New Porsche Panamera Turbo a slouch in the horsepower department, but if you happen to be one them, you may want to take a look at the new performance enhancement program from APS, the UK importer of the Swiss tuning firm Sportec.Buyers can start off with the Stage One conversion that uses a reprogrammed ECU with optimized settings for fueling, ignition and turbo boost parameters to bump the V8′s