Originally Posted by bmorgan
Ok, I am getting my LET tune in Atl. on 12/12. I am also considering removing my back 2 cats and doing a resonator delete. My question is..... do the exhaust mods affect the tune? The reason I ask, is that I was planning on waiting until spring to do the exhaust mods. Should I go ahead and get this done prior to the tune?
Knowing other cars I would say yes, wait on the tune until your done with your airflow mods. I'm sure the crossfire is the same way (can't imagine why it wouldn't be)