on 2011 mazda 3 S will it fix?

NGK has multiple grades of plugs that may fit your vehicle. We recommend you go to the NGK site at https://ngksparkplugs.com/en/part-finder to verify the applications that will fit your vehicle. This site will show you all of the available plugs to fit your vehicle and will also show you which grade plug is recommended for the best performance of your specific engine.

Will they fit my focus ST 2015

Try this:http://www.partcat.com/ngk

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NGK 4344 LTR5IX-11 スパークプラグ (イリジウムIX) (4本入り)

Product ID: 766371461

Details

Brand
NGK
Core Material
Iridium
Thread Size
14mm
Top Material Type
Iridium
Vehicle Service Type
Car Truck

⚡Iridium core for max spark efficiency

🔥Ultra-durable for long-lasting engine power

🚗Pack of 4 for full vehicle tune-up

€ 79.08

Duties & taxes included

In stock

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Description

⚡ Ignite your drive with NGK Iridium IX – where power meets precision!

UNMATCHED DURABILITY - Engineered to last longer, reducing replacements and keeping your ride performing at peak levels.
TOP RATED RELIABILITY - Join thousands of satisfied drivers with a 4.7-star rating and proven OEM quality.
PRECISION 0 04 INCH GAP - Optimized spark gap ensures consistent combustion and smoother acceleration every time.
RACE PROVEN IRIDIUM TECH - Experience superior ignition with NGK’s advanced iridium core, trusted by pros and street racers alike.
COMPLETE 4 PACK CONVENIENCE - Get all four plugs in one order—perfect for a full engine refresh or upgrade.

The NGK 4344 LTR5IX-11 Iridium IX spark plug pack of 4 delivers professional-grade ignition performance with a durable iridium core, optimized 0.04-inch gap, and trusted reliability. Favored by automotive enthusiasts and race teams worldwide, these plugs maximize engine output and longevity, making them an essential upgrade for cars and trucks.

Specifications

ASIN	B0042UC1JW
Amazon Bestseller	#911,714 in Automotive ( See Top 100 in Automotive ) #5,540 in Automotive Replacement Spark Plugs
Brand Name	NGK
Compatible with Vehicle Type	Car, Truck
Core Material	Iridium
Customer Reviews	4.7 4.7 out of 5 stars (499)
Gap Size	0.04 Inches
Included Components	4344
Item Weight	0.44 Pounds
Manufacturer	NGK Spark Plug
Manufacturer Part Number	LTR5IX-11
Model Number	4344
OEM Equivalent Part Number	NGK 4344 LTR5IX-11
Thread Size	14mm
Top Material Type	Iridium
UPC	087295043448
Unit Count	4.00 本

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