Updated Covid-19 information including stores reopening.

  • 15+ Years OnlineTried, tested, trusted
  • Free Returns*Mainland UK over £25
  • 200+ Top BrandsUK's largest range
  • Award WinningMCN retailer of the year
  • Click & CollectFrom a shop near you
  • 60,000+ Reviewsfrom bikers like you

15+ Years Online

We've been serving the motorcycle community for more than 15 years now and in that time we've grown to be the largest online retailer of motorcycle clothing & accessories in the UK.

Free Returns*

We now offer free returns on any UK Mainland order (excluding Highlands) over £25. Most importantly, returning an item to us is super simple. Just click here or on the 'create a return' link located at the bottom of every page, and create your return in under 1 minute.

200+ Top Brands

There simply isn't a better selection of biking brands anywhere in the UK and we're constantly updating every range to ensure you have the best choice available.

Award Winning

There's a reason why our competitors spend so much time watching what we do, we believe in customer service levels beyond the norm and we're always looking for ways to improve. In late 2013 we were recognised for this by the bike industry's No.1 publication, Motorcycle News. As retailer of the year, we feel it's our duty to constantly better our offering and if you have any ideas, we'd love to hear from you!

Click & Collect

If you can't be around to receive your delivery during the day, just use our click & collect option. We offer delivery to a shop local to you using the DPD Pickup network. Most pick up points are open outside of normal working hours and will keep your package so you can collect at a time to suit you.

60,000+ Reviews

Whilst we know a bit about bikes and bike kit, the best road testers out there are our customers, real bikers, just like you. If you're looking for advice on what to buy, you'll find over 60,000 independent product reviews which we've posted, unedited, for all to see. Whether it's a question about sizing, quality or something else, our customer reviews are quite simply, the best place to start.

NGK Iridium Spark Plug - CR9EIX

Best Seller
in Spark Plugs

Premium, longer lasting iridium spark plug

View full details

Customer Reviews for NGK Iridium Spark Plug - CR9EIX

NGK Iridium Spark Plug - CR9EIX
April 30, 2020

Bright spark

Usual speedy delivery and tracking with time slot but slightly disappointed considering how fragile the contents that they were just floating around inside a box. Luckily no damage and worked as expected from NGK.

Read more
NGK Iridium Spark Plug - CR9EIX
April 27, 2020

Great set of plugs

Replaced the old ones as they was worn thought I'd upgrade to the iridium set seems to run a lot smoother but the old plugs looked worn out to hell easy to fit no issues what so ever.

Read more
NGK Iridium Spark Plug - CR9EIX
April 15, 2020

Great Plugs

I'm very happy with my plugs. Much better than standard ones and they were delivered on time.

Read more
NGK Iridium Spark Plug - CR9EIX
August 4, 2019

Zx6r J1

Done the job although noticed they are cheaper at Halfords of all places !!!

Read more
NGK Iridium Spark Plug - CR9EIX
June 25, 2019

Great!

Excellent product. Sportsbikeshop service was very good as always.

Read more
NGK Iridium Spark Plug - CR9EIX
April 9, 2019

Vast improvement

The standard ngk plugs had bin in for twenty years 1999 . The bike ran ok so why change them. The difference though is vast the bike will now rev happily and tick over better . The miss fire it had started having at low revs gone away.

Read more
NGK Iridium Spark Plug - CR9EIX
July 7, 2018

Quality product

Always buy NGK spark plugs and never was disappointed. Good quality, well protected tips and perfect gap. Service also top notch.

Read more
NGK Iridium Spark Plug - CR9EIX
April 26, 2018

More responsive

Great spark plug. Bike feels more responsive fast delivery.

Read more
NGK Iridium Spark Plug - CR9EIX
December 2, 2017

Good quality plugs at a good price

Good quality plugs at a good price with excellent service yet again from Sportsbikeshop.

Read more
NGK Iridium Spark Plug - CR9EIX
August 12, 2017

Excellent

Easy to install yourself and work as they should, would purchase again.

Read more
Description

NGK Iridium Spark Plug - CR9EIX

  • Longer life
  • High fuel efficiency
  • Better electrode anti-oxidation
  • Improved ignition
  • Better electrode anti-erosion
  • Superior anti-fouling
  • Lower required voltage

Iridium IX Spark Plugs are the most technologically advanced high performance plugs available. Featuring a 0.6 mm iridium center electrode tip, they offer superior ignitability without sacrificing durability. The tapered ground electrode increases flame kernel expansion, while the superior heat range design is ideally suited to the demands of high performance environments.

NOTE Price is per plug

Product Fitment
Manufacturer

About
NGK

NGK is the leader in Motorcycle Spark Plugs, with spark plugs for virtually every Motorcycle, ATV, and Scooter application in the world. Utilizing a wide variety of materials, from standard copper-core type to Iridium, NGK is the world's leader in spark plug engineering and technology. They are OEM approved and specified by more motorcycle manufacturers than any other spark plug company including Honda, Kawasaki, KTM, Suzuki & Yamaha.

See all NGK products
Questions and Answers

Questions and Answers

No questions or answers have been posted for this product…

View similar products

Browse all NGK Spark Plugs, Browse all Motorcycle Spark Plugs

You won’t get it cheaper. Our Price Match Promise.

Find it cheaper at any major motorcycle accessory retailer, online or in-store and we‘ll match it.

How to request a price match.
Your Recently Viewed items
What people say about us