The problem is it falls under “Likeness”. You are using “Porsche” likeness/image resembleance to sell your car/product without monetary compensation so they will always win. Look st fiero Mera with the 308. Enzo Ferrari put them right out of business. Same thing with Meyers Manx, if you can’t prove it’s a “Manx” with certification and authenticity, you must use the word Manx style Or get your hand slapped too.