List of products by brand SUMAX

Race-grade, precut spark plug wire set with high-temp silicone boots and a Spiro-Pro core for improved conductivity and long-lasting durability.

Precut designer plug wire sets with high-temp silicone boots and Spiro-Pro core for superior conductivity and extended life.

• Precut with plug/coil boots and terminals preinstalled
• Extra-high-temperature compound rated to 600°F
• Spiro-Pro core for superior conductivity
• Runs cooler and lasts 3–4× longer than carbon-core wires
• Made in the USA

High-temp silicone boots and wires, Spiro-Pro core for superior conductivity, precut with boots and terminals preinstalled. Works with electronic and point ignitions. Made in USA.

Designer, precut spark plug wires with preinstalled boots and terminals for quick, hassle-free installation. High-temperature silicone boots and a Spiro-Pro core provide superior conductivity and long life.

Precut plug wire set with high-temperature silicone boots and a Spiro-Pro core for superior conductivity, cooler operation and extended life.

Designer, precut spark plug wire set with extra-high-temperature silicone boots, Spiro-Pro core, and extended service life.

Precut, extra‑high‑temperature silicone spark plug wires with a Spiro‑Pro core for superior conductivity and extended life. Designed for electronic ignitions. Made in the USA.

Precut plug wires with high-temp silicone boots, Spiro-Pro core for low resistance and longer life. Made in USA.

Precut spark plug wire kit with extra-high-temperature silicone boots, Spiro-Pro core for low resistance, and long life.

Precut, high-temperature silicone spark plug wires with Spiro-Pro core for superior conductivity and longer life. Ready-to-install with boots and terminals attached.