158 is actually not bad at all. Almost to perfect operating temp. Keep driving!
Your photo of the tire looks normal? Most of that is track rubber you picked up.
I can do an oil change in under 30 mins.
Driving to the dealer, getting a ride back to wherever and then back to the dealer will easily take a lot of your time. What is your time worth?
Plus the added anxiety of having some buffoon at the dealer touching/driving/wrenching on your car.
If the GRMN actually ever comes out, I cannot wait for most people in this thread to totally flip and yell from the rooftops that it’s “not worth the money”, “M2 is fastar”, “it doesn’t have the S58 so why even bother!?!”, “my uncle can build a normal Supra to be FaStEr!”.
Don’t run HC+ on track unless you like not being able to stop.
I would take a lot of the published numbers from manufacturers with a grain of salt. Great example are the CSG C21 friction co numbers. They are total bullshit. Anyone that has used those pads knows they aren’t 0.48. More like...
A Supra is a sleeper at a red light? Lmao. The Supra is like the polar opposite of a sleeper.
Also, since when is a post with sweeping generalizations about generations of people a “car review”?
I’m kinda disappointed you didn’t write “get off my lawn!” In all caps as your closing statement.