Four NGK Iridium IX CR9EIX (Part #3521) Spark Plugs – Enhanced Ignition Efficiency and Long-Lasting Performance

Description

Product Highlights

• Outstanding Acceleration: Upgrade your vehicle’s performance with NGK Iridium IX 3521 Spark Plugs (CR9EIX). The iridium center electrode delivers maximum spark energy, ensuring higher ignitability and improved acceleration compared to standard plugs.
• Exceptional Durability: Built to last 40,000-50,000 miles, these plugs feature trivalent metal plating for superior anti-corrosion and anti-seizing properties. Designed to handle high temperatures, they are perfect for fuel-injected and turbocharged engines.
• Trusted Quality: Manufactured by NGK, the world leader in spark plug technology. With over 85 years of innovation, NGK ensures top-notch performance and reliability in every product.

Compatible Models

See the listed models for recommended gap settings:

• Ranger 900 Xtreme Performance 2013 (gap 0.031)
• Ranger RZR 570 2012-2013 (gap 0.031)
• Ranger RZR 900 Xtreme Performance 2011 (gap 0.030)
• Ranger RZR 900 Xtreme Performance 4 2012 (gap 0.031)
• 749 2004-2005 (gap 0.030)
• 999 2003-2005 (gap 0.030)
• 749 Dark 2005-2006 (gap 0.030)
• 749R 2004-2005 (gap 0.030)
• 749S 2004-2006 (gap 0.030)
• 998 Matrix 2004 (gap 0.030)
• 999S 2003-2005 (gap 0.030)
• ST3 2004-2007 (gap 0.030)
• TC 250 2009-2011 (gap 0.030)
• TE 250 2009-2012 (gap 0.030)
• TXC 250 2010-2012 (gap 0.030)
• Ninja ZX-6R 2012 (gap 0.031)
• Z1000 2004-2006 (gap 0.031)
• Z750S 2005-2006 (gap 0.031)
• Zephyr 1993 (gap 0.030)
• ZRX1100 1999-2000 (gap 0.032)
• ZRX1200R 2004-2005 (gap 0.032)
• ZX-10 1988-1990 (gap 0.032)
• ZX-11 1990-2001 (liquid-cooled models; gap 0.032)
• ZX-6R 1995-2011 (gap 0.028)
• ZX-6RR 2003-2006 (gap 0.028)
• ZX-7R 1991-1992 (gap 0.032)
• ZX-7R 1993-2003 (gap 0.030)
• ZX-9R 1994-2003 (gap 0.031)
• ZZR1200 2002-2005 (gap 0.036)
• ZZR600 2003-2008 (gap 0.028)
• Bandit 600 1995-2003 (gap 0.026)
• DR-Z250 2001-2007 (gap 0.028)
• DR350 1994-1999 (gap 0.026)
• DR350SE 1994-1999 (gap 0.026)
• GSX-1300R 1999-2007 (gap 0.028)
• GSX-R1000 2001-2006 (gap 0.028)
• GSX-R600 1997-2009 (gap 0.028)
• GSX-R600W 1993 (gap 0.026)
• GSX-R750 1993 (gap 0.026)
• GSX-R750 1994-2009 (gap 0.028)
• Katana 600 1996-2006 (gap 0.031)
• Katana 750 1999-2006 (gap 0.031)
• RF600R 1994-1996 (gap 0.028)
• RF900R 1994-1997 (gap 0.026)
• TL1000R 1999-2003 (gap 0.026)
• TL1000S 1997-2000 (gap 0.026)
• 955i Daytona 2002-2004 (gap 0.026)
• Daytona 675 2006-2010 (gap 0.028)
• Speed Four 2002-2005 (gap 0.026)
• Speed Triple 2002-2004 (gap 0.026)
• Speed Triple 2007-2008 (gap 0.028)
• Speed Triple 675 2007-2010 (gap 0.028)
• Speed Triple R 675 2008-2010 (gap 0.028)
• Sprint RS 2002-2004 (gap 0.026)
• Street Triple R 2009-2010 (gap 0.026)
• Tiger 2007-2010 (gap 0.028)
• TT600 2000-2003 (gap 0.026)
• FZ1 2001-2005, 2012-2014 (gap 0.028)
• FZ1 2006-2010 (gap 0.031)
• FZ1000 2004-2005 (gap 0.032)
• FZ6 2009 (gap 0.028)
• FZ6 2004-2008 (gap 0.031)
• FZ6R 2009-2013 (gap 0.028)
• FZ8 2013 (gap 0.032)
• TT-R250 1999-2006 (gap 0.028)
• WR250F 2007-2009 (gap 0.028)
• WR250F 2012-2013 (gap 0.031)
• WR250R 2008-2010 (gap 0.031)
• WR250X 2008-2010 (gap 0.031)
• YZ250F 2012-2013 (gap 0.031)
• YZF-R1 1998-2001 (gap 0.032)
• YZF-R1 2004-2008 (gap 0.031)
• YZF600R 1995-2007 (gap 0.028)
• YZF750R 1994, 1996-1998 (gap 0.030)
• FX Nytro 2008-2011 (gap 0.031)
• FX Nytro MTX 2008-2010 (gap 0.031)
• FX Nytro MTX Anniversary Edition 2008 (gap 0.031)
• FX Nytro MTX SE 153 2010-2011 (gap 0.031)
• FX Nytro MTX SE 162 2010-2011 (gap 0.031)
• FX Nytro RTX 2008-2011 (gap 0.031)
• FX Nytro RTX Anniversary Edition 2008 (gap 0.031)
• FX Nytro RTX SE 2009-2010 (gap 0.031)
• FX Nytro XTX 2009-2011 (gap 0.031)
• RX Warrior 2004-2005 (gap 0.031)
• RX-1 2004-2005 (gap 0.031)

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