Thread: Dual exhaust on n/a 3.8

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  1. #1 Re: Dual exhaust on n/a 3.8 
    GTX Level Member tod1d's Avatar
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    have you done anything to the intake yet? my stock dual mufflers sound much better after adding a cone air filter

    2007 Pontiac Grand Prix
    http://www.cardomain.com/ride/2990036
    L26, CAI, HV3, ER Rockers, PLOG, Overkill Tune, flipped dog bones
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  2. #2 Re: Dual exhaust on n/a 3.8 
    GT Level Member MBruneaux's Avatar
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    Quote Originally Posted by tod1d View Post
    have you done anything to the intake yet? my stock dual mufflers sound much better after adding a cone air filter
    X2.... I thought it was just psychological
    2001 Grand Prix GTP - Daily Driver12" front brake upgrade ('05 Monte), Raptor tune, Open cone, Front and rear strut tower braces, SS brake hoses, BMR trailing arms, ZZP 3" catted downpipe, Dorman front sway bar, GMPP rear sway bar, solid trans and engine mount, flipped dog bones and Borla exhaust.
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