Thanks for quick reply. I get it about EPA.

Air sys not removed - just pulled the relay to disable. Motor is getting a bit noisy. I wanted to see if I got codes.

Thanks for info on tunes. Gives me alternatives.

Thanks - Ed Reed

2001 Camaro SS Convertible w/A4 - no mods - U7198/9R17

I diabled the secondary air injection system. I am getting code and SES Light. It seems the older level U7198 could disable the codes/sensors for this and other emission items. How can I get at these functions? I live in non-emission state ...

Whoa - thanks for the quick reply.

I just bought these tires - got about 200 miles on them.

I was kinda hoping I could just back down timing or fuel a bit in your tune but maybe I'll try modding up my stock tune in upper gears and leave low/1st alone.

Thank you for your help and thanks for ...

2001 Camaro SS Convertible w/A4 - no mods - U7198/9R17

I just installed the Diablosport tune. A very noticable increase in performance - Good Job you guys.

My questions:

1. I did not see a screen to choose the tranny - did I miss something?

2. Can I adjust shifting points/firmness or is it ...