That may very well be a DMV law in you area. Those rules are made up state by state. Your state may require only OEM parts on the car to pass inspections.

Would it fail a test, probably not, but it fails their OEM test.

__________________

An unwavering defender of those I see worth protecting.

"promote the general welfare, not provide the general welfare"

We the People of the United States, in Order to form a more perfect Union, establish Justice, insure domestic Tranquility, provide for the common defence, promote the general Welfare, and secure the Blessings of Liberty to ourselves and our Posterity, do ordain and establish this Constitution for the United States of America.