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Start ShoppingNGK 4421 Spark Plug - High-Performance Ignition for Powersports Engines
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Description
Upgrade your powersports engine's ignition system with NGK's 4421 spark plug, engineered for maximum performance and durability. This essential component ensures efficient combustion, reliable ignition, and long-lasting power for motorcycles, ATVs, and more.
Key Features
- Long-Lasting Construction: Precision-engineered electrodes and heat-resistant materials ensure extended service life and consistent performance.
- Precise Ignition Timing: Advanced design delivers optimal spark energy for improved fuel efficiency and horsepower.
- Universal Compatibility: Fits most 4-stroke powersports engines for easy installation and broad application versatility.
Why Choose This Product
NGK's 4421 spark plug combines cutting-edge technology with rugged durability to meet the demands of extreme riding conditions. Its corrosion-resistant materials and precise electrode gap ensure reliable ignition even in harsh environments, while the compact design fits tight engine spaces. Riders will experience smoother throttle response, better fuel economy, and reduced emissions, making it a must-have upgrade for performance enthusiasts and everyday riders alike.
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Upgrade your powersports engine's ignition system with NGK's 4421 spark plug, engineered for maximum performance and durability. This essential component ensures efficient combustion, reliable ignition, and long-lasting power for motorcycles, ATVs, and more.
Key Features
- Long-Lasting Construction: Precision-engineered electrodes and heat-resistant materials ensure extended service life and consistent performance.
- Precise Ignition Timing: Advanced design delivers optimal spark energy for improved fuel efficiency and horsepower.
- Universal Compatibility: Fits most 4-stroke powersports engines for easy installation and broad application versatility.
Why Choose This Product
NGK's 4421 spark plug combines cutting-edge technology with rugged durability to meet the demands of extreme riding conditions. Its corrosion-resistant materials and precise electrode gap ensure reliable ignition even in harsh environments, while the compact design fits tight engine spaces. Riders will experience smoother throttle response, better fuel economy, and reduced emissions, making it a must-have upgrade for performance enthusiasts and everyday riders alike.
| SKU | GMFBA05F8C |
|---|---|
| MPN | 4421 |
| UPC/GTIN | 087295144213 |
| Brand | NGK |
| Category | Spark Plugs |
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