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WOT Hesitation after exhaust upgrade

Posted: Fri Sep 02, 2016 11:46 pm
by mpaladino
Apologies in advance if this has been covered. I searched the forum and couldn't find anything....

I just upgraded my 2014 Challenger RT to a Borla S-Type exhaust, and I have the Mopar Scat CAI. I have the 91 tune installed with boost set to 15%.

When I go WOT (to the floor) I notice a lot of hesitation and it feels there's a bit of torque loss.

Any ideas what could be causing this? Do I need to adjust WOT Spark or Fuel? I'm going to try the #2 fuse pull trick, but lemme know what you think.

Thx

Re: WOT Hesitation after exhaust upgrade

Posted: Sat Sep 03, 2016 5:29 pm
by mpaladino
Ok... here's an update. Hope it helps anyone who's had the same issues...

I pull fuse #2 (NGC module) for approximately 10 minutes. Put it back in. Made a lot of difference but the car still had slight hesitation if I punched it. I backed the throttle boost down to 2.5% from 15%. BOOOM! Head snapping torque is back.

Happy tuning.