I currently daily a 2012 Supercrew with lts, highflo cats and a Roush catback. For context, I bought the catback before the longtubes and it droned BAD. The longtubes help a bit, but the drone is still quite annoying with the roush muffler. I have looked into getting a corsa Xtreme system, which...
Was walking past the truck today and saw what looked like hay in the exhaust pipe...closer inspection it looks like fiberglass. Google says it's the resonator failing. You guys have this happen? I don't think I care about the resonator, but I don't like the exhaust being unilaterally crappy.
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