Firewall harness billet cover. First piece will attach with bolts to the back of the firewall with nuts in the back. The front 2 will attach to the first piece to cover with Allen bolts.
The purpose of this product is help with the excessive heat that comes inside the car from the hole of the harness. Will work for fuse box harness location as well.
Simple yet will work perfect for just about any car. This was tested with a oem k series harness worked perfect and also been tested with aftermarket tucked harness also worked perfect.