NGK Laser Iridium replacement plugs for BMW N55, S55, N63, and S63 engines. They are one step colder than N55 plugs and factory S55 plugs and suggested for higher boost E85, water/meth injection, and/or upgraded turbocharger applications across all late model turbo BMW models. We suggest setting the gap down to 0.020", or 0.022” if running a stage 2 map on the N55 engine.
- Genuine NGK Laser Iridium Spark Plug
- 1 Step colder than the factory fitted spark plugs fitted to N55 & S55 engines
- 1 Per box. Please order 6 for N55 & S55 and 8 for N63 & S63.
These spark plugs are for the following BMW engines;
SHIPPING AND RETURNS
We offer worldwide shipping on all products.
If upon receiving your product you wish to return it, we offer a 30-day returns policy. For our in-depth returns information please follow the link. "R44 Returns Policy"
Unless explicitly stated otherwise, all products sold by R44 Performance Limited are designated Race Only and are solely for competition/off road use limited to racing formally sanctioned by a recognized racing organization. Any other use, including recreational off-road use, may be in violation of local, state, and Federal laws. R44 Performance Limited does not implicitly or explicitly confirm the legality of using any products it sells on public roads; that is entirely the responsibility of the consumer.
We get a large number of custom orders and requests everyday, so as a result it is not always possible for us to keep every item in stock at all times in our warehouse. If you require the item urgently please contact our sales team here to check the stock before you make your purchase.
We totally understand if you're not certain a part will be compatible with your car, so we highly recommend contacting us here with your query. Our friendly sales team will then be in touch to confirm if this part is the correct part you are looking for.
All in stock products ship the same day if ordered before 2pm GMT
For out of stock items we will contact you with an estimated wait time if not otherwise specified above.
We offer worldwide shipping on all products. If upon receiving your product you wish to return; we offer a 30-day returns policy. For our in-depth returns information please follow the link. "R44 Returns Policy
All of our products come with a standard warranty of 1-3 years. This is dependant on the type of product however. For more details please see our warranty page here.