Bosch 9603 | Spark Plug
Part Number
9603
$8.73
---------OR---------
In stock
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Estimated Ship Date: 1 Business Day or Less
* Must be purchased in increments of 4
Description
Experience unmatched ignition performance with the Bosch OE Fine Wire Double Iridium Spark Plug, part number 9603. Engineered to meet the highest standards, this spark plug features iridium firing pins and a tapered ground electrode, ensuring superior ignitability and extended service life. With Bosch's proprietary laser-welded design, this spark plug significantly enhances durability and offers up to 4 times the lifespan of standard copper spark plugs. Ideal for a wide range of vehicles, including models from Acura, Lexus, Toyota, and more, this spark plug is crafted for those who demand the best. Essential for maintaining optimal engine efficiency, the Bosch 9603 spark plug's fine wire design requires significantly less voltage, reducing strain on your vehicle's ignition system. Whether you're a DIY enthusiast or a professional mechanic, this plug ensures a quick and hassle-free installation with pre-gapped set and nickel-plated threads. Invest in the Bosch 9603 spark plug to restore your vehicle’s peak performance, prevent misfires, and improve fuel economy. Enhance your ignition system today and drive with confidence!
Features
- Engineered with double iridium electrodes for unmatched durability.
- Fine Wire design reduces required voltage by up to 24%.
- 360° laser welding offers superior durability and lifespan.
- Broad heat range copper core resists pre-ignition.
- Pre-gapped, nickel-plated threads for easy, quick installation.
Specifications
| Center Electrode Tip Material: | Iridium |
| Ground Electrode Tip Material: | Platinum-Iridium and Nickel-Yttrium |
| Hex Size: | 16 |
| Thread Diameter: | 14 |
| Pre-Gap Size: | 1.1 |
| Insulator Material: | Ceramic |
| Manufacturer Heat Range: | 7 |
| Reach: | 19 |
| Resistance: | 6000 |
| Package Quantity: | 1 |
Fitment
- 1991-1995 Acura Legend
- 1997-2000 Lexus LS400
- 1992-1994 Lexus SC300
- 1992-2000 Lexus SC400
- 1992-2005 Toyota Celica
- 1992-1995 Toyota MR2
- 1993-1998 Toyota Supra
- 1995-1997 Toyota Previa
- 1996-2008 Toyota RAV4
- 1998-2001 Jaguar XJR
- 1998-2007 Toyota Land Cruiser
- 1999-2003 Lexus RX300
- 1999-2000 Nissan Frontier
- 2001 Jaguar Vanden Plas
- 2001 Jaguar XJ8
- 2001-2007 Lexus GS430
- 2001-2006 Lexus LS430
- 2001-2002 Suzuki Esteem
- 2001-2002 Suzuki Vitara
- 2001-2010 Toyota Highlander
- 2002 Mercedes-Benz C230
- 2002-2004 Mercedes-Benz C32 AMG
- 2003-2009 Lexus GX470
- 2003-2006 Mercedes-Benz CLK55 AMG
- 2003-2006 Pontiac Vibe
- 2003-2006 Toyota Matrix
- 2004-2006 Lexus RX330
- 2004-2009 Suzuki Swift+
- 2005-2006 Mercedes-Benz C55 AMG
- 2009-2010 Pontiac Vibe
- 2005-2010 Scion tC
- 2005-2006 Suzuki XL-7
- 2009-2012 Toyota Matrix
- 2005-2009 Toyota Sequoia
- 2005-2011 Volvo XC90
- 2006-2008 Lexus RX400h
- 2006-2011 Mercedes-Benz SLK55 AMG
- 2006-2008 Suzuki Grand Vitara
- 2009-2010 Toyota Corolla
- 2012 Toyota Corolla
- 2010-2012 Subaru Legacy
- 2010-2012 Subaru Outback
- 2011-2020 Mitsubishi Outlander Sport
- 1990-1994 Lexus LS400
- 1991-2005 Acura NSX
- 1992-2001 Acura Integra
- 1992-2011 Toyota Camry
- 1994-2003 Lexus ES300
- 1995-2004 Toyota Avalon
- 1998-2000 Lexus GS400
- 1998-2007 Lexus LX470
- 1998-2000 Nissan Pathfinder
- 1998-2006 Toyota Sienna
- 1999-2001 Nissan Altima
- 1999-2008 Toyota Solara
- 2000-2002 Jaguar XKR
- 2000-2006 Lincoln LS
- 2000-2004 Mercedes-Benz SLK230
- 2000 Nissan Xterra
- 2002-2005 Ford Thunderbird
- 2002-2010 Lexus SC430
- 2002-2004 Mercedes-Benz SLK32 AMG
- 2003-2009 Toyota 4Runner
- 2004-2006 Lexus ES330
- 2004-2006 Suzuki Verona
- 2005-2006 Toyota Corolla
- 2005-2009 Toyota Tundra
- 2006 Chrysler Crossfire
- 2007-2010 Volvo S80
- 2008-2012 Scion xB
- 2010-2012 Lexus HS250h
- 2011-2016 Honda CR-Z
- 2011-2017 Mitsubishi Lancer
- 2011-2015 Mitsubishi RVR
Customer Questions
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