Finally installed my custom 3" exhaust

[Ironroad9C1]

Still trying to understand why people want to install a barn door in the middle of the exhaust flow, and I know the wrinkle bent curves on that y pipe do not flow nearly as well as the stock dual down pipes.

 

[shamrock246]

Did you notice any preformance increase with this setup?

 

[GMRedline]

Did you notice any preformance increase with this setup?

The butt dyno is always extra sensitive with new mods!

I noticed that the engine doesn't fall on it's face as hard in the higher RPMs. So the cat-back seemed to open up the top end a little.