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Spark Plugs

Discover the vital role of spark plugs in igniting your vehicle's engine to life. Learn when and why you should change your spark plugs, and explore Bosch's top-quality options, including Iridium, Platinum, and Copper spark plugs, tailored to meet your vehicle's needs. We endorse Bosch Spark Plugs for BMW, Mercedes, Audi, and VW models, ensuring a perfect fit and superior performance. Say goodbye to rough idles and sluggish acceleration with the right spark plugs from Run Auto Parts.

Spark Plugs for BMW, Mercedes, and Audi: Bring Your Engine to Life

Spark plugs are instrumental in igniting your engine into life. By setting off the air-fuel mixture within the combustion chamber, they trigger internal combustion, giving rise to the power your vehicle needs to move. If sluggish acceleration or a misfiring engine are driving you up the wall, it might be time to switch out your spark plugs. This task is relatively straightforward for DIYers, and undertaking it yourself can save you substantial labour costs at the mechanic.

When Should You Change Your Spark Plugs?

Assuming your vehicle is running smoothly, the answer is simple: adhere to the recommended service interval listed in your owner's manual. Depending on the type of spark plugs your vehicle uses, manufacturers typically advise replacement around the 90,000km mark. However, for older vehicles that use copper spark plugs, this replacement period may be shorter.

Other Issues That Could Warrant Changing Your Spark Plugs

Perhaps your car has a rough idle, poor fuel economy, slow acceleration, or difficulty starting. These could be signs of worn-out spark plugs and may indicate that a change is due.

Choosing the Right Bosch Spark Plug

Bosch offers a range of spark plugs to cater to your specific vehicle needs:

  • Bosch Iridium Spark Plugs: Designed for ultimate durability and performance, iridium plugs provide superior ignitability and throttle response. They're ideal for modern high-performance engines.
  • Bosch Platinum Spark Plugs: These spark plugs offer excellent performance and a long lifespan. They use platinum, which has a higher melting point than nickel alloys, making them a great choice for longevity and consistent performance.
  • Bosch Copper Spark Plugs: These traditional plugs offer great heat transfer, but they may not last as long as their platinum and iridium counterparts. However, they're a cost-effective choice for older vehicles that don't require high-performance plugs.

At Run Auto Parts, we endorse Bosch Spark Plugs. They're the original equipment (OE) manufacturer for numerous vehicle models including BMW 3 Series, 5 Series, 7 Series; Mercedes C-CLASS, E-CLASS, S-CLASS; Audi A4, A3, A6; and VW GOLF. Our spark plugs ensure a perfect fit and provide superior, durable performance. We bring you the best the industry has to offer. Use our 'Shop by Vehicle' feature and supply your VIN at checkout for precise fitment.

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So now we offer all our customers access to the best OEM and Aftermarket parts at the most affordable prices, no matter what they drive.

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