cai

Just installed a CAI in my Si and now it seems I need a tune since the intake triggered a CEL and surge idling. Obviously, I could go Hondata but are there other options out there? Is there a way to buy a tune online and then buy an OBD to USB and upload it to my ECU via a laptop? Is there any...

Recently I received my Skunk2 intake and decided to make a DIY because this install can be complicated for first timers. This install took me about 8+ hours. I also made a printer friendly PDF with pictures attached to this thread. This guide will not explain every single removal procedure, it...