2016A NASA RallyCross Challenge Season

The 2015B NASA RallyCross Challenge season is the eleventh season of the championship. Josh Mertz will return to defend his title from 2015A, along with the partial championship lead from 2015B. He returns to his old team, Red Bull Subaru MRT, as Aftershock Motorsports dissolved after the hiatus.

Background
Amsoil replaces longtime entitlement sponsors Rockstar Energy and Royal Purple, after ten seasons of sponsorship of the championship. The rulebook was tweaked for 2016A, which includes three car constructor teams and a new points system.

Calendar Changes

 * The NASA Proving Grounds has been re-added, as track officials fixed the jump that caused controversy in 2015A.
 * New races in Barcelona and Aspen have been added.
 * Munich returns for the first time since 2014B.
 * Riverside becomes the sole endurance round.
 * Croft, Island Rally, Talladega and Irwindale have been discontinued.

Team and Driver Changes

 * Josh Mertz and Dylan Livengood return to their respective teams.
 * Cody Erdmann returns to MRT.
 * Dylan Smith leaves Revolution Racing to take a sabbatical.
 * Tanner Smith moves to Area 52 Racing, partnering Jonathan Taylor.
 * Steve Rada forms his own team with Volkswagen support, partnering newcomers Philip Kraus and Victor Vallee

2015A Drivers' Championship
Points are awarded to the top 16 finishers.

2015B Manufacturers' Championship
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