WIDE OPEN Magnaflow muffler destroys Flowmaster!
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WIDE OPEN Magnaflow muffler destroys Flowmaster!
So we pulled the Flowmaster out of the Mufflex 4" today and swapped it with a much lighter straight through Magnaflow muffler. Not only did the Magnaflow make a nearly 10rwhp peak gain, it was also 7db quieter than the Flowmaster! No more drone!
Magnaflow!
Magnaflow!
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Originally Posted by Ferocity02
Flows sound great, but are **** for performance. The numbers don't lie, Flowmaster cross-flow mufflers suck
#5
I don't like flowmasters either...and magnaflow is my favorite for the f-body, I'm going to upgrade to the catback eventually...right now I just have a cutout and magnaflow muffler hehe
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flowmaster on a all stock car sounds great... magnaflow with all the neccessary bolt-ons sounds better with all the air you can give it...performance wise....I don't think HALF the people care on the performance aspect of a catback. We listen to sound clips for what sound effect suits your needs...hardly the hp gains... I know I would chose a catback that sounds awesome over one that might give me a couple more horses...so either..theirs never the right answer