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- Sun Jun 28, 2020 4:48 pm
- Forum: Civic Si 2012-2015 US/Canadian / 2013+ ILX
- Topic: stock 12 si
- Replies: 0
- Views: 7143
stock 12 si
I have a 12 si and motor is stock except for a k and n filter. Im about to order a flashpro and was seeing if its possible to get it running good without going to a dyno .Ive explored this site a little and it seems like people help each other out. Mainly looking to get rid of the rev hang and if ...