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HKS M-Series Super Fire Racing Spark Plugs ISO Type Heat Range 8 - 50003-M40I

HKS M-Series Super Fire Racing Spark Plugs (50003-M40I)

Upgrade your vehicle's ignition system with the HKS M-Series Super Fire Racing spark plugs, specifically designed for high-performance applications. These iridium spark plugs are perfect for enthusiasts looking to maximize their vehicle's potential, particularly in advanced tuning scenarios.

Key Features

  • 0.6mm Iridium Alloy Center Electrode: Ensures superior durability and improved ignition performance.
  • Platinum Chip on Outer Electrode: Enhances reliability and longevity.
  • Short Type Outer Electrode: Designed to minimize vibration and maintain stability.
  • Thermal Edge: Effectively manages heat for optimal performance.
  • Anti-Carbon Build-Up: Keeps your engine cleaner and more efficient.
  • Heat Range: Rated at 8, ideal for high-load conditions.
  • Thread Size: 14mm x 19mm for a perfect fit.
  • Wrench Size: 16mm for easy installation.

Specifications

The HKS M-Series spark plugs are engineered with an impressive melting point of 2454°C, far surpassing that of traditional white gold plugs. This resilience allows them to withstand high compression levels and minor knocking without performance degradation. The nickel coating on the housing further protects against premature wear, ensuring you get the most out of your investment.

Fitment

These spark plugs are universally compatible, making them suitable for a wide range of vehicles, especially those requiring advanced tuning solutions.

Customer Feedback

Users have noted significant improvements in ignition response and overall engine performance after installing the HKS M-Series spark plugs. Many have praised their durability, especially during high-stress driving conditions, making them a preferred choice for both street and track applications.

Important Notes

  • Images are for marketing purposes only; the actual product may vary.

Other Part Numbers:
HKS #hks50003-M40I

Proposition 65

⚠ WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Since its beginning, HKS has been committed to providing well-integrated, reliable,and environmentally sound performance systems. Mr. Hasegawa's strong leadership, engineering genius, creativity and willingness to listen to customers are the pillars of the company's success. Monitoring consumer reaction and input on issues pertaining to material quality, external appearance, sound quality, and of course, performance, HKS stays in tune with automotive enthusiasts' needs. Moreover, HKS' products are designed to be user friendly for easy installation.

Warranty for Exhaust System

HKS provides a warranty to the original purchaser of HKS exhaust systems against defects in materials and workmanship for a period of one year. The warranty applies only for vehicle specific exhaust systems. Other products such as metal catalyzers, front pipes, exhaust manifolds, and center pipes are not covered.

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