Car models have to evolve, or become irrelevant. What worked 50 years ago, or even ten, won't work with today's buyers. The most successful brands realize this.
Guys who lament passing of the solid live axle had a lot of company with guys that lamented the passing of points and condenser, then the carburetor, then the distributor. These guys swore off electronic engine controls and throttle by wire.
2005 4.0 MT dual exhaust GT mufflers GT suspension and wheels