you might possibly be a little to picky dude, the holes your talking about do you mean the holes for the cooler are funny looking if so they wouldnt be in the firewall, or if they are holes there probably from factory that have had inserts fall out, or possibly aircon holes if its been removed. for a 10plus year old car its never going to be perfect and you have to be prepared to pay more for a decent one, if i was you id buy a standard one so you no that when mods are done you fully understand them. plus a 33 skyline has alot more balls than a v6 commy. or be a real man and get a ceffy AHAHAHAHAHAHA.