Which Is Better Denso Iridium Or NGK Iridium?

Are NGK Iridium pre gapped?

Amazon.com: Customer Questions & Answers.

Does the ngk iridium ix spark plug (bkr6eix) come pre-gapped for a 2004 vw passat 1.8t.

All NGK spark plugs are pregapped from the factory.

It is recommended that you double check the gap on any spark plug before installation to assure the proper gap for your application..

How long does NGK Iridium IX last?

40-50k milesNGK Iridium IX has an iridium center electrode, however the ground electrode is a traditional nickel construction. Therefore, the ground electrode will wear out first. NGK gives them a life expectancy of 40-50k miles.

Are Denso Iridium plugs good?

In conclusion, both Denso and NGK iridium spark plugs are stable and unrivaled when it comes to longevity. … These iridium spark plugs may also cost 4 times more than platinum plugs but their specific features make them perfect for all types of vehicles and they require less maintenance.

Do Iridium spark plugs make a difference?

Thanks to its strength, iridium spark plugs can last up to 25% longer than comparable platinum spark plugs. Iridium spark plugs feature a fine wire center electrode that is designed to conduct electrical energy better and increase firing efficiency.

What is the difference between NGK Iridium and Laser Iridium?

Both the laser iridium and the ix iridium have laser welded center electrodes. The biggest difference, other than the $5 difference, is the platinum disc welded to the ground electrode on the laser iridiums.

Can Spark Plugs increase horsepower?

In short, yes, in some situations spark plugs can increase horsepower. … The theory behind spark plugs increasing horsepower is that by providing more spark to the firing tip of the spark plug, it will (and does) combust more fuel.

Do Iridium plugs burn hotter?

Denso Iridium Power plugs feature the heat range at the end of the part number. … Denso plugs get colder the higher the number, hotter the lower the number. Starting with part # IK20 (heat range 20), a colder plug would be # IK22, a hotter plug would be # IK16.

What is the benefit of iridium spark plugs?

Iridium Plugs improve the engine performance in terms of power. The extra power becomes apparent in situations like climbing hills, giving you a comfortable driving and touring experience. The ultra-fine center electrode of an Iridium Plug ensures fast ignition and improves the engine’s starting characteristics.

Are Iridium spark plugs worth the money?

It is estimated that iridium spark plugs will last for at least 60,000 miles. However, they’ve been known to go up to 80,000 miles, or even 120,000 miles, depending on the vehicle. … So, an investment in these spark plugs would surely be worth it for this. You may never actually have these spark plugs go bad on you.

How long does Denso Iridium last?

100,000 milesTested to last beyond 100,000 miles, with minimal loss to performance. Denso Long Life Iridium Plugs have iridium center and a platinum ground electrodes. If installed in a regular engine, they would likely last longer than most people keep their car (barring any motor problems that can cause premature plug death).

Do Iridium spark plugs increase horsepower?

Better yet, upgrade to a Double Platinum or Iridium Spark Plug to increase your change interval to 100k miles. Increase your performance. Iridium plugs take less voltage to fire which results in more coil dwell time. That translates to better combustion, lower emissions, better fuel economy and more horsepower.

Do Iridium spark plugs improve gas mileage?

Iridium spark plugs give you even better gas mileage, performance, reliability, and longevity than double-platinum plugs. … Iridium spark plugs are perfect to use on high-performance engines.