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FAST FireWire Spark Plug Wire Sets

4.75 out of 5 stars 12 Customer Reviews

With a rating of 25 ohms per foot, FAST FireWire spark plug wires are a whopping 37 percent more efficient than the nearest competitor. These premium-grade, double-

With a rating of 25 ohms per foot, FAST FireWire spark plug wires are a whopping 37 percent more efficient than the nearest competitor. These premium-grade, double-layer, silicone-insulated wires offer unsurpassed resistance to heat and damaging fluids and enhanced protection against high-voltage breakdown. They are also ideal for street use, as their KEVLAR®-reinforced "reactive core" design filters out RFI and EMI noise that affects sound systems.

Additional features include:

* Unique reactive-core engineered to deliver maximum spark-gap energy to your spark plugs with today's high-output competition ignition

With a rating of 25 ohms per foot, FAST FireWire spark plug wires are a whopping 37 percent more efficient than the nearest competitor. These premium-grade, double-layer, silicone-insulated wires offer unsurpassed resistance to heat and damaging fluids and enhanced protection against high-voltage breakdown. They are also ideal for street use, as their KEVLAR®-reinforced "reactive core" design filters out RFI and EMI noise that affects sound systems.

Additional features include:

* Unique reactive-core engineered to deliver maximum spark-gap energy to your spark plugs with today's high-output competition ignitions
* Filter out RFI and EMI (RFI/EMI pulsings confuse onboard engine control computers, audio systems, and other electronic devices)
* Very low 25 ohm resistance ensures maximum spark-gap energy is delivered to the spark plugs
* Complete, assembled, and ready to install!

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FAST FireWire Spark Plug Wire Sets 255-2407

Spark Plug Wires, FireWire, Reactive Core, 8.5mm., Black, 90 Degree Boots, Under Header Design, SBC, Set

Part Number: FST-255-2407

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

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