{"product_id":"porsche-958-cayenne-s-gts-xpertune-performance-software-2011-2014","title":"Porsche 958 Cayenne S \/ GTS XperTune Performance Software (2011-2014)","description":"\u003cp\u003eAchieve maximum power gains and driveability without sacrificing reliability. Easily flash your Cayenne with a Fabspeed ECU Tune utilizing the included handheld device.                                           \u003c\/p\u003e \u003cp\u003eFabspeed Motorsport offers an alternative tuning method for vehicles equipped with ECU's that traditionally required bench flashing. No longer do you need to remove your Cayenne's ECU and mail it in for a tune. The Handheld device interfaces with the OBD-II port on your Porsche and your computer to complete the tuning process, which is as follows:\u003c\/p\u003e \u003col\u003e \u003cli dir=\"ltr\"\u003eRead stock data on vehicle via OBD-II port with Handheld\u003c\/li\u003e \u003cli dir=\"ltr\"\u003eInterface Handheld with software on your computer and send in data to Fabspeed Motorsport via email\u003c\/li\u003e \u003cli dir=\"ltr\"\u003eWe use this data along with information you provide about your vehicle to write a tune for your specific setup and email back your custom tune in 1-2 business days\u003c\/li\u003e \u003cli dir=\"ltr\"\u003eWrite the Fabspeed ECU Tune to your Handheld, then to the vehicle with the Handheld\u003c\/li\u003e \u003cli dir=\"ltr\"\u003eEnjoy your increased performance!\u003cstrong style=\"color: #ff0000;\"\u003e\u003cbr\u003e\u003c\/strong\u003e\n\u003c\/li\u003e \u003c\/ol\u003e \u003cp\u003eNo need to send your ECU in to return to stock - simply use the Handheld to flash back, then to your Fabspeed ECU Tune again at any point! \u003c\/p\u003e \u003cp\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003ePOWER GAINS\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e \u003cul\u003e \u003cli dir=\"ltr\"\u003ePorsche 958 Cayenne S 4.8L:\u003c\/li\u003e \u003cul\u003e \u003cli dir=\"ltr\"\u003eStock = 400 WHP \/ 369 TQ\u003c\/li\u003e \u003cli dir=\"ltr\"\u003eTuned = 420 WHP \/ 384 TQ\u003c\/li\u003e \u003c\/ul\u003e \u003cli dir=\"ltr\"\u003ePorsche 958 Cayenne GTS 4.8L: \u003cul\u003e \u003cli dir=\"ltr\"\u003eStock = 420 WHP \/ 380 TQ\u003c\/li\u003e \u003cli dir=\"ltr\"\u003eTuned = 440 WHP \/ 395 TQ\u003c\/li\u003e \u003c\/ul\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eNOTES\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e \u003cul\u003e \u003cli dir=\"ltr\"\u003eYou must review our \u003ca href=\"https:\/\/store-fh9wsjv2.mybigcommerce.com\/content\/ECU%20TUNING%20GUIDE%20-%20MyGenius_Aug19.pdf\"\u003e\u003cstrong\u003eMyGenius ECU Tuning Guide\u003c\/strong\u003e\u003c\/a\u003e and email the ECU Tuning Information form to us. We utilize this form to ensure we meet your needs and consider your modifications to deliver the best possible results.\u003c\/li\u003e \u003cli dir=\"ltr\"\u003eYou must have access to a PC \/ Windows computer (\u003cspan style=\"color: #ff0000;\"\u003eMac OS not supported\u003c\/span\u003e) to upload your factory file information to us via email and in turn apply our ECU Tune to your Handheld device. \u003c\/li\u003e \u003cli dir=\"ltr\"\u003eUpon sending us your vehicle information, our tuner will email you a custom ECU Tune(s) within 1-2 business days. \u003c\/li\u003e \u003cli dir=\"ltr\"\u003eThe Handheld device \"marries\" with your vehicle and can only be used on one vehicle.\u003c\/li\u003e \u003cli dir=\"ltr\"\u003eSpecial requests and tune file upgrades may be subject to additional fees.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eNeed some help using our XperTune Handheld Tuner? \u003ca style=\"color: #d80000;\" href=\"https:\/\/youtu.be\/wVJxHcXOhMk\" target=\"”_blank”\"\u003eWatch our tuning tutorial video!\u003c\/a\u003e\u003c\/p\u003e \u003cp style=\"color: #d80000;\" dir=\"ltr\"\u003e\u003cspan\u003e\u003cstrong style=\"color: #d80000; margin-top: 0px !important;\"\u003ePurchase Disclaimer:\u003c\/strong\u003e Fabspeed Motorsport does not condone the use of emission defeat devices for any vehicles used on public streets or roadways. Fabspeed Motorsport will not tamper, remove, disable, or bypass emissions equipment on a motor vehicle in accordance with \u003cstrong style=\"color: #d80000; margin-top: 0 !important;\"\u003e40 CFR Section 86.1854.12(a)(3), Clean Air Act 40 CFR 1068.101(b).\u003c\/strong\u003e This includes software, known as tunes, that reprogram a motor vehicles electronic control module to alter engine performance and enable the removal of filters, catalysts, and other critical emissions controls.\u003c\/span\u003e\u003c\/p\u003e","brand":"Fabspeed Tuning","offers":[{"title":"Default Title","offer_id":47759522169062,"sku":"FS.POR.958V8.ET","price":1932.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/www.rmknox.com\/products\/porsche-958-cayenne-s-gts-xpertune-performance-software-2011-2014","provider":"RM Motor Werks","version":"1.0","type":"link"}