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XperTune Performance Software
XperTune performance software for the Porsche 958.2 Cayenne Turbo and Turbo S (2015-2018, 4.8-litre twin-turbo V8), flashed through a handheld device via the OBD-II port rather than removing the The car's engine control unit; reprogramming it changes fuelling, ignition timing and (on turbo cars) boost pressure. for bench flashing. Vehicle data is read with the handheld, emailed to Fabspeed's tuner, and a custom map is returned within 1-2 business days to flash back through the same device. On the Turbo, output rises from a stock 520hp/553 lb-ft to 640hp/701 lb-ft, a gain of 120hp and 148 lb-ft; the Turbo S starts from a higher stock baseline of 570hp/590 lb-ft.
Frequently asked
Does the XperTune Performance Software fit my Cayenne?
This listing is specific to the Porsche Cayenne (958.2). Exact fitment for your year, trim and options is confirmed on your free consult before anything is ordered.
What does the price include?
The delivered price includes the part from Fabspeed USA, freight to Australia, import costs and GST. Enter your postcode to refine delivery; the final figure is confirmed on consult.
How long until it arrives?
Every Fabspeed part is made in-house at Fabspeed USA with about a one-week production lead time, then allow another 3-4 days for delivery to Australia via UPS. That freight is already included in the price.
Exactly which cars does this fit?
Fits all Porsche 958.2 Cayenne 4.8L Twin Turbo V8 Vehicles (2015-2018)
Who installs it?
Rennen Motorsport in Adelaide, or an authorised dealer near you. Fitting it yourself may also be an option depending on the part, so raise it on your consult; professional installation is quoted separately.
Is it covered by warranty?
Fabspeed products carry the manufacturer's warranty, supported locally through Rennen Plus as the Australian principal. See our returns policy.
Can I just buy this outright, or do I need to talk to someone first?
Every enquiry, whether it's one part or a full build, starts with a free consult. We confirm the exact spec for your car before anything is quoted or ordered.
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