Aluminum block off plate to cover the hole in the firewall that isleft when you remove the heater core blower module from beneath the dash.
When you remove the heater core blower module it leaves a rather large hole in the firewall. This block off plate is laser cut for a perfect fit. It has 1/8" holes laser cut to make it easy to either bolt or pop rivet the plate in place.
Optional For Spec MX-5