the carbon traps will most likely be there on all V8 models (as it was for the S550 22+)
60-130 1 second quicker is quite substantial in relation( I have seen the dragy postings)
#MON-Motor Octane Number
#PON - Pump Octane Number
#RON - Research Octane Number
In the US you have MON(at the pumps you measure in PON) and in Europe it is measured in RON.
PON sits somewhere in between MON and RON.
98 fuel in Europe is 93 PON and 95 RON is 87 MON(91 PON)
So Premium is 95...
I believe Corsa extreme catback already has an X-pipe in the kit, maybe they have started with the H-pipe as well. I know e.g. on my ATAK it came with an x-pipe.
If you get an axle back system you can put an whatever you like as long as tubing lengths add up I guess.
However before all info is...
Try buying the Borla Atak here in Europe which I did for my car, then we can talk pricey :p
when I bought it 2019 I paid 2500 EUR I believe now they are selling the same for 3400 EUR(3700 USD) + shipping.... that is almost the same price you pay for the PP package or HP package in the US :D
I...
In one ride along with one engineer he mentioned peak power at 4000 something rpm but he did not remember exact figure.
In another ride along with another engineer he mentioned peak power at 5000 something rpm
So seems to be somewhere around 5000k most likely