Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 8 - Jul 13
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
NGK IX Iridium Spark Plug (Set of 4)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
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 |
|---|---|---|---|
| 2016-2020 | Acura | ILX | Base |
| 2015-2020 | Acura | TLX | Base |
| 2013-2017 | Honda | Accord | EX |
| 2013-2017 | Honda | Accord | EX-L |
| 2014-2015,2017 | Honda | Accord | Hybrid |
| 2014-2015,2017 | Honda | Accord | Hybrid EX-L |
| 2014-2015,2017 | Honda | Accord | Hybrid Touring |
| 2013-2017 | Honda | Accord | LX |
| 2013-2017 | Honda | Accord | LX-S |
| 2014 | Honda | Accord | Plug-In |
| 2013-2017 | Honda | Accord | Sport |
| 2017 | Honda | Accord | Sport Special Edition |
| 2016-2018 | Honda | Civic | EX |
| 2016-2020 | Honda | Civic | LX |
| 2016-2018 | Honda | Civic | LX-P |
| 2019-2020 | Honda | Civic | Sport |
| 2015-2016 | Honda | CR-V | EX |
| 2015-2016 | Honda | CR-V | EX-L |
| 2015-2019 | Honda | CR-V | LX |
| 2016 | Honda | CR-V | SE |
| 2015-2016 | Honda | CR-V | Touring |
| 2015-2019 | Honda | Fit | EX |
| 2015-2019 | Honda | Fit | EX-L |
| 2015-2019 | Honda | Fit | LX |
| 2018-2019 | Honda | Fit | Sport |
| 2008-2012 | INFINITI | EX35 | Base |
| 2008-2012 | INFINITI | EX35 | Journey |
| 2009-2012 | INFINITI | FX35 | Base |
| 2009-2013 | INFINITI | FX50 | Base |
| 2011-2012 | INFINITI | G25 | Base |
| 2011-2012 | INFINITI | G25 | Journey |
| 2011-2012 | INFINITI | G25 | X |
| 2007-2008 | INFINITI | G35 | Base |
| 2007-2008 | INFINITI | G35 | Journey |
| 2007-2008 | INFINITI | G35 | Sport |
| 2007-2008 | INFINITI | G35 | X |
| 2013 | INFINITI | JX35 | Base |
| 2009-2010 | INFINITI | M35 | Base |
| 2009-2010 | INFINITI | M35 | X |
| 2012-2013 | INFINITI | M35h | Base |
| 2011-2013 | INFINITI | M56 | Base |
| 2011-2013 | INFINITI | M56 | X |
| 2014-2017 | INFINITI | Q50 | Hybrid Premium |
| 2014-2015 | INFINITI | Q50 | Hybrid Sport |
| 2014-2017 | INFINITI | Q70 | 5.6 |
| 2014-2018 | INFINITI | Q70 | Hybrid |
| 2015-2017 | INFINITI | Q70L | 5.6 |
| 2011-2013 | INFINITI | QX56 | Base |
| 2014-2018 | INFINITI | QX60 | Base |
| 2019-2020 | INFINITI | QX60 | Pure |
| 2014 | INFINITI | QX70 | Base |
| 2014-2018 | INFINITI | QX80 | Base |
| 2016-2017,2019-2020 | INFINITI | QX80 | Limited |
| 2019 | INFINITI | QX80 | Luxe |
| 2011-2015 | Lexus | CT200h | Base |
| 2014-2015 | Lexus | CT200h | F Sport |
| 2019-2020 | Mazda | 3 | Base |
| 2017-2018 | Mazda | 3 | Grand Touring |
| 2012-2013 | Mazda | 3 | i |
| 2014-2016 | Mazda | 3 | i Grand Touring |
| 2014-2016 | Mazda | 3 | I Sport |
| 2014-2015 | Mazda | 3 | i SV |
| 2014-2016 | Mazda | 3 | I Touring |
| 2014-2016 | Mazda | 3 | s Grand Touring |
| 2014-2016 | Mazda | 3 | s Touring |
| 2017-2018 | Mazda | 3 | Sport |
| 2017-2018 | Mazda | 3 | Touring |
| 2014-2017 | Mazda | 6 | Grand Touring |
| 2014-2020 | Mazda | 6 | Sport |
| 2014-2020 | Mazda | 6 | Touring |
| 2016-2019 | Mazda | CX-3 | Grand Touring |
| 2016-2020 | Mazda | CX-3 | Sport |
| 2016-2019 | Mazda | CX-3 | Touring |
| 2020 | Mazda | CX-30 | Base |
| 2020 | Mazda | CX-30 | Preferred |
| 2020 | Mazda | CX-30 | Premium |
| 2020 | Mazda | CX-30 | Select |
| 2013-2020 | Mazda | CX-5 | Grand Touring |
| 2013-2020 | Mazda | CX-5 | Sport |
| 2013-2020 | Mazda | CX-5 | Touring |
| 2016-2020 | Mazda | MX-5 Miata | Club |
| 2016-2020 | Mazda | MX-5 Miata | Grand Touring |
| 2017-2020 | Mazda | MX-5 Miata | RF Club |
| 2017-2020 | Mazda | MX-5 Miata | RF Grand Touring |
| 2016-2020 | Mazda | MX-5 Miata | Sport |
| 2007-2008 | Nissan | 350Z | Base |
| 2007-2009 | Nissan | 350Z | Enthusiast |
| 2007-2009 | Nissan | 350Z | Grand Touring |
| 2007-2008 | Nissan | 350Z | Nismo |
| 2007-2009 | Nissan | 350Z | Touring |
| 2013-2015 | Nissan | Altima | S |
| 2007-2009 | Nissan | Altima | SE |
| 2007-2009,2013-2018 | Nissan | Altima | SL |
| 2010-2012,2016-2017 | Nissan | Altima | SR |
