The second major loophole is that it's legal to sell and buy modification kits that can convert semiautomatic weapons into effectively automatic ones. (vox.com)
While these figures sound like the Mustang is the new King of the Road keep in mind that the Challenger Hellcat and the Camaro Z28 both come from the factory with more horsepower than the Mustang and both are available with Hennessey modification kits that drive out at over 1,000 - horsepower. (bestride.com)
2010 - 2011 Gen 5 Camaro's require service modification kit 23484878 for proper installation of the Z / 28 and 1LE suspension kits. (chevrolet.com)