a_steezy Posted January 20, 2009 Report Share Posted January 20, 2009 (edited) today with some buddies tore out my muffler and put in a straight flow... zomg i love it, 5.9L V8 definently rumbles i'll post vids later, rushed going to a birthday dinner but here's straight from my phone no more than a $40, more like $30 fix and it's amazing, i'd reconmend it to anyone to do it yourself, just with a sawzall cut out muffler and slip tubing over i still have some small airleaks but i'm going to weld it soon Edited January 21, 2009 by a_steezy Quote '98 Dodge Durango 5.9L 5% front windows, 2.5% on all backs Alpine CDA-9883 Kicker ZX350.4 Kicker KS650's in all doors Kicker 1/0 hyperflex Link to comment Share on other sites More sharing options...
banginAltima Posted January 20, 2009 Report Share Posted January 20, 2009 You just killed a lot of your torque doing that.... Quote If you build it, db's will come... NSPL World Record Holder Trunk 0-1800 watts---147.9 with 1722 clamped watts @ 40Hz(9-20-09). Competition Only Record Holder Trunk 0-500 watts---148.1 2006 Nissan Altima 3.5 SE Currently Rebuilding.... My 150db Plus Trunk Build I do box designs. [benH] 6:24 pm: clipping doesn't really hurt subs [benH] 6:24 pm: being an idiot is what blows subs Link to comment Share on other sites More sharing options...
E-Train Posted January 20, 2009 Report Share Posted January 20, 2009 Good luck gettiing that to pass inspection, but I love the sound of a big V8 straight piped Quote 1997 4 Runner Alpine CDA-9886 4 Fi Audio X Series 12's 1 Crunch GP3000D Pro DC Power Inc. Alternator(Kickin out 15+ volts!) Link to comment Share on other sites More sharing options...
a_steezy Posted January 20, 2009 Author Report Share Posted January 20, 2009 Good luck gettiing that to pass inspection, but I love the sound of a big V8 straight piped it doesn't affect the inspections or smog checks, and the cat is still on up front and to bangin, it definently gets up and goes more than before, it's no longer restricted, dont know if you've seen the mufflers on these... 3ft by like 1.5ft huuuge ima start looking for a hi flow cat next Quote '98 Dodge Durango 5.9L 5% front windows, 2.5% on all backs Alpine CDA-9883 Kicker ZX350.4 Kicker KS650's in all doors Kicker 1/0 hyperflex Link to comment Share on other sites More sharing options...
str86diesel Posted January 20, 2009 Report Share Posted January 20, 2009 You also threw off your A/F ratio since more air is flowing..so I'd at least have that checked out so that you don't run too lean. Quote 2k6 Dodge Ram 2500...CUMMINS POWERED - SOLD Link to comment Share on other sites More sharing options...
hammerdown Posted January 20, 2009 Report Share Posted January 20, 2009 i have done the same to my durango and the torgue went up and the gas mileage was a lot better i could put in in went from 14 to 18 to the gallon by doing this u take away a lot of back pressure off the engine and it breaths a lot better i have passed all smog inspections as long as the Cat. is still there and the O2 sensors are good you have no problems in that area Quote Link to comment Share on other sites More sharing options...
treossi Posted January 20, 2009 Report Share Posted January 20, 2009 depends on what state you're in, in california, it would obviously fail the visual inspection, yes we have to do visuals, some shady smog stations don't though, depends on where you go Quote Team sundownWESTCOASTSPL.COM we're throwing dbdrag events very soon visit the website for details Link to comment Share on other sites More sharing options...
a_steezy Posted January 21, 2009 Author Report Share Posted January 21, 2009 depends on what state you're in, in california, it would obviously fail the visual inspection, yes we have to do visuals, some shady smog stations don't though, depends on where you go I'm in nevada so no visual also i'm thinking about it, there are two counties here, one is 30 minutes away and you aren't required to have a cat... hahaha dont think i'd go that far, it sounds nice where it's at youtube wasn't liking my videos but here they are on photobucket stock 5.9L V8, friend cut the vid short http://s19.photobucket.com/albums/b180/aun...nt=MVI_4842.flv Straight flow on the 5.9L V8 http://s19.photobucket.com/albums/b180/aun...nt=MVI_4843.flv sounds so nice imo, idles just like a boat, brub brub brub ha Quote '98 Dodge Durango 5.9L 5% front windows, 2.5% on all backs Alpine CDA-9883 Kicker ZX350.4 Kicker KS650's in all doors Kicker 1/0 hyperflex Link to comment Share on other sites More sharing options...
a_steezy Posted January 21, 2009 Author Report Share Posted January 21, 2009 i have done the same to my durango and the torgue went up and the gas mileage was a lot better i could put in in went from 14 to 18 to the gallon by doing this u take away a lot of back pressure off the engine and it breaths a lot better i have passed all smog inspections as long as the Cat. is still there and the O2 sensors are good you have no problems in that area x2 increase everywhere in power and gas mileage, i love it Quote '98 Dodge Durango 5.9L 5% front windows, 2.5% on all backs Alpine CDA-9883 Kicker ZX350.4 Kicker KS650's in all doors Kicker 1/0 hyperflex Link to comment Share on other sites More sharing options...
loganberry Posted January 22, 2009 Report Share Posted January 22, 2009 i think it sounds great!!! nice job Quote My F-150 Build GET ON THE BANDWAGON what if they tried messing with the amps when the subs werent louder hahah jk Link to comment Share on other sites More sharing options...
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