| 2013-2015 | Nissan | Altima | SV |
| 2017-2020 | Nissan | Armada | Platinum |
| 2018-2020 | Nissan | Armada | Platinum Reserve |
| 2017-2020 | Nissan | Armada | SL |
| 2017-2020 | Nissan | Armada | SV |
| 2016-2020 | Nissan | Maxima | Platinum |
| 2020 | Nissan | Maxima | Platinum Reserve |
| 2009-2014,2016-2020 | Nissan | Maxima | S |
| 2016-2020 | Nissan | Maxima | SL |
| 2016-2020 | Nissan | Maxima | SR |
| 2009-2014,2016-2020 | Nissan | Maxima | SV |
| 2011-2014 | Nissan | Murano | CrossCabriolet |
| 2009-2014 | Nissan | Murano | LE |
| 2015-2020 | Nissan | Murano | Platinum |
| 2009-2020 | Nissan | Murano | S |
| 2009-2020 | Nissan | Murano | SL |
| 2011-2020 | Nissan | Murano | SV |
| 2018-2020 | Nissan | NV2500 | S |
| 2018-2020 | Nissan | NV2500 | SV |
| 2018-2020 | Nissan | NV3500 | S |
| 2018-2020 | Nissan | NV3500 | SL |
| 2018-2020 | Nissan | NV3500 | SV |
| 2013-2020 | Nissan | Pathfinder | Platinum |
| 2013-2020 | Nissan | Pathfinder | S |
| 2013-2020 | Nissan | Pathfinder | SL |
| 2013-2020 | Nissan | Pathfinder | SV |
| 2011-2014 | Nissan | Quest | LE |
| 2015-2017 | Nissan | Quest | Platinum |
| 2011-2017 | Nissan | Quest | S |
| 2011-2017 | Nissan | Quest | SL |
| 2011-2017 | Nissan | Quest | SV |
| 2017-2019 | Nissan | TITAN | Platinum Reserve |
| 2017-2019 | Nissan | TITAN | PRO-4X |
| 2017-2019 | Nissan | TITAN | S |
| 2017-2019 | Nissan | TITAN | SL |
| 2017-2019 | Nissan | TITAN | SV |
| 2016-2019 | Nissan | TITAN XD | Platinum Reserve |
| 2016-2019 | Nissan | TITAN XD | PRO-4X |
| 2016-2019 | Nissan | TITAN XD | S |
| 2016-2019 | Nissan | TITAN XD | SL |
| 2016-2019 | Nissan | TITAN XD | SV |
| 2009-2010 | Pontiac | Vibe | Base |
| 2016 | Scion | iA | Base |
| 2012-2014 | Scion | iQ | Base |
| 2008-2014 | Scion | xD | Base |
| 2016-2017 | Subaru | Crosstrek | Base |
| 2016-2017 | Subaru | Crosstrek | Limited |
| 2016-2017 | Subaru | Crosstrek | Premium |
| 2014-2018 | Subaru | Forester | 2.5i |
| 2014-2018 | Subaru | Forester | 2.5i Limited |
| 2014-2018 | Subaru | Forester | 2.5i Premium |
| 2014-2018 | Subaru | Forester | 2.5i Touring |
| 2011-2013 | Subaru | Forester | X |
| 2011-2013 | Subaru | Forester | X Limited |
| 2011-2013 | Subaru | Forester | X Premium |
| 2011-2013 | Subaru | Forester | X Touring |
| 2012-2016 | Subaru | Impreza | Base |
| 2012-2016 | Subaru | Impreza | Limited |
| 2012-2016 | Subaru | Impreza | Premium |
| 2012-2016 | Subaru | Impreza | Sport Limited |
| 2012-2016 | Subaru | Impreza | Sport Premium |
| 2013-2019 | Subaru | Legacy | 2.5i |
| 2013-2019 | Subaru | Legacy | 2.5i Limited |
| 2013-2019 | Subaru | Legacy | 2.5i Premium |
| 2014,2017-2019 | Subaru | Legacy | 2.5i Sport |
| 2013-2019 | Subaru | Outback | 2.5i |
| 2013-2019 | Subaru | Outback | 2.5i Limited |
| 2013-2019 | Subaru | Outback | 2.5i Premium |
| 2017-2019 | Subaru | Outback | 2.5i Touring |
| 2015 | Subaru | XV Crosstrek | Base |
| 2013-2015 | Subaru | XV Crosstrek | Limited |
| 2013-2015 | Subaru | XV Crosstrek | Premium |
| 2009-2011 | Toyota | Corolla | Base |
| 2012-2015 | Toyota | Corolla | L |
| 2009-2015 | Toyota | Corolla | LE |
| 2014-2015 | Toyota | Corolla | LE Eco |
| 2014 | Toyota | Corolla | Le Eco Plus |
| 2009-2015 | Toyota | Corolla | S |
| 2009-2010 | Toyota | Corolla | XLE |
| 2009-2013 | Toyota | Matrix | Base |
| 2010-2011 | Toyota | Prius | Base |
| 2012-2015 | Toyota | Prius | Five |
| 2012-2015 | Toyota | Prius | Four |
| 2015 | Toyota | Prius | One |
| 2015 | Toyota | Prius | Persona Series |
| 2012-2015 | Toyota | Prius | Three |
| 2012-2015 | Toyota | Prius | Two |
| 2012-2015 | Toyota | Prius Plug-In | Base |
| 2012-2015 | Toyota | Prius V | Five |
| 2015 | Toyota | Prius V | Four |
| 2012-2015 | Toyota | Prius V | Three |
| 2012-2015 | Toyota | Prius V | Two |
| 2019-2020 | Toyota | Yaris | L |
| 2019-2020 | Toyota | Yaris | LE |
| 2019-2020 | Toyota | Yaris | XLE |
