Green Classic & Vintage Spares

NGK SILKGR9A7EG / 91731 Iridium Spark Plug Fits Porsche 06M905606D / 98790560600

NGK SILKGR9A7EG / 91731 Iridium Spark Plug Fits Porsche 06M905606D / 98790560600

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NGK SILKGR9A7EG / 91731 Iridium Spark Plug Fits Porsche 06M905606D / 98790560600

With the smallest tip diameter available, OE Iridium spark plugs provide superior ignitability and long service life. The iridium/platinum surfaces ensure a slow wear rate, providing stable idle and superior anti-fouling.

  • Laser-welded iridium center electrode tip
  • Platinum disc welded to backside of ground electrode provides long life
  • Trivalent metal plating for superior anti-corrosion and anti-seizing
  • Faster starts and quicker acceleration
  • Better fuel economy and lower emissions
  • Best OEM Iridium spark plug available
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    Model Compatibility

    - Porsche 911 2005-2012
    - Porsche Boxster 2005-2012
    - Porsche Cayman 2006-2012
    - Porsche Cayenne 2008-2010
    - Porsche Panamera 2010-2012
    - Audi A3 2006-2013
    - Audi A4 2005-2012
    - Audi A5 2008-2012
    - Audi A6 2005-2011
    - Audi A8 2005-2010
    - Audi Q5 2009-2012
    - Audi Q7 2007-2012
    - Audi R8 2007-2012
    - Audi TT 2007-2012
    - Bentley Continental GT 2003-2011
    - Bentley Continental Flying Spur 2006-2011
    - Bentley Continental GTC 2006-2011
    - Bentley Continental Supersports 2009-2011
    - Bentley Mulsanne 2010-2012
    - Bugatti Veyron 2005-2015
    - Lamborghini Gallardo 2003-2014
    - Lamborghini Murcielago 2002-2010
    - Lamborghini Aventador 2012-2015
    - Lamborghini Huracan 2014-2015
    - Aston Martin DB9 2004-2016
    - Aston Martin V8 Vantage 2005-2017
    - Aston Martin DBS 2007-2012
    - Aston Martin Rapide 2010-2015
    - Aston Martin Virage 2011-2012
    - Rolls-Royce Phantom 2003-2016
    - Rolls-Royce Ghost 2010-2015
    - Rolls-Royce Wraith 2013-2015
    - Rolls-Royce Dawn 2016-2018
    - Rolls-Royce Cullinan 2019-2020
    - Bentley Bentayga 2016-2020
    - McLaren MP4-12C 2011-2014
    - McLaren 650S 2014-2017
    - McLaren 675LT 2015-2017
    - McLaren P1 2013-2015
    - McLaren 720S 2017-2020
    - McLaren 570S 2015-2020
    - McLaren 600LT 2019-2020
    - McLaren Senna 2018-2020
    - McLaren GT 2020
    - Ferrari 458 Italia 2009-2015
    - Ferrari 458 Spider 2011-2015
    - Ferrari 458 Speciale 2014-2015
    - Ferrari 488 GTB 2015-2019
    - Ferrari 488 Spider 2016-2019
    - Ferrari F12 Berlinetta 2012-2017
    - Ferrari F12tdf 2016-2017
    - Ferrari GTC4Lusso 2016-2019
    - Ferrari LaFerrari 2013-2015

    Brand

    NGK

    Part Number

    - OEM Part Number: 06M905606D, 98790560600
    - Equivalent Part Number: NGK SILKGR9A7EG, 91731

    Shipping Information

    Standard shipping with tracking via Royal Mail or Evri for heavier parts:
    - £4.99 per order for standard 2-day delivery
    - £5.99 per order for Next Day delivery

    Most orders are shipped the same business day if ordered before 2pm. We ship Monday through Friday.

    If we unexpectedly run out of stock we may have to order your part which can take up to 1 week. We will be in touch in the rare circumstance that there is a delay to your shipment.

    Returns Policy

    We want you to be completely happy with your purchase but please do not hesitate to contact us immediately if you have a problem with your order. Please ensure that you consider all the points described on our profile page accessible by clicking our name above the product title.

    It is especially important that you take due care to ensure that the part you selected is compatible with your car. If in doubt, we'd prefer that you get in touch via our profile page so we can help you.

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