Karlyn-STI 928 Spark Plug Wire Set with Double-Extruded Silicone Insulation

The Karlyn-STI 928 is a premium spark plug wire set engineered for superior ignition system performance. Karlyn Industries is a recognized leader in ignition cable sets for the automotive aftermarket and serves as an original equipment supplier, bringing OE-grade quality to the replacement parts market.

This wire set features a unique tinned copper core made up of 19 individual strands, delivering exceptional conductivity and resistance to corrosion over the long term. The double-extruded silicone-over-silicone construction provides two full layers of high-grade silicone insulation, protecting the cable from voltage leaks and withstanding temperatures up to 600°F.

Key Features:

• 19-Strand Tinned Copper Core — Maximizes conductivity while resisting corrosion
• Double-Extruded Silicone-Over-Silicone Insulation — Dual-layer silicone jacket rated to 600°F for long-lasting voltage protection
• Available in Blue or Black Silicone — Choose the finish that suits your engine bay
• Stainless Steel Magnetic Conductive Windings (STI) — Suppresses RFI/EMI interference with radios, cellular devices, and onboard electronics
• Exceeds OE and Competitor Specifications — Built to outperform factory ignition wire standards
• Limited Lifetime Warranty — Backed by Karlyn's confidence in their manufacturing quality

Karlyn Industries partners exclusively with Bremi Fahrzeug-Elektrik of Germany — a relationship spanning over 40 years — ensuring that European-application wire sets utilize genuine OE-quality components. The result is a spark plug wire set that delivers reliable, high-output spark transfer with maximum protection against heat, vibration, and voltage loss.