🔥 NGK Laser Iridium Spark Plugs (Set of 4) IFR5T11 - Brand New Review

Was replaced with a 130K on a 2009 Prius and made a world of difference. The car has become much quieter. Hoping for better gas mileage.

Great spark plugs but never open them, you will strip them of iridium and shorten their lifespan. The car computer compensates for the size of the gap and automatically adjusts the spark.

Works very well on Toyota Fielder Hybrid (NKE165) and Toyota Aqua (Prius C). They have done over 25,000 km since I installed them and they work perfectly.

I recently took my Toyota to a dealer for a recall. There I was offered to change the spark plugs for $130. This is easy work. There are videos on YouTube that you can watch as well. Why pay so much money when the forks are under $40. Port tools are also inexpensive.

Bought for my 2009 Toyota Prius. If you're changing spark plugs yourself, watch a few YouTube videos before you start. You have to remove a few items before you get to the stubs, not the main items. I forgot to reconnect the wiring harness and the check engine light came on. After reconnecting the wiring harness, I turned off the check engine light by going into the trunk and disconnecting the positive cable from the battery for 15 seconds. The check engine light has gone out. It took about 30…