| 2017-2018 | Toyota | Yaris iA | Base |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.3 ★★★★★
Based on 635 reviews
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Product Reviews
★★★★★ 5
Helps fixing small engines
Size: 2 fl oz
⭐⭐⭐⭐⭐⭐⭐
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 16, 2026
★★★★★ 5
It works like magic, saved me $150.
Size: 2 fl oz
I filled 1/4 tank of gas into my snowblower which I could not started, sprayed about 15 seconds of Start Your Engines, rock snowblower to mix well, let it sat for an hour. I pulled string and yet couldn't start engine. Unscrewed spark plug and spray some into cylinder, put the spark plug back and pull the string. ENGINE STARTED!!! SAVED ME AT THE LEAST $150.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 1, 2026
★★★★★ 5
Great
Size: 2 fl oz
Great
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 22, 2026
★★★★★ 1
Flimsy Nozzle
Size: 2 fl oz
The nozzle is so flimsy at the moment I pressed on it it popped off the can into the gas tank. I didn’t press it softly but I also didn’t press it very hard either, getting it out was a huge pain in the butt.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 24, 2026
★★★★★ 5
The Ultimate Multi-Use Motor Treatment – A Must-Have for Any Vehicle!
Color: Pack of 4
The Sea Foam SF-16 Motor Treatment is an outstanding product that truly delivers on its promises. After using it in multiple applications for my vehicles, I’m convinced this is a must-have for anyone looking to maintain and enhance engine performance. The 4-pack is an excellent value and ensures I always have some on hand for routine maintenance.
Why Sea Foam Stands Out
Multi-Use Versatility: This product is a game-changer! I’ve used it as a fuel additive, an oil treatment, and even to clean out stubborn deposits in my carburetor. It works flawlessly across applications, making it an all-in-one solution for keeping engines running smoothly.
Improved Performance: After adding Sea Foam to my fuel tank, I noticed a significant improvement in my vehicle’s fuel efficiency and a smoother idle. It’s particularly effective at removing deposits and buildup that can reduce performance over time.
Easy to Use: The instructions are straightforward, whether you’re using it for fuel, oil, or cleaning purposes. The precise measuring cap ensures no mess or guesswork, making it simple to get the correct dosage every time.
Great for Long-Term Maintenance: Regular use of Sea Foam has made a noticeable difference in prolonging the life of my engine. I’ve also used it to revive an older lawnmower engine, which now runs like new! This product pays for itself by preventing costly repairs.
Packaging and Value
The 4-pack is perfect for multi-vehicle households or anyone maintaining more than just a car. I’ve used it in my truck, car, and small engines like my generator and lawn equipment, and I still have plenty left.
Pro Tips
Add Sea Foam to your fuel before a long drive to maximize its cleaning effect.
Use it regularly in oil changes to keep sludge buildup at bay.
It’s also great for seasonal storage—just add it to your gas tank to stabilize fuel and protect the engine.
Final Thoughts
Sea Foam SF-16 is the real deal for anyone who values vehicle performance and longevity. Its multi-use functionality, ease of application, and proven results make it a standout product. I’ve already seen noticeable improvements in my vehicles and equipment, and I’ll continue to use it as a staple in my maintenance routine. Highly recommend it to anyone who takes pride in keeping their engines in top shape!
Pro Tip: Whether you’re a DIY mechanic or just looking for a reliable maintenance product, Sea Foam is a must-have. It’s one of the simplest and most effective ways to protect your investment and extend the life of your engine. Don’t hesitate—this 4-pack is worth every penny!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 12, 2025