Skip to product information
People Checking Out
Black Friday Discount Banner
Black Friday Special! Extra 10% off coupon code:
BF2024
NGK Iridium Spark Plug Box of 4 (ZFR6FIX-11)
"Amazing"
🚨 Limited Stock – Don’t Miss Out!🚨
$90.60 USD
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.
- RECOMMENDED USAGE: Modified or high performance applications, or as an upgrade to OE nickel alloy spark plugs
- Trivalent metal plating for superior anti-corrosion and anti-seizing properties
- Outstanding acceleration, high fuel efficiency and durability
- Fine iridium tip ensures durable and consistent spark
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2001-2003 | Acura | CL | Type-S |
| 2002-2003 | Acura | TL | Type-S |
| 2006-2010 | BMW | 550i | Base |
| 2006-2010 | BMW | 650i | Base |
| 2006-2008 | BMW | 750i | Base |
| 2006-2008 | BMW | 750Li | Base |
| 2007-2008 | BMW | X5 | 4.8i |
| 2004-2006 | BMW | X5 | 4.8is |
| 2009-2010 | BMW | X5 | xDrive48i |
| 2009-2011 | Chevrolet | Aveo | LS |
| 2009-2011 | Chevrolet | Aveo | LT |
| 2009-2011 | Chevrolet | Aveo5 | LS |
| 2009-2011 | Chevrolet | Aveo5 | LT |
| 2007 | Chrysler | Aspen | Limited |
| 1997-1998 | Dodge | B1500 | Base |
| 1997-1998 | Dodge | B2500 | Base |
| 1997-1998 | Dodge | B3500 | Base |
| 1997-2004 | Dodge | Dakota | Base |
| 2009-2010 | Dodge | Dakota | Big Horn |
| 2005-2007,2010 | Dodge | Dakota | Laramie |
| 2009-2010 | Dodge | Dakota | Lone Star |
| 1998-2003 | Dodge | Dakota | R/T |
| 1997-2008 | Dodge | Dakota | SLT |
| 2004 | Dodge | Dakota | SLT Plus |
| 1997-2005,2008 | Dodge | Dakota | Sport |
| 2004 | Dodge | Dakota | Sport Plus |
| 2005-2010 | Dodge | Dakota | ST |
| 2002,2004,2008 | Dodge | Dakota | SXT |
| 2008 | Dodge | Dakota | TRX |
| 2008-2009 | Dodge | Dakota | TRX4 |
| 2006-2007 | Dodge | Durango | Adventurer |
| 1998-2001 | Dodge | Durango | Base |
| 2004-2007 | Dodge | Durango | Limited |
| 2000-2003 | Dodge | Durango | R/T |
| 2009 | Dodge | Durango | SE |
| 1998-2009 | Dodge | Durango | SLT |
| 1999-2000,2002-2003 | Dodge | Durango | SLT Plus |
| 2000,2002-2003 | Dodge | Durango | Sport |
| 2004-2005 | Dodge | Durango | ST |
| 2003,2005-2008 | Dodge | Durango | SXT |
| 2010-2011 | Dodge | Nitro | Heat |
| 2009-2011 | Dodge | Nitro | SE |
| 2007-2009 | Dodge | Nitro | SLT |
| 2007-2008,2010-2011 | Dodge | Nitro | SXT |
| 1997-2001,2003-2004,2006 | Dodge | Ram 1500 | Laramie |
| 1997 | Dodge | Ram 1500 | LT |
| 2002-2007 | Dodge | Ram 1500 | SLT |
| 1997-2001 | Dodge | Ram 1500 | Sport |
| 1998 | Dodge | Ram 1500 | SS/T 5.9L |
| 1997-2010 | Dodge | Ram 1500 | ST |
| 2008 | Dodge | Ram 1500 | SXT |
| 2006-2007 | Dodge | Ram 1500 | TRX4 |
| 1997-2001 | Dodge | Ram 1500 | WS |
| 1999-2003 | Dodge | Ram 1500 Van | Base |
| 1997-2002 | Dodge | Ram 2500 | Base |
| 2003 | Dodge | Ram 2500 | Laramie |
| 2003 | Dodge | Ram 2500 | SLT |
| 2003 | Dodge | Ram 2500 | ST |
| 1999-2003 | Dodge | Ram 2500 Van | Base |
| 1997-2002 | Dodge | Ram 3500 | Base |
| 2003 | Dodge | Ram 3500 | Laramie |
| 2003 | Dodge | Ram 3500 | SLT |
| 2003 | Dodge | Ram 3500 | ST |
| 1999-2003 | Dodge | Ram 3500 Van | Base |
| 1991-1992 | Ford | Probe | Base |
| 1989-1992 | Ford | Probe | GL |
| 1989-1997 | Ford | Probe | GT |
| 1989 | Ford | Probe | LX |
| 2001-2005 | Honda | Civic | DX |
| 2001-2005 | Honda | Civic | EX |
| 2005 | Honda | Civic | EX Special Edition |
| 2001-2005 | Honda | Civic | HX |
| 2001-2005 | Honda | Civic | LX |
| 2005 | Honda | Civic | LX Special Edition |
