MSD Thru Firewall ignition wire adaptor. To prevent voltage leaks in passenger compartment mounted coil installations, MSD designed the 'Firewall Feed-Thru', it's molded from Rynite a hi-dielectric strength material.
Features:
- Helps to Ensure Safe and Sound HT Voltage Integrity
- Best Way to Route Spark Plug Wires Through a Firewall
- Molded from Rynite a Hi-Dielectric Strength Material
This part is legal for sale or use on Emission Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.