Hey I got this exhaust a few weeks ago and the valve started rattling almost immediately. Put in this spring and it fixed it, thank you so much for the recommendation! Loving the exhaust!
Vehicle: 2023 Civic Type R
Total tuned time: 5 weeks
Tuned miles driven: 1000
Tuning device(s) used: hondata flash pro mini
Tunes used: hondata 91 basemap
Fuel used: 91 octane
Additional related mods: PRL HVI intake, Remark sports touring triple tip exhaust
Problems/issues: None so far...
Some interior upgrades done by Sweidit! Perforated leather and Alcantara OEM steering wheel and Alcantara wrapped top shifter panel with red Alcantara shift boot. Also added a custom Billetworkz shiftknob and acuity boot collar.
https://ww2.arb.ca.gov/our-work/programs/aftermarket-performance-and-add-parts
You can check here for CARB verified mods in CA. I know the PRL HVI and Intercooler are ok and some other intakes and stuff too. Hondata is on there too.