Howsee Donating Members 785 Member For: 17y 2m 18d Gender: Male Location: Carindale, Brisbane Posted 24/07/11 07:05 AM Share Posted 24/07/11 07:05 AM Hey all,I have an FPV GS that I'm looking at putting an X-Force twin 2 1/2" cat back quad exhaust onto, I'm just trying to decide as to whether the varex mufflers are worth installing at the same time???The exhaust I have currently had the Bi-Modal system which I love, but I'm yet to hear of anyone using the varex mufflers as I'd love the extra flow, power and noise of a modded exhaust but I also like being able to sneak out in the dead of night or rolling past the boys in blue.I'm unsure as to how much they are on top of the normal system, so any and all info would be great.CheersHowsee Link to comment Share on other sites More sharing options...
Dillz Three pedals are better then two.. Donating Members 15,637 Member For: 17y 6m 28d Gender: Male Location: Melbourne Posted 24/07/11 07:45 AM Share Posted 24/07/11 07:45 AM After seeing two cars get pulled over to the side and epa'd within about 5 mins of each other entering macca's the other night, I'd strongly think about getting one put on any full exhaust system now. Link to comment Share on other sites More sharing options...
Pazzo Donating Members 11,132 Member For: 14y 2m 2d Gender: Male Posted 24/07/11 07:49 AM Share Posted 24/07/11 07:49 AM I brought this up but was still unsure, heard one a N/A which had it on the rear sounded ok when open and dead quiet, even more than stock closed. For a outlay of $389 on ebay I think it's not a bad idea. Link to comment Share on other sites More sharing options...
Howsee Donating Members 785 Member For: 17y 2m 18d Gender: Male Location: Carindale, Brisbane Posted 24/07/11 07:55 AM Author Share Posted 24/07/11 07:55 AM The thing is I'm only doing the catback system as I'm not chasing that much hp, it's more just for the note that's all and having the ability to completely silence the vehicle when needed Link to comment Share on other sites More sharing options...
Impellor Member 835 Member For: 14y 5m 4d Gender: Not Telling Posted 24/07/11 08:00 AM Share Posted 24/07/11 08:00 AM (edited) Howsee, I wouldn;t bother mate. I seen where one tuner put a full system on and made 3 rwkw's. He was a little disappointed as you would be, but did say how efficient the factory system must be, cheers Edited 24/07/11 08:01 AM by Impellor Link to comment Share on other sites More sharing options...
mattyb Donating Members 1,097 Member For: 16y 6m 10d Gender: Male Location: Gold Coast, QLD Posted 24/07/11 10:45 AM Share Posted 24/07/11 10:45 AM I have mates with these on their sti's running large systems with no cats... closed they are quieter than stock, but open = flames and lots of noise, lol. Link to comment Share on other sites More sharing options...
1NSANE Donating Members 279 Member For: 14y 7m 15d Gender: Male Location: South West Melbourne Posted 24/07/11 01:52 PM Share Posted 24/07/11 01:52 PM I had one on my Legnum VR4. One of the best things I did. Only thing is that when closed it will obviously affect any tune as it only breathes through a very small hole and the power is hugely down. Cost me $500 installed at the time for 3" straight through cannon. Looking to do it eventually to the xr6 but have to suss out what happens to the car when closed Link to comment Share on other sites More sharing options...
Tocchi Sandtrap Motorsport Donating Members 2,055 Member For: 16y 29d Gender: Male Location: Perth Posted 25/07/11 01:38 AM Share Posted 25/07/11 01:38 AM have it on my XR8, stock pipes, centre muffler removed, just the varex at the rear.on quiet mode it's actually almost stock quiet,but when open, loud FG is loud Link to comment Share on other sites More sharing options...
Barra Donating Members 467 Member For: 16y 1m 10d Gender: Male Location: Toowoomba Posted 25/07/11 01:52 AM Share Posted 25/07/11 01:52 AM I'm also wondering what affect it may have on back pressure when in quiet restricted mode, even for a short time? I guess you only need it to be quiet when you're not getting up it. Can anyone shed some light on the negative effects if any? Link to comment Share on other sites More sharing options...
T6EGO Donating Members 91 Member For: 14y 7m 21d Gender: Male Posted 25/07/11 04:33 AM Share Posted 25/07/11 04:33 AM (edited) Hey guys I enquired with xforce about a suitable Varex system to suit my full xforce twin 2 1/2" exhaust and they said that. one .. The muffler listed on their website doesn't even exist and two these muffler are not suitable for high powered vehicles when the valve is closed. So I'm not too sure as to what we can make of this information. so I have just left my xr6t as is and hope EPAStays away Edited 25/07/11 04:40 AM by T6EGO Link to comment Share on other sites More sharing options...
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