Skip to product information
NGK Iridium Spark Plugs - Audi S4/S5 & RS4/RS5 B9 EA839
  • NGK Iridium Spark Plugs - Audi S4/S5 & RS4/RS5 B9 EA839
NGK Iridium Spark Plugs - Audi S4/S5 & RS4/RS5 B9 EA839

NGK Iridium Spark Plugs - Audi S4/S5 & RS4/RS5 B9 EA839

£149.90 £216.72
31% OFF

Complete Combustion

NGK spark plugs provide a focused, reliable spark, ensuring a more thorough burn of the air-fuel mixture

Made in Japan Quality

All NGK spark plugs are manufactured with Japanese standards giving fantastic performance and quality assurance
  • American Express
  • Apple Pay
  • Bancontact
  • Discover
  • Google Pay
  • iDEAL
  • Klarna
  • Maestro
  • Mastercard
  • PayPal
  • Shop Pay
  • Union Pay
  • Visa
Delivery, Returns & Stock Information

- With popular products we will always aim to hold stock to ensure rapid delivery times across the UK.

- With less commonly ordered products we rely on drop shipping from our suppliers, this can occasionally result in delays in delivery times.

- Where a product is required urgently please contact us first before placing your order so we can check stock and delivery times to ensure no disappointment.

- Once an order is placed we aim to be in touch within 24 hours with either your delivery details or estimated time of delivery for your products.

- Need to return an item? No problem, get in touch and we can explain the next steps.

Most NGK products are available for delivery in 1-2 working days.

If you require items quickly, please contact us ahead of time to avoid disappointment.

Price Match

Seen it cheaper elsewhere? Get in touch with where and how much and we'll not only do our best to match it, where possible we aim to beat it!
Product Queries

Got a question about this product? Get in touch via our online chat or email and our team of experts will get back to you as soon as we can with an answer.
Does this fit my car?

This product is compatible with the following models and year ranges:

Audi S4 B9 (2017-2024)
Audi RS4 B9 (2018-2024)
Audi S5 F5 (2017-2024)
Audi RS5 F5 (2018-2024)

Thread Size: M12x1.25
Thread Length: 26.5mm
Part Number: SILKGR9A7ES

Based in Japan, NGK manufacture a huge range of spark plugs to suit almost every application around the world. 

Often NGK spark plugs are towards the more premium end of the budget, but with a longer life, better performance and a more complete combustion, you really do get what you pay for.

*Please Note - Image For Illustration Purposes Only*

You may also like