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Sierra 18-8821-1 Premium Marine Spark Plug Wire Set

Manufacturer

Sierra

Picture for manufacturer Sierra

Part Number

18-8821-1
16 reviews
03/14/2036 8:02 AM
Sale Price

$74.00

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The Sierra 18-8821-1 Premium Marine Spark Plug Wire Set is engineered specifically for marine applications, delivering superior ignition performance and durability in harsh saltwater environments. Designed for Thunderbolt-type ignition systems, this complete wire set provides reliable spark delivery for optimal engine performance.

Key Features:

  • Magnetic suppression core manufactured for specific marine applications
  • Kevlar® reinforced core provides maximum durability and extended service life
  • Stainless steel wound conductor ensures maximum horsepower and consistent engine performance
  • Premium silicone jacketing and boots offer superior high-temperature protection
  • Advanced RFI suppression protects sensitive marine electronic systems
  • Corrosion-resistant stainless steel terminals at both spark plug and distributor ends for maximum conductivity
  • OE-style boots create a sealed barrier against heat, dirt, and moisture intrusion
  • Compatible with Thunderbolt-type ignition systems

Sierra's marine-grade construction ensures these spark plug wires withstand the demanding conditions of marine environments, including extreme temperatures, moisture, and corrosive saltwater exposure. The combination of Kevlar® core strength and premium silicone materials provides long-lasting reliability for your marine engine.

Products specifications

Type

Spark Plug Wires

I was very pleased in the timely manner we received our order.

Great to do business with. Good products, good prices Thanks

Great quality and pricing. Shipped next day. Only complaint is fedex let the package set 3 days in one location. They blamed it on weather. The depot is 2 hrs from my location. Its been 85 and sunny for the last 6 months. I will no longer purchase any items shipped using fedex.

Item as described and prompt shipping

It's the right one and came as it said it would I will buy again.thank you for your business.

Awesome Prices! were over $40.00 cheaper on my part I ordered from them than anyone else online. I will be back for more parts that's for sure!

It has been interesting not very many parts for 1970 VW bug

Good price.

great experience

So far so good. Easy and parts available!

Fast and Easy. kinda hoping the shipping will do the same even though im went cheap for choosing free ship

The item was perfect just like from the store and shipped berry fast!!<br><br>Lower price than eBay or Amazon. <br><br>Will recommend to friends.

Easy check out

Order shipped quickly and Autoplicity had the best price. A pleasure to do business with. Thanks

Excellent, except I couldn't find where to enter my 20OFFSHIPPING Coupon Code.

Easy and fast. Order arrived very fast. Thanks.

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