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Champion 515 Marine Spark Plug D15Y 18mm Thread

Manufacturer

Champion

<h3>Champion: A Legacy of Engine Performance</h3><p>For decades, <strong>Champion</strong> has been one of the most trusted names in engine ignition and maintenance. Born from a commitment to precision engineering, Champion has earned its reputation by delivering reliable, time-tested replacement parts that keep engines running at their best — whether on the road, on the water, or in the backyard.</p><h3>World-Class Spark Plug Technology</h3><p>Champion's story is inseparable from the spark plug. The brand helped pioneer modern ignition technology, and today its spark plug lineup remains a go-to choice for automotive technicians and DIY mechanics alike. Champion <a href="/120-champion-spark-plug-7212">spark plugs</a> are engineered to deliver consistent ignition performance across a wide range of engine types, from daily-driver commuter cars to high-demand power sport machines. Whether you're tuning up a classic V8 or maintaining a small-displacement four-cylinder, Champion offers a plug designed to match your engine's specific requirements.</p><p>Beyond the plug itself, a reliable ignition system depends on every component working in harmony. Champion's <a href="/120-champion-spark-plugs-spark-plug-boot-kit-23507">spark plug boot kits</a> provide the complete solution — protecting ignition wires and ensuring a secure, interference-free connection between the plug and the ignition system. These kits are especially popular for vehicle owners who want a thorough tune-up rather than a partial fix.</p><h3>Marine and 2-Cycle Engine Solutions</h3><p>Champion's expertise doesn't stop at automotive ignition. The brand also serves boaters and marine enthusiasts with products formulated for the unique demands of water-based engines. Champion <a href="/120-champion-2-cycle-outboard-oil-200042">2-cycle outboard oil</a> is designed to protect outboard motors running in demanding marine conditions, helping to minimize wear, reduce deposits, and extend engine life. It's a natural extension of Champion's core philosophy: give every engine — regardless of application — the quality it deserves.</p><h3>Built for Every Engine, Every Application</h3><p>What sets Champion apart is the breadth of its coverage. From passenger vehicles to boats, lawn and garden equipment to power sport machines, Champion engineers products with real-world performance in mind. The brand's catalog of over 800 products means that regardless of what you drive, ride, or operate, there's a Champion part designed to keep it running at peak efficiency.</p><p>Whether you're doing a routine tune-up or a full ignition system overhaul, Champion's combination of heritage, innovation, and comprehensive coverage makes it a brand worth turning to first.</p>

Part Number

515
06/02/2036 3:24 PM
Sale Price

$4.72

In Stock (10+)

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Usually delivered within 2 days

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No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Champion 515 spark plug is a traditional copper core spark plug designed specifically for marine engine applications. This reliable plug features an 18mm thread size and delivers consistent ignition performance in marine environments.

Key Features:

  • Traditional copper core design for excellent heat dissipation
  • 18mm thread size for compatibility with marine engines
  • D15Y heat range optimized for marine operating conditions
  • Proven Champion reliability for dependable starts
  • Corrosion-resistant construction to withstand marine environments

Champion spark plugs have been trusted by marine professionals for decades, providing the durability and consistent performance needed for boats and watercraft. The copper core construction ensures proper heat transfer while maintaining excellent conductivity for reliable ignition.

Great Price! Fast shipping and processing! Cant ask for more! A+

Great price and fast shipping, beat auto anything by a mile.

Wow ... they not only have the best price ... but also ultra fast shipping ... the really have great customer service too .. i like that they have live chat.

Absolute lowest price on the web. Correspondance was great letting me know every step of the purchase and shipping process right up to a tracking number.<br>Ordered Tue. got tracking number Friday ... great job great savings.<br><br>I highly recommend doing business with this fine company!!

Autoplicity site was easy to navigate and find what I needed. The prices were also better than other sources I looked at for the products I needed. I<br>ll be back

Ordered and received an Autometer gauge at the best price I could find. Received the package within 3 days well packed. I have not hooked up the meter yet. But it looks fine and is factory packaged.

Great product at the lowest price with fast delivery...what more can you want! Highly recommend.

I'm happy with my purchase and the service I received. I gave you guys a "good" rating instead of "excellent" on shipping only because I hate FedEx and would like to have another shipper option during checkout.

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