The taillight treatment is another inspired custom modification ... GT and started looking for a way to create that on their Mach 1. They found the solution with 2010 Dodge Challenger taillights ...
To help bring the Mach 1 back down to sane speeds are six-piston Wilwood brakes, sitting behind 18-inch lightweight wheels on all four corners. Custom turbo manifolds, uprated MagnaFlow mufflers ...
On Nov. 5, the XB-1 hit 629 mph (1,012 km/hr) for the first time — equivalent to Mach 0.82, where Mach 1. ... as well as its custom engine intakes, which help traditional turbojet engines ...