MSD - MSD Firewall Feed Thru, Red This dual out American Thunder

This dual out American Thunder cat-back exhaust system is the perfect choice with 3

375 in D - Single Pass - Driver Side Inlet - Passenger Side Outlet - Aluminum - Black Paint - GM A-Body 1968-71 - Each

For the person who is looking for a complete cat-back dual exhaust system with an aggressive tone

Seat and Cover - ProLite Slide Job Advantage - 16 in Wide - 10 Degree Layback - HANS Cut-Out - Molded Urethane Cover - Aluminum - Natural - Kit

MSD - MSD Firewall Feed Thru, Red This dual out American ThunderTo prevent voltage leaks in passenger compartment mounted coil installations, MSD designed the Firewall Feed Thru. Molded from rynite a hi dielectric strength material.