Asphalt Xtreme/Nepal Update

The Asphalt Xtreme Nepal Update (v1.7.0) is the sixth update of Asphalt Xtreme

Announcement
The following text was published on the Apple Store:

Go beyond your limits in this new update! Check out the wild new roadster, more ways to maximize their power, and an even wilder new place to race them!
 * Take the high road in the frosty Nepal mountain track
 * Get in gear with 3 new off-road speed machines:
 * GMC Vandura
 * Mercedes-AMG C 63 Touring Car 2016
 * GMC SIERRA 2500HD
 * Take on a new Mastery challenge for each of the new cars
 * Break the limits of any vehicle by Ranking it up beyond its current max level stats.
 * Overclock your beastly machines to gain a powerful performance boost for a limited time.
 * Collect Blueprints and Tokens to Rank Up or Overclock your rides.
 * Subscribe to the Monthly Card to get tokens every day.
 * Overall UI adjustments and system enhancements.

New Vehicles
Class C Class B Class A
 * Mercedes-AMG C 63 Touring Car 2016 (Muscle Car)
 * GMC Sierra 2500 HD (Pickup)
 * GMC Vandura (Monster Truck)

Game Changes

 * New track: Nepal
 * New booster: Overclock
 * This booster requires vehicle specific blueprints to be used
 * It is functionally similar to Asphalt 8: Airborne's Tuning Kit
 * New upgrade card: Rank-Up Tools.
 * New loading screen of a C 63 Touring Car 2016 in Nepal
 * The Performance Class and Category icons now also show the Green upgrade icon if an upgrade can be installed.
 * The Garage button in the main menu now has an orange banner with "Ready!"
 * All vehicles, regardless of Class, can now be upgraded to Level 50

Trivia

 * Files for a Maserati Levante were included in the update but the vehicle is not announced in the update, nor is it available in the garage. It is possible that the Levante was meant to be part of the update but delayed for unknown reasons, as suggested by artwork of it in Nepal.