Precision Proformance also sell the same thing. www.precisionproformance.com
Kirk Evans installed these on his Amerisport GT5S Panteras and, as Forest said, are probably sold through Pantera East.
If you want the larger ones, check with PIM. This type actually bite into the airflow but their aesthetics can be questioned.
Bring a small mint to pay for whichever one you decide.
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