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2014 Silverado 5.3 LTZ w/Magnaflow
Posted: Wed Jun 03, 2015 1:23 am
by nickstl77
Is there any tune specifically for Magnaflow mufflers? Thanks!
Re: 2014 Silverado 5.3 LTZ w/Magnaflow
Posted: Wed Jun 03, 2015 8:04 am
by 06MonteSS
mufflers do not affect a tune at all.. so no special tuning needed for just mufflers.. they are only for sound, no gains..
Re: 2014 Silverado 5.3 LTZ w/Magnaflow
Posted: Mon Sep 07, 2015 8:31 pm
by gto3764
How about a cat back system? I have the Borla ATAK system on my 2014 Silverado.