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LT7A · 01-05-2018, 07:15 AM

Magnaflow metal matrix cat was worth the cost for me. Put it in front of a Flowmaster cat-back system. It does let a little more sound through, too.

01-05-2018, 07:15 AM	#5
LT7A Registered User Join Date: Oct 2015 Location: PNW Posts: 3,509	Re: Exhaust help! 5.7 vortec plugged cats..worth paying for larger diameter replaceme Magnaflow metal matrix cat was worth the cost for me. Put it in front of a Flowmaster cat-back system. It does let a little more sound through, too.