| 2004-2005 | Honda | Civic | Value Package |
| 1999-2001 | Honda | CR-V | EX |
| 1999-2001 | Honda | CR-V | LX |
| 2000-2001 | Honda | CR-V | SE |
| 1997-2001 | Honda | Prelude | Base |
| 1995 | Honda | Prelude | SE |
| 1992-1996 | Honda | Prelude | Si |
| 1992 | Honda | Prelude | Si 4WS |
| 1997-2001 | Honda | Prelude | Type SH |
| 1993-1996 | Honda | Prelude | VTEC |
| 2006 | Jeep | Commander | 65th Anniversary Edition |
| 2006-2007 | Jeep | Commander | Base |
| 2006-2007 | Jeep | Commander | Limited |
| 2007-2010 | Jeep | Commander | Sport |
| 2006 | Jeep | Grand Cherokee | 65th Anniversary Edition |
| 1999-2010 | Jeep | Grand Cherokee | Laredo |
| 1999-2007,2010 | Jeep | Grand Cherokee | Limited |
| 2004 | Jeep | Grand Cherokee | Special Edition |
| 2002 | Jeep | Grand Cherokee | Sport |
| 2006 | Jeep | Liberty | 65th Anniversary Edition |
| 2012 | Jeep | Liberty | Jet |
| 2002-2012 | Jeep | Liberty | Limited |
| 2002-2006,2010-2011 | Jeep | Liberty | Renegade |
| 2005 | Jeep | Liberty | Rocky Mountain Edition |
| 2002-2012 | Jeep | Liberty | Sport |
| 1990-1992 | Mazda | 626 | DX |
| 1990-1991 | Mazda | 626 | GT |
| 1991 | Mazda | 626 | LE |
| 1990-1992 | Mazda | 626 | LX |
| 1990-1992 | Mazda | MX-6 | DX |
| 1990-1992 | Mazda | MX-6 | GT |
| 1990 | Mazda | MX-6 | GT 4WS |
| 1991 | Mazda | MX-6 | LE |
| 1990-1992 | Mazda | MX-6 | LX |
| 2003 | Mazda | Protege | Mazdaspeed |
| 2006-2007 | Mitsubishi | Raider | DuroCross |
| 2006-2009 | Mitsubishi | Raider | LS |
| 1992 | Plymouth | Colt | Vista |
| 1992 | Plymouth | Colt | Vista SE |
| 2009-2010 | Pontiac | G3 | Base |
| 2011-2012 | Ram | 1500 | ST |
| 2011 | Ram | Dakota | Big Horn |
| 2011 | Ram | Dakota | Laramie |
| 2011 | Ram | Dakota | ST |
Fast Shipping
24/7 Support
30 Days Return
5 people are checking out right now
Return policy
Our goal is for every customer to be totally satisfied with their purchase. If this isn't the case, let us know and we'll do our best to work with you to make it right.
Shipping
We will work quickly to ship your order as soon as possible. Once your order has shipped, you will receive an email with further information. Delivery times vary depending on your location.
Manufacturing
Our products are manufactured both locally and globally. We carefully select our manufacturing partners to ensure our products are high quality and a fair value.
Black Friday Special! Extra 10% off coupon code:
BF2024
Intentional design
Everything we do starts with why
Made with care
We believe in building better
A team with a goal
Real people making great products
Customers also purchased this!
Frequently asked questions
What is the return policy?
Our goal is for every customer to be totally satisfied with their purchase. If this isn’t the case, let us know and we’ll do our best to work with you to make it right.
Are any purchases final sale?
We are unable to accept returns on certain items. These will be carefully marked before purchase.
When will I get my order?
We will work quickly to ship your order as soon as possible. Once your order has shipped, you will receive an email with further information. Delivery times vary depending on your location.
Where are your products manufactured?
Our products are manufactured both locally and globally. We carefully select our manufacturing partners to ensure our products are high quality and a fair value.
How much does shipping cost?
Shipping is calculated based on your location and the items in your order. You will always know the shipping price before you purchase.