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Exhaust Silencer - Diesel E53 Facelift
Posted: Fri Apr 10, 2015 9:09 pm
by X5-D-Sport
Any one know of a link to see the internal layout of the standard rear silencer that's been opened up for the Facelift 2004 diesel ?
I've done a bunch of searches, and can find every silencers guts known to man or beast - Except the one I'm looking for....
Any links appreciated.
Re: Exhaust Silencer - Diesel E53 Facelift
Posted: Fri Apr 10, 2015 10:29 pm
by Horizon
[quote="X5-D-Sport Salisbury"]
Any one know of a link to see the internal layout of the standard rear silencer that's been opened up for the Facelift 2004 diesel ?
I've done a bunch of searches, and can find every silencers guts known to man or beast - Except the one I'm looking for....
Any links appreciated.
[/quote]
If your thinking of altering the flow of the OEM backbox to enable rear exit don't bother.
I had mine removed and piped straight through and out the back.
Totally ruined the drivability of the car, lost low down torque.
BMW spend loads of money developing the correct back pressure and we interfere and then wonder why it's not as good.
If you weren't contemplating this I apologise

Re: Exhaust Silencer - Diesel E53 Facelift
Posted: Fri Apr 10, 2015 10:41 pm
by X5-D-Sport
Was going to pipe it out of the back, but do it internally keeping the pressures the same & exit out of the rear instead of front & under..
Hence wanting the layout & working out where the gubbins have to go to achieve this & all the correct pressures etc.
Re: Exhaust Silencer - Diesel E53 Facelift
Posted: Sat Apr 11, 2015 8:41 am
by Horizon
[quote="X5-D-Sport Salisbury"]
Was going to pipe it out of the back, but do it internally keeping the pressures the same & exit out of the rear instead of front & under..
Hence wanting the layout & working out where the gubbins have to go to achieve this & all the correct pressures etc.
[/quote]
See page 4 , way to go I think.
http://xdrivers.co.uk/forum/index.php/t ... 98.45.html