Magnaflow 14862 Muffler. I wanted the dual round tips and it sounded good on Youtube! Great quality product. Got it through amazon.com . I had a local muffler shop install it. Not JDM, but I may upgrade in the future.
OBX Headers from www.amazon.com. Depending on your OE ERG setup, the Mazda ERG 2 would not line up perfectly with the OBX mount and that was the only problem I had. I had to get a pipe made to fit up to my ERG valve. If I had to redo it, I would block it off.
The EGR Tube was tack welded in place. Custom EGR - to - exhaust manifold tube. The headers would not work with the factory EGR tube. I went to Mazda first and tried different years of mx-6's to see if they had the fit perfect, but they did not. So I got a friends help to fab me one.
One of the studs on the cross-member had to be filed off. I had to indent the right side of the cross member, directly below the exhaust so the exhaust pipe would not rub. If I had to do it again, I would of ordered King6's Cross Member:
https://www.king6fab.com/product/rear-cross-member-standard/