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HKS MR40XLB Super Fire Racing Ignition Coilover - 50003-MR40XLB
HKS MR40XLB Super Fire Racing Ignition Coilover - 50003-MR40XLB - Image 3 HKS MR40XLB Super Fire Racing Ignition Coilover - 50003-MR40XLB - Image 2 HKS MR40XLB Super Fire Racing Ignition Coilover - 50003-MR40XLB - Image 3

HKS Spark Plug 50003-MR40XLB

Upgrade your vehicle's ignition system with the HKS Spark Plug 50003-MR40XLB, specifically designed for high-performance engines like the Toyota GR Supra and BMW B series (G58, B48, and B38). This spark plug combines advanced technology with durability, making it perfect for both stock and tuned engines.

Key Features:
  • Compatible with M12 and Bi-HEX14 shape, ensuring a seamless fit for various models.
  • Offers NGK heart range 8 equivalent spark plug for reliable replacements, and NGK 9 equivalent for enhanced performance in tuned vehicles.
  • Constructed with a ruthenium alloy central electrode for superior durability.
  • 0.6mm center electrode diameter reduces voltage requirements and boosts ignition performance, compared to the stock 0.8mm size.
  • Platinum alloy tip on the ground electrode enhances durability and ignitability, while a shortened length improves strength.
  • Features a copper core in the ground electrode to minimize temperature rise, increasing longevity.
  • Designed to reduce protrusion into the combustion chamber, enhancing durability even in high-output conditions.
Specifications:
  • Thread Size: D12 L-26.5mm
  • Wrench Size: Bi-HEX 14
  • Heat Range: Equivalent to NGK 8
  • JAN Code: 4957266720530
  • Type: RESISTOR PLUG
Fitment:
  • BMW B-Series B58/B48/B38 (2014-Current)
  • Mini One F55/F56 (2014-Current)
  • Mini Cooper F55/F56 (2014-Current)
  • Mini Cooper S F55/F56 (2014-Current)
  • Mini JCW F55/F56 (2015-Current)
  • Mini Cooper F57 Cabrio (2016-Current)
  • Mini Cooper S F57 Cabrio (2016-Current)
  • Mini JCW F57 Cabrio (2016-Current)
  • Mini One F54 Clubman (2016-Current)
  • Mini Cooper F54 Clubman (2015-Current)
  • Mini Cooper S F54 Clubman (2015-Current)
  • Mini Cooper S All4 F54 Clubman (2016-Current)
  • Mini JCW F54 Clubman (2017-Current)
  • Mini One F60 Countryman/Crossover (2020-Current)
  • Mini Cooper F60 Countryman/Crossover (2020-Current)
  • Mini Cooper ALL4 F60 Countryman/Crossover (2020-Current)
  • Mini Cooper SE ALL4 F60 Countryman/Crossover (2020-Current)
  • Mini Cooper S F60 Countryman/Crossover (2020-Current)
  • Mini Cooper S ALL4 F60 Countryman/Crossover (2020-Current)
  • Mini JCW F60 Countryman/Crossover (2019-Current)
  • Toyota GR Supra (2019-Current)
Customer Feedback:

Users have noted significant improvements in ignition response and overall engine performance after installing the HKS 50003-MR40XLB spark plugs. Many appreciate the reliability and durability, especially in tuned setups, highlighting the enhanced throttle response and smoother acceleration.

Note: Images are for illustration purposes only. Actual product may vary.

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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