Billet Wire Tuck Firewall AC Delete Cover Block Off Plug Cap EG DC2 Civic Si CRX Our billet plates will block off the hole in your firewall and a must have if remove your air conditioning system and lines. The plate is a perfect size that will cover up the ac hole so that no water or debris will get through.  After removing the A/C lines, simply bolt this plug in place.  Fits the following: 1994-2001 Acura Integra 1992-2000 Honda Civic 1993-1997 Honda Del Sol