[Vwdiesel] CR particulate filter

Chris Geiser cfgeiser at gmail.com
Wed Feb 16 20:56:15 PST 2011


I wonder if non-particulate filter exhaust manifolds (from early TDIs) would
fit the new TDI's to by-pass / remove that whole system?

CG

**Sent with mobile device.
 On Feb 16, 2011 10:50 PM, "James Hansen" <jhsg at sasktel.net> wrote:
> My Dad's 08 duramax has a particulate filter. Particle traps really aren't
> the best thing going. Mileage with: 12 Mileage without: 18. I'm told that
> every 900 km, the particle traps uses 11 litres of fuel to cycle it and
burn
> off the pesky carbon. Seems.... wrong. He promises to never drive it in
> California.
> If you would stop the fuel from going to the particle trap, it would
> eventually plug and be expensive to replace. EGR motors have the
combustion
> temps cooled so much to not make nox, that the trap would never get hot
> enough to clear on it's own. Much better and vastly more efficient to run
> the combustion temps really hot, then deal with the nox with a urea cat.
> -james
>
> -----Original Message-----
> From: vwdiesel-bounces at vwfans.com [mailto:vwdiesel-bounces at vwfans.com] On
> Behalf Of Travis Gottschalk
> Sent: February-16-11 2:27 PM
> To: vwdiesel at vwfans.com
> Subject: Re: [Vwdiesel] CR particulate filter
>
>
> I don't think you want to stop the fuel from dumping into the particulate
> filter unless you want it to plug sooner robing you of cash (very
expensive)
> and MPG. Only other option is to remove it and install a custom downpipe
> (already being made) and then you HAVE to have a tune as well. But you
would
> want to be out of warranty. They have HUGE HP gains when that is done to
> them. Said thing is that most diesels have this style of particulate
filter
> on them. Our lube trucks on the mine are over the road trucks and we have
to
> drive them on the public road once in a while to activate the regen
process
> as you need to be above a certain speed. I think it is the same on the CR
VW
> diesel as well.
> Travis G
>
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