Well you do have a cheapass insurance company, but if the other driver is at fault, it shouldn't matter, because your insurance doesn't pay, the other guy's insurance pays. Your insurance co should have a list of authorized repair centers, so go to one and have them do the work. Tell them you insist on OEM parts.
grandfather clause. n. 1) a clause in a statute or zoning ordinance (particularly a city ordinance) which permits the operator of a business or a land owner to be exempt from restrictions on use if the business or property continues to be used as it was when the law was adopted.
Restrictive Clause. A restrictive modifying clause (or essential clause) is an adjective clause that is essential to the meaning of a sentence because it limits the thing it refers to. The meaning of the sentence would change if the clause were deleted.