997.1 exhaust sound side muffler delete vs disconnected valves.
03-26-2019, 07:57 PM
#16
Instructor
One thing to consider is sound regs at your local track. I think side deletes will put you over the dB at most tracks with a limit.
I used a valved side delete and put the quiet Dundon muffler on it which helps.
I used a valved side delete and put the quiet Dundon muffler on it which helps.
The following users liked this post:
lbpalm (02-27-2020)
02-27-2020, 12:18 PM
#17
do you have their headers or tune, etc.?
TY
- my other post here:
https://rennlist.com/forums/997-gt2-...t-package.html