SUBSCRIBE - http://www.youtube.com/subscription_center?add_user=StreetandCircuit 0:14 Why would you fit Iridium spark plugs? 1:14 You don't need to worry about the gap like Platinum spark plugs 1:30 Gap problems with Platinum spark plugs 2:30 Why I recommend Iridium 2:48 What is the difference between Denso Iridium Power & NGK Iridium IX 4:25 Service life NGK vs Denso 4:40 Take care when gapping the plugs 5:30 Heat ranges 5:55 Which is best for you? 6:49 Summary In Greece? Buy Denso here - https://streetandcircuit.gr/denso-c-75483.html Buy NGK here - https://streetandcircuit.gr/ngk-iridiumiridioy-mpoyzi-c-181684.htm In the USA? Buy Denso Iridium Power http://amzn.to/2i7NJZV Buy NGK Iridium IX http://amzn.to/2j7waKs ===== Don't be a stranger! SUBSCRIBE - http://www.youtube.com/subscription_center?add_user=StreetandCircuit SHOP ONLINE - GREECE - https://streetandcircuit.gr FOLLOW US - TWITTER - https://twitter.com/streetandcircui?lang=en LIKE US - FACEBOOK - https://www.facebook.com/streetandcircuit/