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6 Pack Genuine NGK 6441 Iridium IX Spark Plugs ZFR6FIX11 - Picture 1 of 8

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Spark Plug-Iridium IX NGK 6441

4.8817 product ratings

Overstock Direct (41538)

100% positive feedback

Price:

$49.09

Free shipping

Estimated delivery Fri, Oct 3 - Tue, Oct 7

Returns:

30 days returns. Seller pays for return shipping.

Condition:

New

6441 - ZFR6FIX11 - Iridium IX Spark Plug by NGK. Other # 6441-6K 6441. Material: Iridium. Electrode Material: Iridium. OEM # ZFR6F ZFR5FIX11 2477 7090 7092 ik20 3246 denso 739 21060 / 739210. Swift 2009.

Ratings and Reviews

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4.9

17 product ratings

15 users rated this 5 out of 5 stars
2 users rated this 4 out of 5 stars
0 users rated this 3 out of 5 stars
0 users rated this 2 out of 5 stars
0 users rated this 1 out of 5 stars

Would recommend

Good value

Good quality

Most relevant reviews

See all 13 reviews

by 6913peter
May 17, 2024
I have received the spark plugs and look to be of very good quilty NGK makes a very good plug I have not installed it yet but looks good.
I have received the spark plugs and look to be of very good quilty NGK makes a very good plug I have not installed it yet but looks good.
Verified purchase: YesCondition: New
by arthur_the_q
Jul 24, 2018
A great value!
Iridium is the best & NGK does it right. Pre-gapped and protective sleeves. These are a great value to me.
Verified purchase: YesCondition: New
by grebieh0
Oct 13, 2017
NGK Iridium spark plugs
Engine runs great now.last longer than platinum plugs.would recommend
Verified purchase: YesCondition: New
by Z3rw4xRUT0-@Deleted
Nov 20, 2018
right plug for the right car
perfect delivery ,right plug for the car
Verified purchase: YesCondition: New
by luitzu-0
Sep 08, 2020
Great product.
Great product, jeep liberty 3.7, 2005 runs perfect. Good price as well! Highly recommend it!!
Verified purchase: YesCondition: New
by gregkcole
Jan 01, 2020
Quality product
Awesome Product!!! Great Price!!
Verified purchase: YesCondition: New
by beerb-58
Jun 23, 2020
Ngk iridium plugs
So far, plugs are performing as expected. Good power gain. Not sure about mileage yet.
Verified purchase: YesCondition: New
by hector.torres58
Jul 03, 2023
Awesome Quality!
Perfect for my Honda, will recommend...
Verified purchase: YesCondition: New
by jackson_r6htd
Oct 02, 2023
Good price!
Just as expected! Exact fit. :)
Verified purchase: YesCondition: New
by donprakit
Jun 23, 2025
Good product
Good product
Verified purchase: YesCondition: New