Down pipe mbrp
"It was truly not as difficult as some profess. I reviewed a couple of vids. Cut the head off the cobra and it slid right out (after a little cursing ) and twisting like a logic puzzle. Install - trim firewall seam and fold back (persuasion with hammer and solid brass square bar. Install clamp - tighten . Tada done - 1 person (not a mechanic) 8 hrs."