buick | LaCrosse | 2008 | CX |
| Buick | LaCrosse | 2008 | CXL |
| Buick | LaCrosse | 2009 | CX |
| Buick | LaCrosse | 2009 | CXL |
| Buick | LeSabre | 1988 | Base |
| Buick | LeSabre | 1988 | Custom |
| Buick | LeSabre | 1988 | Limited |
| Buick | LeSabre | 1989 | Base |
| Buick | LeSabre | 1989 | Custom |
| Buick | LeSabre | 1989 | Limited |
| Buick | LeSabre | 1990 | Base |
| Buick | LeSabre | 1990 | Custom |
| Buick | LeSabre | 1990 | Limited |
| Buick | LeSabre | 1991 | Base |
| Buick | LeSabre | 1991 | Custom |
| Buick | LeSabre | 1991 | Limited |
| Buick | LeSabre | 1992 | Custom |
| Buick | LeSabre | 1992 | Limited |
| Buick | LeSabre | 1993 | Custom |
| Buick | LeSabre | 1993 | Limited |
| Buick | LeSabre | 1994 | Custom |
| Buick | LeSabre | 1994 | Limited |
| Buick | LeSabre | 1995 | Custom |
| Buick | LeSabre | 1995 | Limited |
| Buick | LeSabre | 1996 | Custom |
| Buick | LeSabre | 1996 | Limited |
| Buick | LeSabre | 1997 | Custom |
| Buick | LeSabre | 1997 | Limited |
| Buick | LeSabre | 1998 | Custom |
| Buick | LeSabre | 1998 | Limited |
| Buick | LeSabre | 1999 | Custom |
| Buick | LeSabre | 1999 | Limited |
| Buick | LeSabre | 2000 | Custom |
| Buick | LeSabre | 2000 | Limited |
| Buick | LeSabre | 2001 | Custom |
| Buick | LeSabre | 2001 | Limited |
| Buick | LeSabre | 2002 | Custom |
| Buick | LeSabre | 2002 | Limited |
| Buick | LeSabre | 2003 | Custom |
| Buick | LeSabre | 2003 | Limited |
| Buick | LeSabre | 2004 | Custom |
| Buick | LeSabre | 2004 | Limited |
| Buick | LeSabre | 2005 | Custom |
| Buick | LeSabre | 2005 | Limited |
| Buick | Lucerne | 2006 | CX |
| Buick | Lucerne | 2006 | CXL |
| Buick | Lucerne | 2007 | CX |
| Buick | Lucerne | 2007 | CXL |
| Buick | Lucerne | 2008 | CX |
| Buick | Lucerne | 2008 | CXL |
| Buick | Park Avenue | 1991 | Base |
| Buick | Park Avenue | 1991 | Ultra |
| Buick | Park Avenue | 1992 | Base |
| Buick | Park Avenue | 1992 | Ultra |
| Buick | Park Avenue | 1993 | Base |
| Buick | Park Avenue | 1993 | Ultra |
| Buick | Park Avenue | 1994 | Base |
| Buick | Park Avenue | 1994 | Ultra |
NGK manufactures spark plugs and spark plug wires, as well as glow plugs for diesel applications. Their range of spark plugs cover everything from OEM replacement to Ultimate Performance plugs, and are available as traditional copper, platinum, or iridium tips. NGK’s reputation as an OEM supplier for many car manufacturers makes them a top choice for spark plugs. Few brands can make that claim and have the quality to back it up.
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