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JDM parts shipped direct from Japan

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HKS Super Fire Racing

The HKS Super Fire spark plugs feature high quality Iridium performance, designed and tested to handle increased vehicle performance.
On Sale
In Stock
Size: 14x19mm 16mm - Type: ISO - Heat Range: 8 - 50003-M40I
Size: 14x19mm 16mm - Type: ISO - Heat Range: 8 - 50003-M40I
Size: 14x19mm 16mm - Type: JIS - Heat Range: 7 - 50003-M35
Size: 14x19mm 16mm - Type: JIS - Heat Range: 7 - 50003-M35
Size: 14x19mm 16mm - Type: JIS - Heat Range: 9 - 50003-M45
Size: 14x19mm 16mm - Type: JIS - Heat Range: 9 - 50003-M45
Size: 12x26.5mm 16mm - Type: XL - Heat Range: 8 - 50003-M40XL
Size: 12x26.5mm 16mm - Type: XL - Heat Range: 8 - 50003-M40XL
Size: 12x26.5mm 16mm - Type: XL - Heat Range: 9 - 50003-M45XL
Size: 12x26.5mm 16mm - Type: XL - Heat Range: 9 - 50003-M45XL
Size: 14x19mm 16mm - Type: JIS - Heat Range: 7 - 50003-M35
Size: 14x19mm 16mm - Type: JIS - Heat Range: 7 - 50003-M35
Size: 14x19mm 16mm - Type: ISO - Heat Range: 9 - 50003-M45I
Size: 14x19mm 16mm - Type: ISO - Heat Range: 9 - 50003-M45I
Size: 12x26.5mm 14mm - Type: HL - Heat Range: 10 - 50003-M50HL
Size: 12x26.5mm 14mm - Type: HL - Heat Range: 10 - 50003-M50HL
Size: 14x25mm 16mm - Type: Conical Long Reach - Heat Range: 8 - 50003-M40LF
Size: 14x25mm 16mm - Type: Conical Long Reach - Heat Range: 8 - 50003-M40LF
Size: 14x26.5mm 16mm - Type: Long Reach - Heat Range: 7 - 50003-M35iL
Size: 14x26.5mm 16mm - Type: Long Reach - Heat Range: 7 - 50003-M35iL
Size: 14x19mm 16mm - Type: JIS - Heat Range: 9 - 50003-M45
Size: 14x19mm 16mm - Type: JIS - Heat Range: 9 - 50003-M45
Size: 14x19mm 16mm - Type: ISO - Heat Range: 7 - 50003-M35i
Size: 14x19mm 16mm - Type: ISO - Heat Range: 7 - 50003-M35i
Size: 12x26.5mm 14mm - Type: HL - Heat Range: 9 - 50003-M45HL
Size: 12x26.5mm 14mm - Type: HL - Heat Range: 9 - 50003-M45HL
HKS - Super Fire Racing

The HKS Super Fire spark plugs feature high quality Iridium performance, designed and tested to handle increased vehicle performance through aftermarket tuning.

Features

  • 0.4mm diameter Iridium core
  • Grooved electrode and available in a number of heat ranges
  • Price is for a single plug, you need to increase quantity according to your vehicle 

HKS at our lowest prices ever!

HKS is now available at our lowest prices, delivered direct from Japan to anywhere in the world. HKS has a large range of parts available including turbos, engine parts, electronics and more.

Promotion ends 31st of December 2020, see more details.

This part usually ships 19 days after payment, contact us for details.

