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NGK DPR6EA-9 Spark Plug for YAMAHA 9.9 15 25 30 40 50 4 Stroke Outboard

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Free Shipping in UK on Orders Over £150. Exclusions may apply.


NGK DPR6EA-9 Spark Plug for YAMAHA 9.9 15 25 30 40 50 4 Stroke Outboard

NGK DPR6EA-9 Spark Plug for YAMAHA 9.9 15 25 30 40 50 4 Stroke Outboard





9.9HP 15HP 25HP 30HP 40HP 50HP


Will fit also other outboards, please check the old sparkplug, if you are not sure please send us a message with your engine details and we will check for you what spark plug you need. 





NGK nickel spark plugs feature a specially designed v-groove centre electrode, improving ignitability and reducing quenching. The 98% pure copper core delivers increased heat dissipation for more reliable starts and reduced risk of overheating.

  • Cold-rolled threads prevent cross-threading and damage to cylinder heads
  • Trivalent plating eliminates the need for anti-seize
  • High-grade alumina silicate ceramic

*Image used for illustration purposes only

If you have any concerns regarding the suitability of the item please ask before purchase.

If the part looks the same as yours is not always the right one for your outboards so please double check.

It is the buyer responsibility to ensure that the correct shipping address is supplied.

Al item(s) will be dispatched to the registered address.

Delivery is by Royal Mail, Parcel Force, Hermes depending on weight and dimensions.

All item will be despatched within 24 h after receiving clear payment.


A refund of a returned item less original shipping costs will be issued if is within 14 days after purchase.

The item(s) being returned must be unopened, uninstalled and in a resalable condition.

Please use a suitable shipping carton to return item(s). Do not use manufacture packaging to ship.

If the item is damaged or faulty we will more than happy to replace it or issue you with a full refund if necessary.



We offer free shipping on all orders over £150 (excluded outboard engines, trailers)

Standard Shipping - £ 8.50

Orders are typically shipped within 1 business day of receipt of payment. We ship via Royal Mail Tracked 24 delivery service. Delivery times vary depending on the delivery destination.

For engines delivery cost please ask for a quote.

It is the buyer's responsibility to ensure that the correct shipping address is supplied.

All item(s) will be despatched to the registered address.

Tracking your order:

Once your order has been shipped, you will receive a tracking number via email. You can track your order online using the tracking number provided.


We accept returns of unused and undamaged items within 30 days of purchase.

To return an item please contact us for a return authorisation number. Return shipping costs are the responsibility of the customer.


Refunds will be issued for the purchase price of the item, less shipping costs. Refunds will be issued in the same form of payment as the initial purchase.

Customer Reviews

Based on 2 reviews
David Coverdale
Get a grip

There is no value in assessing my experience of buying a set of plugs online. Don't ask stupid questions. I ordered and paid for it, you delivered. What do you expect? Brownie points? A gold badge saying well done? The Spanish Inquisition. Sort it out!

Bill Soudan

Spark plug NGK 5531 DPR6EA-9


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