Originally Posted by lsvtecSCbeast
The rest of the exhaust is aftermarket 2 1/2 and they put extention pipes on the front and the rear of the cat that were smaller than the stock hf exhaust pipe!Tell me that wouldent matter!!!!!!!!!!!!!!!!!!!!!!!!!!!
My question still exists? Cause im boosting soon and I don't have an Aftermarket exhaust and I don't want to blow my motor up. So If I was boosting, on stock exhaust, would there be any problems or would I barely even reach boost at all?