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I've been looking into many different possible builds for my 2023 Si. I don't plan on doing anything in the near future in terms of messing with engine swaps, or built engines. Spending this time to educate myself. I did a ton of research on the possibilities of the K20C1 Swap, as well as the...

Disclaimer, this purely me just trying to learn, and don't plan on doing something like this anytime soon, unless it really isn't that big of a project so just bare with me. If someone were to hypothetically put the new Type R engine in the new Civic Si. What things would have to change for...

So I understand the concept of Tuning but i never had the opportunity to tune a car. I plan on getting a 27won DP for my 23 Si, it already has a K&N intake. I plan on also getting the intercooler at some point. But anyways, i still use this car to commute to work, im not looking to milk every...

So I just did the PRL Res Delete on my 2023 SI, i got the check engine light…fixed it. The only problem now is how it reads my average MPG. My mile Range is normal, but its saying im average like 10 miles less per gallon, what could be the issue? Before the install I was at 38 MPG. After the...