NGK Iridium IX Spark Plug Box of 4 (ZFR5FIX-11E)
Take your vehicle's performance to the next level with the NGK Iridium IX Spark Plug Box of 4. Designed for the performance enthusiast, these spark plugs provide outstanding acceleration, high fuel efficiency, and durability.
With their tapered cut ground electrode, these spark plugs offer improved starting, idling, and throttle response. The Iridium fine wire center electrode's durability is six times harder than platinum, and the Iridium alloy's extremely high melting point is perfect for today's engines.
- Recommended for modified or high-performance applications, or as an upgrade to OE nickel alloy spark plugs
- Provides outstanding acceleration, high fuel efficiency, and durability
- Improved starting, idling, and throttle response
- Durable Iridium fine wire center electrode
This product fits more vehicles than loaded. Please select your vehicle to see all fits.
Make | Model | Year | Type |
---|---|---|---|
Chrysler | 300 | 2005 | Limited |
Chrysler | 300 | 2005 | Touring |
Chrysler | 300 | 2006 | Limited |
Chrysler | 300 | 2006 | Touring |
Chrysler | 300 | 2007 | Limited |
Chrysler | 300 | 2007 | Touring |
Chrysler | 300 | 2008 | Limited |
Chrysler | 300 | 2008 | Touring |
Chrysler | 300 | 2009 | Limited |
Chrysler | 300 | 2009 | Signature Series |
Chrysler | 300 | 2009 | Touring |
Chrysler | 300 | 2010 | Limited |
Chrysler | 300 | 2010 | S |
Chrysler | 300 | 2010 | Touring |
Chrysler | 300M | 1999 | Base |
Chrysler | 300M | 2000 | Base |
Chrysler | 300M | 2001 | Base |
Chrysler | 300M | 2002 | Base |
Chrysler | 300M | 2002 | Special |
Chrysler | 300M | 2003 | Base |
Chrysler | 300M | 2003 | Pro-Am |
Chrysler | 300M | 2003 | Special |
Chrysler | 300M | 2004 | Base |
Chrysler | 300M | 2004 | Special |
Chrysler | Concorde | 1998 | LXi |
Chrysler | Concorde | 1999 | LXi |
Chrysler | Concorde | 2000 | LXi |
Chrysler | Concorde | 2001 | LXi |
Chrysler | Concorde | 2002 | Limited |
Chrysler | Concorde | 2002 | LXi |
Chrysler | Concorde | 2003 | Limited |
Chrysler | Concorde | 2003 | LXi |
Chrysler | Concorde | 2004 | Limited |
Chrysler | Concorde | 2004 | LXi |
Chrysler | LHS | 1999 | Base |
Chrysler | LHS | 2000 | Base |
Chrysler | LHS | 2001 | Base |
Chrysler | Pacifica | 2004 | Base |
Chrysler | Pacifica | 2005 | Base |
Chrysler | Pacifica | 2005 | Limited |
Chrysler | Pacifica | 2005 | Touring |
Chrysler | Pacifica | 2006 | Base |
Chrysler | Pacifica | 2006 | Limited |
Chrysler | Pacifica | 2006 | Touring |
Chrysler | Pacifica | 2007 | Base |
Chrysler | Pacifica | 2007 | Limited |
Chrysler | Pacifica | 2007 | Touring |
Chrysler | Pacifica | 2008 | Limited |
Chrysler | Pacifica | 2008 | LX |
Chrysler | Pacifica | 2008 | Touring |
Chrysler | Prowler | 2001 | Base |
Chrysler | Prowler | 2002 | Base |
Chrysler | Sebring | 2007 | Limited |
Chrysler | Sebring | 2008 | Limited |
Chrysler | Sebring | 2009 | Limited |
Chrysler | Sebring | 2010 | Limited |
Chrysler | Town & Country | 2008 | Limited |
Chrysler | Town & Country | 2009 | Limited |
Chrysler | Town & Country | 2009 | Touring |
Chrysler | Town & Country | 2010 | Limited |
Chrysler | Town & Country | 2010 | Touring |
Dodge | Avenger | 2008 | R/T |
Dodge | Avenger | 2009 | R/T |
Dodge | Avenger | 2010 | R/T |
Dodge | Challenger | 2009 | SE |
Dodge | Challenger | 2010 | SE |
Dodge | Charger | 2006 | SE |
Dodge | Charger | 2006 | SXT |
Dodge | Charger | 2007 | SE |
Dodge | Charger | 2007 | SXT |
Dodge | Charger | 2008 | SE |
Dodge | Charger | 2008 | SXT |
Dodge | Charger | 2009 | SE |
Dodge | Charger | 2009 | SXT |
Dodge | Charger | 2010 | SE |
Dodge | Charger | 2010 | SXT |
Dodge | Grand Caravan | 2008 | SXT |
Dodge | Grand Caravan | 2009 | SXT |
Dodge | Grand Caravan | 2010 | SXT |
Dodge | Intrepid | 1998 | ES |
Dodge | Intrepid | 1999 | ES |
Dodge | Intrepid | 2000 | ES |
Dodge | Intrepid | 2000 | R/T |
Dodge | Intrepid | 2001 | ES |
Dodge | Intrepid | 2001 | R/T |
Dodge | Intrepid | 2001 | SE |
Dodge | Intrepid | 2002 | ES |
Dodge | Intrepid | 2002 | R/T |
Dodge | Intrepid | 2002 | SE |
Dodge | Intrepid | 2003 | ES |
Dodge | Intrepid | 2003 | SE |
Dodge | Intrepid | 2003 | SXT |
Dodge | Intrepid | 2004 | ES |
Dodge | Intrepid | 2004 | Police |
Dodge | Intrepid | 2004 | SXT |
Dodge | Journey | 2009 | R/T |
Dodge | Journey | 2009 | SXT |
Dodge | Journey | 2010 | Crew |
Dodge | Journey | 2010 | R/T |
Dodge | Journey | 2010 | SXT |