Product Size Type Heat Range   Price Order
50003-M40X
 12x19mm 16mm X 8
USD $ 17.66
USD $ 22.85
50003-M40HL
 12x26.5mm 14mm HL 8
USD $ 19.75
USD $ 25.96
50003-M45HL
2 in stock and ready to ship!
 12x26.5mm 14mm HL 9 - Size: 12x26.5mm 14mm - Type: HL - Heat Range: 9 - 50003-M45HL
USD $ 19.75
USD $ 25.96
50003-M50HL
 12x26.5mm 14mm HL 10 - Size: 12x26.5mm 14mm - Type: HL - Heat Range: 10 - 50003-M50HL
USD $ 19.75
USD $ 25.96
50003-MR45HLZ
 12x26.5mm 14mm Protrusion Type 9
USD $ 23.23
USD $ 31.16
50003-MR40XLZ
 12x26.5mm 16mm Protrusion Type 8
USD $ 23.23
USD $ 31.16
50003-MR45XLZ
 12x26.5mm 16mm Protrusion Type 9
USD $ 23.23
USD $ 31.16
50003-M40XL
 12x26.5mm 16mm XL 8 - Size: 12x26.5mm 16mm - Type: XL - Heat Range: 8 - 50003-M40XL
USD $ 19.75
USD $ 25.96
50003-M45XL
 12x26.5mm 16mm XL 9 - Size: 12x26.5mm 16mm - Type: XL - Heat Range: 9 - 50003-M45XL
USD $ 19.75
USD $ 25.96
50003-M45RE
 14x12.7mm 20.8mm RE 9
USD $ 29.08
USD $ 39.46
50003-M50RE
 14x12.7mm 20.8mm RE 10
USD $ 29.08
USD $ 39.46
50003-M525RE
 14x12.7mm 20.8mm RE 10.5
USD $ 29.08
USD $ 39.46
50003-M35i
 14x19mm 16mm ISO 7 - Size: 14x19mm 16mm - Type: ISO - Heat Range: 7 - 50003-M35i
USD $ 17.66
USD $ 22.85
50003-M40I
 14x19mm 16mm ISO 8 - Size: 14x19mm 16mm - Type: ISO - Heat Range: 8 - 50003-M40I
USD $ 17.66
USD $ 22.85
50003-M45I
 14x19mm 16mm ISO 9 - Size: 14x19mm 16mm - Type: ISO - Heat Range: 9 - 50003-M45I
USD $ 17.66
USD $ 22.85
50003-M35
10+ in stock and ready to ship!
 14x19mm 16mm JIS 7 - Size: 14x19mm 16mm - Type: JIS - Heat Range: 7 - 50003-M35 - Size: 14x19mm 16mm - Type: JIS - Heat Range: 7 - 50003-M35
USD $ 17.66
USD $ 22.85
50003-M40
 14x19mm 16mm JIS 8
USD $ 17.66
USD $ 22.85
50003-M45
 14x19mm 16mm JIS 9 - Size: 14x19mm 16mm - Type: JIS - Heat Range: 9 - 50003-M45 - Size: 14x19mm 16mm - Type: JIS - Heat Range: 9 - 50003-M45
USD $ 17.66
USD $ 22.85
50003-M35G
 14x19mm 20.8mm G 7
USD $ 17.66
USD $ 22.85
50003-M40G
 14x19mm 20.8mm G 8
USD $ 17.66
USD $ 22.85
50003-M45G
 14x19mm 20.8mm G 9
USD $ 17.66
USD $ 22.85
50003-M35LF
 14x25mm 16mm Conical Long Reach 7
USD $ 19.75
USD $ 25.96
50003-M40LF
 14x25mm 16mm Conical Long Reach 8 - Size: 14x25mm 16mm - Type: Conical Long Reach - Heat Range: 8 - 50003-M40LF
USD $ 19.75
USD $ 25.96
50003-M35iL
 14x26.5mm 16mm Long Reach 7 - Size: 14x26.5mm 16mm - Type: Long Reach - Heat Range: 7 - 50003-M35iL
USD $ 17.66
USD $ 22.85
50003-M40iL
 14x26.5mm 16mm Long Reach 8
USD $ 17.66
USD $ 22.85
50003-M45iL
 14x26.5mm 16mm Long Reach 9
USD $ 17.66
USD $ 22.85
Product   Order
Size: 12x19mm 16mm
Type: X
Heat Range: 8
50003-M40X
USD $ 17.66
USD $ 22.85
Size: 12x26.5mm 14mm
Type: HL
Heat Range: 8
50003-M40HL
USD $ 19.75
USD $ 25.96
- Size: 12x26.5mm 14mm - Type: HL - Heat Range: 9 - 50003-M45HL
Size: 12x26.5mm 14mm
Type: HL
Heat Range: 9
50003-M45HL
2 in stock and ready to ship!
