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V8Landy
10th June 2008, 05:28 PM
I have my 91 3.9 disco booked in for a new exhaust.I'm going 2.5" right through from the twin pipes to the rear.My question is which muffler do i get them to put on.The guy i was talking to said i may need a triflow but i was thinking a sports muffler.Opinions and ideas welcome.Cheers Brett

2_door
10th June 2008, 05:43 PM
I havent heard of a tri-flow before, it sounds a bit restrictive. Normally most guys talk about a free flowing muffler like a straight through one.

depends on what you want I suppose, noise Vs suppression :angel:

V8Landy
10th June 2008, 05:56 PM
The tri flow comes in and does a circle before going out.I think it sounds restrictive also.I want to pick up a bit of power(if possible)and would like some better sound(It sounds a bit gay compared to Stirlsilvers).Cheers Brett

mickashay
10th June 2008, 06:04 PM
hi brett i have a 2 1/2sports exhaust on mine its sounds nice when i give it some done by mr muffler over my way,stirling has twins all the way through i think

long stroke
10th June 2008, 07:39 PM
Do this to it:twisted:

YouTube - Disco: New Exhaust Mods (http://au.youtube.com/watch?v=AtyKI57h3d0)

CHEERS TIM.

Ken
10th June 2008, 08:01 PM
When you get the exhaust done have a straight through muffler fitted in the centre of the system (just after the y pipe flange)and a resonator at the back near the bumper this will give good sound good back pressure and better performance (marginal but better)

njz
11th June 2008, 12:08 AM
I run a Magnaflow centre and a small hot dog resonator. 2.5" from the y-pipes back. Sounds :twisted:

YouTube - Discovery exhaust upgrade (http://www.youtube.com./watch?v=rVviv6xQ0gU)

dirtdawg
11th June 2008, 06:19 AM
do you haave extractors???, they help i have genie extractors though to a single 2 and a half inch sports system (i'll look under the disco later and take a pic for you) and it sound pretty good i'd say it pretty well the same as stirling's just kinds rumbles a bit more

RonMcGr
11th June 2008, 06:28 AM
I have my 91 3.9 disco booked in for a new exhaust.I'm going 2.5" right through from the twin pipes to the rear.My question is which muffler do i get them to put on.The guy i was talking to said i may need a triflow but i was thinking a sports muffler.Opinions and ideas welcome.Cheers Brett

I recently had twin 2" pipes fitted from )where the two exhausts on either side, go into one) to the junction, then a 2 1/2 " for the rest of the way.

It did have a straight though muffler and resonator at the rear. The exhaust drumming inside the car was so bad at 2,000 to 2,400 rpm, that I had the straigh through replaced for a "Triflow".

It still makes a hell of a noise from outside, but no drumming inside :D

Ron

long stroke
11th June 2008, 06:56 AM
I run a Magnaflow centre and a small hot dog resonator. 2.5" from the y-pipes back. Sounds :twisted:

YouTube - Discovery exhaust upgrade (http://www.youtube.com./watch?v=rVviv6xQ0gU)

NOICE!!

Pedro_The_Swift
11th June 2008, 07:01 AM
just run a Lukey ultra-flow at the end where the resonator normally sits.

no more than 2 and a half,,

or full twin one and 3/4

V8Landy
11th June 2008, 06:08 PM
No extractors just standard headers.From the advice and talking to the old man i think i will get a straight through sports muffler just after the y pipes then 2.5" straight through to rear and if it's too loud will get a resonater put on.My 91 disco is pretty loud anyway so the exhaust noise won't bother me much.I want it to sound like a real V8.Cheers Brett


do you haave extractors???, they help i have genie extractors though to a single 2 and a half inch sports system (i'll look under the disco later and take a pic for you) and it sound pretty good i'd say it pretty well the same as stirling's just kinds rumbles a bit more

matbor
11th June 2008, 09:01 PM
Love this.... just needs flames coming out of it :twisted::twisted: No good offroad though !

YouTube - Land Rover Discovery 4.6 Custom Exhaust (http://www.youtube.com./watch?v=QCr5_UPW7pY)

V8Landy
12th June 2008, 09:07 PM
Got the exhaust done today i decided to go 2.5" pipe with a sports muffler in the middle.It sounds pretty good,And has a real crackle to it when opened up will try it for a couple of weeks if i think it is to loud i will put a resonater on but at the moment i am very happy with it.Thanks for all the advice and links Cheers Brett

matbor
13th June 2008, 08:05 PM
Got the exhaust done today i decided to go 2.5" pipe with a sports muffler in the middle.It sounds pretty good,And has a real crackle to it when opened up will try it for a couple of weeks if i think it is to loud i will put a resonater on but at the moment i am very happy with it.Thanks for all the advice and links Cheers Brett


didn't happen without video :wasntme:

Fusion
13th June 2008, 09:19 PM
Got to hear the green machine first hand today :eek::eek: . Sounds awesome ..... wonder if i could get the TDI to sound like that :D:D:D:D:angel: