NP Blog

Think an exhaust is just a bunch of pipes welded together? Think again, design matters, fitment and clearance matter, but most importantly MATERIALS matter. 304, 321, 409, 201, we tend to rattle on about material grades when we talk about our product vs. other products on the market. But rarely do we dive in and discuss the details of what each of these materials are, why their use in exhaust design is important and why it's important to be able to trust that the company you spend your money wit …