Moroso 27212 High-Performance Spiral Core Ignition Spark Plug Wire

The Moroso 27212 is a high-performance spiral core ignition wire engineered for superior energy transmission, electromagnetic interference (EMI) suppression, and dielectric strength. Designed and built using premium materials, this ignition wire delivers reliable spark energy across a wide range of applications — from everyday street vehicles to high-output race engines.

Key Features:

• Spiral core construction — wound conductor design optimizes EMI suppression while maintaining efficient ignition energy transfer
• Silicone plug boots — withstand high temperatures up to 600°F, protecting connections in demanding engine environments
• Silicone outer jacket — resists heat and abrasion, reducing chafing against engine components
• Locking stainless steel terminals — snap-lock design ensures a positive, vibration-resistant connection
• High dielectric strength — provides maximum insulation to prevent misfires and cross-fire
• Designed to meet or exceed OEM specifications

Proven on everything from daily drivers to top fuel dragsters and NASCAR-level competition, Moroso ignition wires are a trusted upgrade for any performance build requiring dependable ignition performance.