tell me why

Pure numbers.
When you tool up to produce , do you go after the market of 1000 possible users or 10,000.
Very few people have the wherewithal to attempt something on this scale and those that do typically expect a return on their investment.
There are options out there , as stated above.
It is getting better.
But MoPar is still third fiddle as far as most aftermarket manufacturers are concerned.
you talk the truth best answer ive heard