iridium Archives - UnderhoodService
How Gapping Impacts Iridium Spark Plug Performance

Anyone installing new spark plugs needs to be mindful of the right gap for successful ignition and optimal performance. This gap, or the proper distance between the center and ground electrodes, can be found in each vehicle’s service manual. One of the main reasons to take extra care in this area is that spark plug

Don’t Forget About Ignition When It’s Time for Road Trip Tune-Ups

Summer 2020 was a boom time for road trips. Many drivers were eager to hit the road, and according to the Expedia® 2020 Summer Travel Report published in July 2020, 85% of U.S. travelers reported that they would be likely to take a road trip. This road trip renaissance is slated to continue into spring

Iridium Aftermarket Spark Plugs Offer OE-Level Performance

Aftermarket parts manufacturers live to push the boundaries of performance.

The Science Behind Precious Metal Spark Plugs

With the need to comply with ever-increasing efficiency and emission standards, auto manufacturers have been racing to raise the bar in spark plug performance over the past three decades. The use of precious metals like platinum and iridium in the manufacturing of spark plugs, as opposed to the use of nickel, has resulted in plugs that can last much longer and offer better performance than the spark plugs in circulation prior to the mid-1980s.

Spark plugs