Best Spark Plugs For Acura RDX


Spark plugs are one of the few services on vehicles like the Acura RDX, RLX, TLX, and other contemporary models in the United States with the Maintenance Minder system. When you see Maintenance Minder 4 shown on your dash screen, it’s time for this comprehensive maintenance check.

Maintenance Minder 4 checks for valve clearance, as well as timing belt and water pump replacement if required. And, sure enough, the spark plugs are changed for a new set at this time. The Maintenance Minder 4 alert will show up between 160k and 170k miles if you drive like most people. That’s a lot of driving!

Bad spark plugs can cause a variety of issues with your Acura RDX. Bad spark plug symptoms might be subtle or obvious. The basic design and function of the spark plug have not altered significantly in the last century. They sit on top of the combustion chamber and ignite the air/fuel mixture, which starts the engine’s power stroke.

2007 2008 2009 2010 2011 2012 Acura RDX Spark Plugs

Info/Engine 2.3L 4-cyl Engine K23A1 Turbo
OEM spark plug gap 0.032″ (0.81mm)
Qty. needed 4
Change interval
Best spark plug NGK 1402 SILKR8A-S Laser Iridium Spark Plug
Popular choice Champion 9409 RER8WMB Iridium Spark Plug

 

2013 2014 2015 2016 2017 2018 Acura RDX Spark Plugs

Info/Engine 3.5L 6-cyl Engine J35Z2
OEM spark plug gap 0.044″ (1.11mm)
Qty. needed 6
Change interval
Best spark plug NGK 7751 ILZKR7B11 Laser Iridium Spark Plug
Popular choice NGK 93175 LKR7DIX-11S Iridium IX Spark Plug

 

2019 2020 2021 Acura RDX Spark Plugs

Info/Engine 2.0L 4-cyl Engine K20C4 Turbo
OEM spark plug gap
Qty. needed
Change interval
Best spark plug
Popular choice

Modern spark plugs are made of iridium, do not require gapings, and can survive 100k miles with little fuss. That being said, they still might fail. The good news is that if you decide to replace them all, they are reasonably inexpensive.

When you ask your RDX for more power, the fuel and ignition systems respond. If acceleration has decreased, it should be apparent. The fewer cylinders that your engine contains, the greater the effect of one cylinder failing to fire properly. It will lessen the RDX’s acceleration if you have any bad spark plugs.

The more inefficient your engine’s combustion is, the more fuel will be lost. As a result, fuel efficiency will deteriorate. When you bring your car in for an oil change due to decreased gas mileage, one of the first things a mechanic will look at is the spark plugs (and ignition system in general).

The 2021 Acura RDX proves you don’t have to spend a ton of money to get a well-rounded small luxury SUV. This is one of the least expensive models in its class, yet it comes with more features than base versions of competitors. Even a fully loaded RDX is reasonably priced.

Do you want a premium automobile with NSX supercar performance but prefer a crossover? The RDX is the vehicle for you. There isn’t much in common between the two mechanically, however, these Acuras have sporty handling and aggressive styling. Despite the fact that the NSX is absent, the RDX has adequate interior room and lots of technology, similar to other high-end small crossovers. The current RDX was first available for sale in 2007. In 2021, Acura attempts to emphasize the relationship between the limited-production hand-built, very orange RDX PMC Edition and the NSX with the standard-issue version of this car.

You don’t give up much, either. The cabin is trimmed in high-quality materials and has a design identical to that of Acura’s NSX supercar. Excellent ride and seat comfort can be experienced. It’s also quite enjoyable to drive, especially with the all-wheel drive installed. The rival SUVs provide more engine choices and personalization possibilities than the Acura RDX. However, if you can live without extensive customizing options, the Acura RDX should exceed your expectations for a luxury SUV.

Dan Hoffman

Dan is a co-founder of Engineswork. He knows everything about internal combustion engines. Ask your questions in comments down below this article - he will be glad to help you anytime.

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