Moroso 73689 Ultra Custom Fit Wire Set High Performance Ignition Wires - 40

The Moroso Ultra 40 Custom Fit Wire Set delivers professional-grade ignition performance with advanced materials engineered for extreme racing conditions. This premium spark plug wire set features a sophisticated multi-layer construction designed to provide maximum spark energy delivery while resisting heat, electromagnetic interference, and physical wear.

Advanced Construction Features:

• Nickel Copper Alloy Conductor: Provides superior electrical conductivity with minimal resistance for maximum spark energy transfer
• Ferrite Impregnated Core: Suppresses electromagnetic interference (EMI) to prevent radio frequency interference with electronic systems
• Kevlar Center Core: Delivers exceptional tensile strength and durability to withstand vibration and pulling forces
• Conductive Polymer Coating: Ensures consistent electrical performance while adding protection against moisture and contaminants
• High Temperature Silicone Jacket: Protects against extreme heat, oil, and chemicals commonly found in high-performance engine bays

Premium Terminal and Boot Design:

• Locking Stainless Steel Terminals: Feature fold-over crimping for a secure, corrosion-resistant connection that won't pull loose
• High Temperature Silicone Boots: Provide excellent protection at both distributor and spark plug connections in high-heat environments

This custom fit wire set is precision-manufactured to provide exact routing and proper length for a clean, professional installation. The Ultra 40 series represents Moroso's commitment to delivering race-proven ignition components that meet the demands of serious performance enthusiasts and professional racing applications.