A head-up display costs $1,490 on its own and night vision is $2,410. If you won't always be driving yourself, you may want to consider the eight-way power rear seats with memory for $2,020. Rear axle steering goes for $1,650 and Porsche Ceramic Composite Brakes will cost $8,970. That includes the $2,290 Sport Chrono Package with its analog and digital stopwatch, a performance display, and a Sport Plus mode that sets up the engine, transmission, and chassis for peak performance. Step 2: Press the GET button on the website to start the download of the Slack application. Being a Porsche, there is an array of racy extras available. Slack brings team communication and collaboration into one place so you can get more work done, whether you belong to a large enterprise or a small business. Step 1: Visit the official website of Slack using any web browser like Google Chrome, Microsoft Edge, etc. The $2,750 Assistance Package includes InnoDrive adaptive cruise control, a head-up display, a surround-view camera system, and PDLS LED headlights. The Premium Package retails for $5,120 and includes 14-way power seats with memory package, LED headlights with the Porsche Dynamic Light System (PDLS), four-zone climate control, lane change assist, ventilated front seats, heated front/rear seats, ambient lighting plus, and soft close doors. Despite the high Porsche Panamera Sport Turismo MSRP, the wagon comes with several packages and a long list of standalone extras.