Vader_Si
Senior Member
- First Name
- Ryota Watanabe
- Joined
- Jul 3, 2018
- Threads
- 5
- Messages
- 119
- Reaction score
- 205
- Location
- San Jose
- Vehicle(s)
- Civic Si Sedan 2018
- Vehicle Showcase
- 1
I have the 27WON catted downpipe and it's not loud or obnoxious it pulls well, just a slight back pressure loss.
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