Description
A reliable ignition system depends on spark plug wires that can handle extreme underhood temperatures without degradation. SUMAX’s Spiro-Pro core delivers significantly lower resistance than standard carbon-core alternatives, which translates to cooler-running wires, more consistent spark delivery, and extended service life. If you’re building a serious engine—whether naturally aspirated or forced induction—quality wire construction directly impacts combustion efficiency and overall reliability.
- 90-degree plug boots
- Pre-installed terminals
- Extra-high-temperature silicone
- Rated 600°F continuous
- Spiro-Pro core technology
- 10x conductivity improvement
- Lower resistance design
- 3-4x longer lifespan
- Electronic ignition compatible
- Point-type compatible
- Universal fitment
- Made in USA
- Black color
- MPN: S76081
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