USD $ 19.75
USD $ 25.96
- Size: 12x26.5mm 14mm - Type: HL - Heat Range: 10 - 50003-M50HL
Size: 12x26.5mm 14mm
Type: HL
Heat Range: 10
50003-M50HL
USD $ 19.75
USD $ 25.96
Size: 12x26.5mm 14mm
Type: Protrusion Type
Heat Range: 9
50003-MR45HLZ
USD $ 23.23
USD $ 31.16
Size: 12x26.5mm 16mm
Type: Protrusion Type
Heat Range: 8
50003-MR40XLZ
USD $ 23.23
USD $ 31.16
Size: 12x26.5mm 16mm
Type: Protrusion Type
Heat Range: 9
50003-MR45XLZ
USD $ 23.23
USD $ 31.16
- Size: 12x26.5mm 16mm - Type: XL - Heat Range: 8 - 50003-M40XL
Size: 12x26.5mm 16mm
Type: XL
Heat Range: 8
50003-M40XL
USD $ 19.75
USD $ 25.96
- Size: 12x26.5mm 16mm - Type: XL - Heat Range: 9 - 50003-M45XL
Size: 12x26.5mm 16mm
Type: XL
Heat Range: 9
50003-M45XL
USD $ 19.75
USD $ 25.96
Size: 14x12.7mm 20.8mm
Type: RE
Heat Range: 9
50003-M45RE
USD $ 29.08
USD $ 39.46
Size: 14x12.7mm 20.8mm
Type: RE
Heat Range: 10
50003-M50RE
USD $ 29.08
USD $ 39.46
Size: 14x12.7mm 20.8mm
Type: RE
Heat Range: 10.5
50003-M525RE
USD $ 29.08
USD $ 39.46
- Size: 14x19mm 16mm - Type: ISO - Heat Range: 7 - 50003-M35i
Size: 14x19mm 16mm
Type: ISO
Heat Range: 7
50003-M35i
USD $ 17.66
USD $ 22.85
- Size: 14x19mm 16mm - Type: ISO - Heat Range: 8 - 50003-M40I
Size: 14x19mm 16mm
Type: ISO
Heat Range: 8
50003-M40I
USD $ 17.66
USD $ 22.85
- Size: 14x19mm 16mm - Type: ISO - Heat Range: 9 - 50003-M45I
Size: 14x19mm 16mm
Type: ISO
Heat Range: 9
50003-M45I
USD $ 17.66
USD $ 22.85
- Size: 14x19mm 16mm - Type: JIS - Heat Range: 7 - 50003-M35 - Size: 14x19mm 16mm - Type: JIS - Heat Range: 7 - 50003-M35
Size: 14x19mm 16mm
Type: JIS
Heat Range: 7
50003-M35
10+ in stock and ready to ship!
USD $ 17.66
USD $ 22.85
Size: 14x19mm 16mm
Type: JIS
Heat Range: 8
50003-M40
USD $ 17.66
USD $ 22.85
- Size: 14x19mm 16mm - Type: JIS - Heat Range: 9 - 50003-M45 - Size: 14x19mm 16mm - Type: JIS - Heat Range: 9 - 50003-M45
Size: 14x19mm 16mm
Type: JIS
Heat Range: 9
50003-M45
USD $ 17.66
USD $ 22.85
Size: 14x19mm 20.8mm
Type: G
Heat Range: 7
50003-M35G
USD $ 17.66
USD $ 22.85
Size: 14x19mm 20.8mm
Type: G
Heat Range: 8
50003-M40G
USD $ 17.66
USD $ 22.85
Size: 14x19mm 20.8mm
Type: G
Heat Range: 9
50003-M45G
USD $ 17.66
USD $ 22.85
Size: 14x25mm 16mm
Type: Conical Long Reach
Heat Range: 7
50003-M35LF
USD $ 19.75
USD $ 25.96
- Size: 14x25mm 16mm - Type: Conical Long Reach - Heat Range: 8 - 50003-M40LF
Size: 14x25mm 16mm
Type: Conical Long Reach
Heat Range: 8
50003-M40LF
USD $ 19.75
USD $ 25.96
- Size: 14x26.5mm 16mm - Type: Long Reach - Heat Range: 7 - 50003-M35iL
Size: 14x26.5mm 16mm
Type: Long Reach
Heat Range: 7
50003-M35iL
USD $ 17.66
USD $ 22.85
Size: 14x26.5mm 16mm
Type: Long Reach
Heat Range: 8
50003-M40iL
USD $ 17.66
USD $ 22.85
Size: 14x26.5mm 16mm
Type: Long Reach
Heat Range: 9
50003-M45iL
USD $ 17.66
USD $ 22.85
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