Moroso 73839 Ultra Race Ignition Wire Set - 40

The Moroso 73839 Ultra 40 Race Wire delivers professional-grade ignition performance for high-performance and racing applications. Engineered with Moroso's proven Blue Max technology, these spark plug wires feature ultra-low resistance construction that ensures maximum spark energy reaches the plugs for improved throttle response and reliable ignition under extreme conditions.

Key Features:

• Ultra 40 low-resistance conductor core for superior spark delivery
• Factory-terminated ends with locking steel terminals for corrosion resistance
• Blue Max high-temperature silicone jacket withstands engine bay heat
• Pre-cut to correct lengths for precise, factory-quality fit
• Suppresses electromagnetic interference (EMI) to protect electronics
• Designed for race and high-performance street applications

Moroso Blue Max spark plug wire sets represent the highest quality ignition wire available, combining precision manufacturing with race-proven materials. Each wire features corrosion-resistant terminals that lock securely to spark plugs and distributor caps, ensuring reliable connections that won't back out under vibration. The premium silicone jacket provides excellent protection against heat, chemicals, and abrasion while maintaining flexibility for easy installation.