fits year: 2010–2018.

( Manufacturer Part Number: S-140-C ), ( Part Type: Spark Plug Box ), ( Country/region Of Manufacture: United States )
The S140C Plugs 10/18 NOS (New Old Stock) from Firestone Spark Box are a must-have for any vehicle owner seeking reliable and high-quality spark plugs. These plugs are designed for optimal engine performance, ensuring a smooth and efficient operation of your vehicle's ignition system.
The S140C Plugs feature a 10/18 thread configuration, making them universally compatible with a wide range of vehicles. The 10mm thread diameter allows for a secure and stable fit in your engine, while the 18mm length ensures proper reach to the spark plug ignition point.
These plugs are made of top-quality materials, including a nickel alloy center electrode and a porcelain insulator. The nickel alloy center electrode provides excellent heat conductivity, ensuring consistent and reliable spark generation. The porcelain insulator, on the other hand, provides excellent insulation and resistance to high temperatures, ensuring the plugs can withstand the harsh conditions of an engine's combustion chamber.
The S140C Plugs also feature a copper-plated ground electrode, which provides superior conductivity and reduces the risk of corrosion. This ensures a more reliable electrical connection, which is crucial for proper ignition and engine performance.
In addition, these plugs are also designed with a tapered electrode, which provides a more uniform fuel-air mixture and a more efficient combustion process. This results in improved engine performance, increased fuel efficiency, and reduced emissions.
Overall, the S140C Plugs 10/18 NOS from Firestone Spark Box are an excellent choice for any vehicle owner seeking reliable and high-quality spark plugs. Their universally compatible thread configuration, high-quality materials, and innovative design features make them an excellent choice for ensuring optimal engine performance and reliability.
Pros of buying Firestone S140C plugs:1. Quality: Firestone is a well-known brand in the automotive industry, known for producing high-quality products. These spark plugs are designed to deliver reliable performance and long life.
2. Compatibility: These plugs are specifically designed for S140C thread, which is a common thread size for many vehicles. This ensures that they will fit correctly in your vehicle.
3. Spark Box: The package includes a spark box, which can be helpful in storing and transporting the spark plugs without damaging them.
Cons of buying Firestone S140C plugs:1. Price: Compared to some other brands, Firestone spark plugs can be more expensive. This might be a concern for budget-conscious consumers.
2. Availability: Depending on your location, finding these specific plugs in a local retail store might be challenging. You might need to order them online.
Conclusion:If you are looking for high-quality spark plugs that are specifically designed for your vehicle and come with a spark box, the Firestone S140C plugs could be a good choice. However, you should consider the higher price point and potential availability issues before making a decision. If price is a major concern, you might want to explore other options.
Recommendation:If you decide to purchase the Firestone S140C plugs, make sure to follow the installation instructions carefully to ensure proper installation and prevent any potential damage to your vehicle. Additionally, it's always a good idea to have a professional mechanic check your vehicle's spark plug gap and replace them at the recommended interval to maintain optimal engine performance.
Getting hard to find good nos plugs lately. These are actually in pretty good nos condition. I will combine shipping when possible thread size fits a lot of 20's and 30's cars and tractors.
The new stuff that's made today cant begin to compare. Same size as champion 3x c4, ac 78s.