The Original Porsche Option Decoder translates Porsche option codes into human-readable descriptions. Option codes identify which options were on the car when it left the factory. Stickers listing the option codes for a particular Porsche can be found under the boot lid and on the inside cover of the warranty manual. Neither sticker shows the actual description of the options, just codes. The decoder supports all Porsche models. The Original Porsche Option Decoder Model: Model Year: Enter option codes (e.