... could indicate a broken up cat, which is not good. Had the same thing happen to my SHO Shop cat not long ago.
Black 98.5 SVT w/ KKM intake, 73mm MAF, ASP pulley, Optimized stock Y-Pipe, 24mm hollow rear sway bar, Magnaflow resonator, Magnaflow mufflers, Roush springs, KYB struts
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