SX-5420 NGK Benz Ignition Coils Spark Plug Wire Ol C450 S450

Review NGK Pc Ignition Coils For Mercedes-benz 3.0l V6 Spark Plug Wire Ol for MERCEDES C450 S450 2019

The NgK SX-5420 ignition coils are a premium replacement option for the ignition system in your 2019 Mercedes-Benz S450 with a 3.0L V6 engine and OL (Outside Laser) spark plug wires. These ignition coils are manufactured by NGK Spark Plug Co., Ltd, a leading global supplier of original equipment (OE) and aftermarket automotive parts.

The SX-5420 ignition coils are designed to meet or exceed the performance standards of the original equipment, ensuring reliable ignition system performance and optimal engine operation. Each ignition coil features a compact, robust design with high-quality insulation material that provides excellent resistance to wear and tear, and a reliable, long-lasting construction.

The primary function of these ignition coils is to convert the low voltage from the vehicle's battery into the high voltage that is required to create a spark in the spark plugs. This high voltage spark is necessary to ignite the air-fuel mixture in the engine cylinders, which in turn powers the vehicle. The NgK SX-5420 ignition coils are capable of generating a spark of up to 45,000 volts, providing the necessary energy to ignite the fuel in your Mercedes-Benz S450's engine.

These ignition coils also come with a built-in secondary winding resistance that helps to prevent misfires and improve fuel efficiency by ensuring that the spark energy is directed precisely to the spark plugs. The coils are also designed to minimize electrical noise and ensure a stable ignition system performance, contributing to a smoother and more efficient engine operation.

The NgK SX-5420 ignition coils are easy to install, making them a popular choice among automotive enthusiasts and professional technicians. The coils come in a set of two, and they are compatible with the OL spark plug wires used in your Mercedes-Benz S450. The coils are also covered by a one-year warranty, providing you with peace of mind and confidence in your purchase.

In summary, the NgK SX-5420 ignition coils are a high-performance, reliable, and durable replacement option for the ignition system in your 2019 Mercedes-Benz S450 with a 3.0L V6 engine and OL spark plug wires. These coils are designed to meet or exceed the performance standards of the original equipment, ensuring optimal engine operation and reliable ignition system performance. With their robust design, high-quality insulation material, and built-in secondary winding resistance, these ignition coils offer excellent value, reliability, and peace of mind.

Buying Ngk SX-5420 ignition coils for a 2019 Mercedes-Benz S450 with a 3.0L V6 engine and OL (open-loop) spark plug wires can be a consideration for those seeking to improve their vehicle's performance or prevent potential ignition system issues. Here are some pros and cons that may help you make an informed decision:

1. OEM-equivalent performance: Ngk is a well-known and reputable manufacturer of ignition coils and spark plugs. The SX-5420 coils are designed to provide equivalent performance to the original equipment used by Mercedes-Benz.

2. Improved ignition system reliability: Replacing the ignition coils can help prevent potential ignition system issues, such as misfires, rough idling, or poor fuel economy.

3. Potential performance gains: New ignition coils can provide a more consistent and efficient spark, which can lead to improved engine performance and fuel economy in some cases.

1. Cost: OEM-equivalent ignition coils, such as the Ngk SX-5420, can be more expensive than aftermarket options or rebuilt coils.

2. Installation complexity: The ignition coils are part of the vehicle's ignition system, which can be complex to access and replace. It may be necessary to remove other components, such as the intake manifold or spark plug wires, to gain access to the coils.

3. Potential for compatibility issues: While the Ngk SX-5420 coils are designed to be compatible with the 2019 Mercedes-Benz S450, there is always a risk of compatibility issues arising due to variations in manufacturing or vehicle specifications.

When deciding whether to buy Ngk SX-5420 ignition coils for a 2019 Mercedes-Benz S450, it's important to weigh the potential benefits, such as improved reliability and potential performance gains, against the costs and installation complexity. If you value the peace of mind that comes with using OEM-equivalent components and are willing to pay the associated price, then the Ngk SX-5420 coils may be a good choice for you. However, if you're looking for a more cost-effective solution or are comfortable with the risks associated with aftermarket or rebuilt coils, you may want to explore other options. Ultimately, the decision should be based on your personal priorities and budget.

Details:

6 pc Ngk ignition coils for 2019 Mercedes-benz S450 3.0l v6 spark plug wire ol: status: in stock.

specifications ignitioncomp:

• for models: C450, S450
• for makes: Mercedes
• for years: 2019
• brand: Ngk
• mpn: Sx-5420
• manufacturer warranty: 3 Years / 36, 000 Miles
• ipn: C450 20-20
• placement on vehicle: Ignition Ignition Coil
• compatible make: Mercedes-benz
• core charge: Free No Core Charge
• type: Ignition Coil
• universal fitment: Direct Replacement
• bundle description: 6 Pc Genuine Ngk Ignition Coil Kit

seller ignitioncomp:

• city: indianapolis, indiana
• # reviews: 621551
• rating: 99.5%

offer ignitioncomp:

• options: ship-to-home
• prices: $18.32–$431.28
• item condition: New
• started: february 11, 2026
• sold #: 9
• availability: in stock
• in stock #: 5

returns ignitioncomp:

• paid by: seller
• policy: returns accepted
• time: 30 days

shipping ignitioncomp:

• type: fixed
• class: standard, expedited
• transit: 2-7 days
• service: standard, expedited

general ignitioncomp:

• category: Auto Parts > Car Truck Accessories > Ignition Systems Components

payments ignitioncomp:

• other
• wallet: paypal
• credit card: mastercard