modifications

Hello all, I’ve had my 22 Si for a year now and really miss the amenities from my 10th gen. I’m kind of jealous of our Canadian family getting all of the extra bells and whistles and it got me thinking: Could any of the extra accessories be swapped into a trim that doesn’t have them? Could I...

Hey guys, I just got my very first new car ever. I test-drove the 2023 civic si and I loved it. I'm wondering if there is anything I can do to get some minor gains on the l15CA engine without entering the 'can blow up' realm. I see people tuning it and big turbo and getting 270hp+, but then a...

Hey all, just got a brand new Si right out of the factory. I made the change from a 10th gen Si coupe and still have my PRL Stage 1 intake. Just the silicone tube with the drop-in filter. I was wondering, are the intakes between the two generations interchangeable? Could I use my old PRL intake...