how to build a custom exhaust system
This article will show you how to build a custom exhaust system from the headers to the tail pipe. We will use two small mufflers on each side to improve the appearance and flow characteristics and three inch diameter exhaust pipe.1. The first thing to look at is the angle of the header collector flanges.In this case, the passenger side is pointing inward and slightly down, and the driver side is pointing almost straight back and down. We want both to point straight back and parallel to the ground.. The first thing to look at is the angle of the header collector flanges. In this case, the passenger side is pointing inward and slightly down, and the driver side is pointing almost straight back and down. We want both to point straight back and parallel to the ground.