Are you talking about including headers?
Or are you just doing cats on back?
Doing away with the cats?
Straight pipes all the way?
X-Pipe or H-Pipe?
There are many different combinations so we would need to know exactly what you would want to do.
I would think you are going to get a tuner and a good CAI to get the car running at full power when you change the total exhaust.
2012-candy red- V-6 MCA, Automatic Trans. CFM Valve cover breather. MMD blackTail light trim.Magnaflow axle back street mufflers, JLT oil catch can.MMD hood struts.
Airaid Cold Air intake. red caliper covers, 3.7L performance engine cover, Flat black hood spears.Boss 302 strut brace, CDC rear panel, Trunk Cargo net,--Dash carpet cover,
Viser stickers to cover ugly yellow warning crap,Aluminum driveshafft and Swarr Bar.