My is to use it. I don't know your age but as we "advance" it's a lot more enjoyable cruising with A/C than sweating and stuck to a vinyl seat. Assuming you're not racing it and looking to shave every pound my opinion is to install it and don't look back.
Old, tired, and sometimes broke down. Me, not my car...
is to use it. I don't know your age but as we "advance" it's a lot more enjoyable cruising with A/C than sweating and stuck to a vinyl seat. Assuming you're not racing it and looking to shave every pound my opinion is to install it and don't look back. 
