Firewall grommet hole.
Here you can see the large hole we cut in the firewall to fit the firewall grommet for the SR engine harness feedthrough. A special tool forms a lip around the hole to restore strength, just like the factory hole.
Here you can see the large hole we cut in the firewall to fit the firewall grommet for the SR engine harness feedthrough. A special tool forms a lip around the hole to restore strength, just like the factory hole.