Deza3000 Posted May 9, 2013 Share Posted May 9, 2013 Hey guys,bit of a noob on this topic, was just thinking of buying a new exhaust system, i found a rb25det (turbo) cat back exhaust, comes with 2.75 inch piping and a high flow cat, canon tip muffler all for a really cheap price, and was wondering if it will be droney on my n/a, or will it give a nice note? I heard 3'' exhausts are terrible for n/a's, all you end up with is a farty exhaust and nobody wants that =p Also wondering will it directly bolt on to the factory flange or will i need to do some welding ==' Cheers guys Link to comment https://www.sau.com.au/forums/topic/424970-na-r33-exhaust-system-275-inch-cat-back-droney/ Share on other sites More sharing options...
bozodos Posted May 9, 2013 Share Posted May 9, 2013 yep it'll sound like absolute shit. Save $ for mods on your next car Link to comment https://www.sau.com.au/forums/topic/424970-na-r33-exhaust-system-275-inch-cat-back-droney/#findComment-6845295 Share on other sites More sharing options...
ARTZ Posted May 9, 2013 Share Posted May 9, 2013 shuddup Boz ya meanie....should be ok if it has a resonater in the middle...and by cheap you mean 50$ right.... Link to comment https://www.sau.com.au/forums/topic/424970-na-r33-exhaust-system-275-inch-cat-back-droney/#findComment-6845305 Share on other sites More sharing options...
Deza3000 Posted May 10, 2013 Author Share Posted May 10, 2013 (edited) Haha yea second hand 100 dollars, looks like he spent a fair bit on it as well judging by his receipts, it was the only reason i was considering it =p Well if worse comes to worse i could always switch back to my factory exhaust but keep the high flow cat aye ? It has a hot dog resonator (i think thats the technical name for it) Edited May 10, 2013 by Deza3000 Link to comment https://www.sau.com.au/forums/topic/424970-na-r33-exhaust-system-275-inch-cat-back-droney/#findComment-6845505 Share on other sites More sharing options...
mad082 Posted May 10, 2013 Share Posted May 10, 2013 probably going to drone like hell, even with a resonator. the turbo actually quietens down an engine, so while it would've been reasonable on the turbo, it will be loud on a natro. however if you find it too loud then you could go to an exhaust shop and have them fit a decent rear muffler (cannons are shit for actually reducing noise. an oval muffler is much better) or bigger resonator. or both, which is probably what it will need Link to comment https://www.sau.com.au/forums/topic/424970-na-r33-exhaust-system-275-inch-cat-back-droney/#findComment-6845844 Share on other sites More sharing options...
Deza3000 Posted May 10, 2013 Author Share Posted May 10, 2013 probably going to drone like hell, even with a resonator. the turbo actually quietens down an engine, so while it would've been reasonable on the turbo, it will be loud on a natro. however if you find it too loud then you could go to an exhaust shop and have them fit a decent rear muffler (cannons are shit for actually reducing noise. an oval muffler is much better) or bigger resonator. or both, which is probably what it will need Yea i asked him if it droned on his car, he said it did a little bit when he installed a bigger turbo, so im guessing the lagg from the turbo made it sound like a n/a with a 3 inch exhaust. But he said the stock turbo note was perfect. One of my mates told me to just install the high flow cat and the canon, and leave the 2.5inch b-pipe stock so it will quieten the noise with he stock resonator. Anyways not too fussed about it, just dont want to keep my hopes high that it'll sound good. Cheers for the quick reply. Link to comment https://www.sau.com.au/forums/topic/424970-na-r33-exhaust-system-275-inch-cat-back-droney/#findComment-6846165 Share on other sites More sharing options...
Captain Natro Posted May 16, 2013 Share Posted May 16, 2013 For 100 bucks you can't go wrong, in my experience (having owned one of the RB powered snails) they are all droney, some people claims there's isn't but I've been in alot and if they make any form of audible note outside it drones inside..... Keep it quiet or put up with the drone 1 Link to comment https://www.sau.com.au/forums/topic/424970-na-r33-exhaust-system-275-inch-cat-back-droney/#findComment-6854460 Share on other sites More sharing options...
Deza3000 Posted May 23, 2013 Author Share Posted May 23, 2013 Just an update on the exhaust guys, i ended up purchasing it for 120 bucks, ,I took your advice and installed it at an exhaust shop, got the 2.75 inch hot dog resonator cut out and welded a 2.5inch one, i also purchased a silencer and bolted that onto the canon. Now the car just has a humble note to it, no drone or raspy sounds at all. Its slightly louder than my factory but not by much (which is what i was hoping for). The silencer has this volume control thing on it, so i could make it a bit louder or more softer if i wanted. Anyways cheers for the help guys, helped me a lot! Link to comment https://www.sau.com.au/forums/topic/424970-na-r33-exhaust-system-275-inch-cat-back-droney/#findComment-6862780 Share on other sites More sharing options...
niZmO_Man Posted May 24, 2013 Share Posted May 24, 2013 How does it drive compared to standard exhaust? Link to comment https://www.sau.com.au/forums/topic/424970-na-r33-exhaust-system-275-inch-cat-back-droney/#findComment-6863683 Share on other sites More sharing options...
Deza3000 Posted May 24, 2013 Author Share Posted May 24, 2013 How does it drive compared to standard exhaust? Honestly, pretty much the same mate, havent flogged it yet, fuel efficiency wise also still the same. Link to comment https://www.sau.com.au/forums/topic/424970-na-r33-exhaust-system-275-inch-cat-back-droney/#findComment-6864687 Share on other sites More sharing options...
-S- Posted June 7, 2013 Share Posted June 7, 2013 my friend installed a 3.0 inch one on his rb20 NA... i havent asked him how it is. Link to comment https://www.sau.com.au/forums/topic/424970-na-r33-exhaust-system-275-inch-cat-back-droney/#findComment-6882042 Share on other sites More sharing options...
Bennis Posted June 11, 2013 Share Posted June 11, 2013 Putrid lol. Twincam n/a RB's in standard attire sound aids. Stock exhaust > all in this case OR 2.5" piping and two huge OVAL mufflers. A stock or very subtley louder exhaust will sound alot better then the raspy drone you will get from that exhaust. Link to comment https://www.sau.com.au/forums/topic/424970-na-r33-exhaust-system-275-inch-cat-back-droney/#findComment-6886046 Share on other sites More sharing options...
AlexWaltham Posted July 6, 2013 Share Posted July 6, 2013 Iv got a 3" Cat Back on my N/A and it has two mufflers (that are pretty big) and it doesnt drone or anything sounds good enough lol but now i have a exhaust leak from were my down pipe joins to the cat (So it sounds horrible for now) Link to comment https://www.sau.com.au/forums/topic/424970-na-r33-exhaust-system-275-inch-cat-back-droney/#findComment-6917387 Share on other sites More sharing options...
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