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73-87 Chevy _ GMC Trucks => Performance => Exhaust => Topic started by: Dirka on March 31, 2015, 07:03:55 pm

Title: Magnaflows
Post by: Dirka on March 31, 2015, 07:03:55 pm

Looking to get rid of my plain jane turbo mufflers and upgrade to some magnaflows. 
I'm running a rebuilt 400sbc hooker comp headers 2.5" true dual exhaust. 
Would a 14" or 22"  muffler be better? I'm sure the longer muffler will a be quieter, but not sure how it would effect the performance.

Title: Re: Magnaflows
Post by: Irish_Alley on March 31, 2015, 11:27:50 pm

what you need to do is look at the CFM of the mufflers the higher the number the better. i looked on magnaflows website about their mufflers and it doesnt mention cfms but if i remember right the box should