[bestatchess]

Cats are warranted to 8 years / 80,000 miles under federal law. If the cats fail, grit can be back sucked into engine, so a cat code should not be ignored.

Some have complained that Banks kills low end torque. Potential fix:

http://www.titantalk.com/forums/tit...cations/115432-banks-y-pipe-swap-install.html