In my nearly 20k miles with my 6mt, my experience has been that if you are producing more than 500ft/# of torque the stock clutch is liable to start slipping during aggressive shifting
About the only MT specific aftermarket parts are going to be Clutches, Flywheels and hydraulic throwout bearings, there is also a bushing pin kit for the clutch pedal from clutchmasters. The car is not that much different from the AT outside of the trans. You can get an aftermarket knob from...
So after a little over 4 months, 23~ states, coast to coast, nearly 17.5K miles, and a lot of aggressive driving - my clutch is holding up under everything but the most aggressive driving. I slip BAD shifting 2-3 and 3-4 if I shift too quickly. Ordered ClutchMasters FX1000 and throwout bearing...
I have had my MT since 7/10/23 racked up almost 10k miles (yes that's right), and I really do not enjoy the 1-2 shift at all because of the cdv, even getting into first sometimes just feels sloppy/odd because the valve is adding unneeded modulation.
This and the allocation spreadsheet(s) that are floating around are how I got my car, if you really want the car you're going to have to go find it unless you get lucky with an allocation falling into your lap - which is also entirely possible.
This is the truth, I picked my car up in Dallas on 7/10 and drove up through N. Texas into Colorado. It was 100 degrees when I landed at 11:40 am and it remained 100 degrees until about 7 pm, at which point it was 98 degrees.