Steeda sleeper mufflers
Is anyone running these mufflers? How quiet are they and did you notice any horse power loss after installing them? I have 2 chamber Flows with off road and long tubes. I want to quiet it down! I think I will also change from a H pipe to an X pipe?
Thanks for the help
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1994 Mustang D.S.S. pro bullet 306, TFS heads, cobra Intake, 24lb inj, E-303 cam, 70mm throttle body, 75mm maf, 93 computer conversion, 3:73 rear, Kenny Brown subframe connectors, Eibach drag springs, Megabite jr's, Long tube headers, off road exhaust, 2 chamber flow masters...
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