Best Spark Plugs for Kia Optima


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The Kia Optima is considered one of the most popular mid-size business cars from the famous South Korean brand. The model appeared in 2000. The car for the entire time of its existence was produced mainly in the sedan body. But there are also generalists of this model.

During this time it has gone through several updates. Cars are assembled in many countries.

The Kia Optima will be equipped with different types of powertrains for different markets. Among them, there are both turbocharged or naturally aspirated gasoline and hybrid engines. Also, according to some reports, the car can be sold with a diesel engine.

The durability of the car depends on the reliability of the parts. When choosing high-quality spare parts for a car, you should pay attention to the brand, workmanship of the product and the price. When buying a spark plug for KIA, it is recommended to check the applicability of the spare part to a specific car.

 

Best Spark Plugs for 2000 2001 2002 2003 2004 Kia Optima

Info/Engine 2.4L 4-cyl Engine 2.7L 6-cyl Engine
OEM spark plug gap 0.044″ (1.11mm) 0.044″ (1.11mm)
Qty. needed 4 6
Change interval
Best spark plug NGK 5760 PGR5C-11 Laser Platinum Spark Plug NGK 5838 PFR5N-11 Laser Platinum Spark Plug
Popular choice NGK 5760 PGR5C-11 Laser Platinum Spark Plug NGK 7994 IFR5E-11 Laser Iridium Spark Plug

 

Best Spark Plugs for 2005 2006 2007 2008 2009 Kia Optima

Info/Engine 2.4L 4-cyl Engine 2.7L 6-cyl Engine
OEM spark plug gap 0.044″ (1.11mm) 0.044″ (1.11mm)
Qty. needed 4 6
Change interval 100,000 miles 100,000 miles
Best spark plug NGK 7994 IFR5E-11 Laser Iridium Spark Plug NGK 1637 ILFR5B11 Laser Iridium Spark Plug
Popular choice NGK 7994 IFR5E-11 Laser Iridium Spark Plug NGK 1637 ILFR5B11 Laser Iridium Spark Plug

 

Best Spark Plugs for 2010 2011 2012 2013 2014 Kia Optima

Info/Engine 2.0L 4-cyl Engine [6] Turbo 2.4L 4-cyl Engine
OEM spark plug gap 0.036″ (0.91mm) 0.044″ (1.11mm)
Qty. needed 4 4
Change interval 45,000 miles 105,000 miles
Best spark plug NGK 92422 SILZKR8E9G Laser Iridium Spark Plug NGK 93199 DILKR6C11 Laser Iridium Spark Plug
Popular choice NGK 92422 SILZKR8E9G Laser Iridium Spark Plug Champion 9047 RER12WMPB4 Iridium Spark Plug

 

Best Spark Plugs for 2015 2016 2017 2018 Kia Optima

Info/Engine 1.6L 4-cyl Engine Turbo 2.0L 4-cyl Engine Turbo 2.4L 4-cyl Engine
OEM spark plug gap 0.032″ (0.81mm) 0.035″ (0.88mm) 0.044″ (1.11mm)
Qty. needed 4 4 4
Change interval 45,000 miles 105,000 miles
Best spark plug NGK 97080 SILZKR8E8G Laser Iridium Spark Plug Champion 9409 RER8WMB Iridium Spark Plug NGK 92315 SILZKR7E11 Laser Iridium Spark Plug
Popular choice Champion 9060 RER11WMPB3 Iridium Spark Plug Champion 445 RER8MC Nickel Spark Plug NGK 93175 LKR7DIX-11S Iridium IX Spark Plug

 

Best Spark Plugs for 2019 2020 2021 Kia Optima

Info/Engine 1.6L 4-cyl Engine Turbo 2.4L 4-cyl Engine
OEM spark plug gap 0.032″ (0.81mm)  0.044″ (1.11mm)
Qty. needed 4 4
Change interval 45,000 miles 105,000 miles
Best spark plug NGK 97080 SILZKR8E8G Laser Iridium Spark Plug NGK 92315 SILZKR7E11 Laser Iridium Spark Plug
Popular choice NGK 97080 SILZKR8E8G Laser Iridium Spark Plug NGK 92315 SILZKR7E11 Laser Iridium Spark Plug

High-quality auto parts at the best prices and at the right time is the dream of every motorist! And in the case of scheduled maintenance Kia and, especially, in case of an unexpected breakdown. A quick search for the desired patch on the market is complicated by searching through numerous stores and a lack of confidence in the authenticity and quality of the product. It can take too long to select a spare part.

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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