Adblue delete vs full eco kit by Rawtec

turbobrick240

Top Post Dawg
Joined
Nov 18, 2014
Location
maine
TDI
2011 vw golf tdi(gone to greener pastures), 2001 ford f250 powerstroke
It looks to me like that TRW delete pipe deletes the DOC (diesel oxidation catalyst) and DPF, but not the NOx cat and everything downstream in the exhaust. I suspect most people gut those out to give the appearance of legality.
 

adjat84th

Veteran Member
Joined
Dec 13, 2008
Location
Virginia Beach, VA
TDI
'01 Jetta TDI/'15 Golf TDI
It looks to me like that TRW delete pipe deletes the DOC (diesel oxidation catalyst) and DPF, but not the NOx cat and everything downstream in the exhaust. I suspect most people gut those out to give the appearance of legality.
And here I am thinking that larger cat (sort of below the shifter) was just the regular cat and not the NOx one. Not sure if that changes anything for the OP's question or changes anything with any tuning requirements.
 

Flybuzz

Active member
Joined
Apr 26, 2021
Location
Virginia
TDI
Golf Sportwagen SE TDI 2015
I finally pulled the trigger on getting the TWR downpipe after looking at all the mess with Rawtec.
Does anyone have a first hand experience buying from their online store?
The checkout process with TWR was odd. Their website uses SSL, but the webstore has no SSL encryption. I almost thought it was a hacked page. It's been like this since last May at least. The webstore page asked me to fill the form with address and submit. No credit card information was collected. Then nothing happened, so I texted them through WhatsApp. In the morning they answered the text and told me that I can either wire or paypal the money to such and such bank account or email address on paypal. The guy in their WhatsApp support told me he's going to check the status of the payment... tomorrow.
Sitting and waiting now. I have a feeling I did something really silly. :/
 

Flybuzz

Active member
Joined
Apr 26, 2021
Location
Virginia
TDI
Golf Sportwagen SE TDI 2015
I used PayPal as well, and they responded via Whatsapp fairly promptly. I didn't get any bad vibes from them.
It's a relief to know that I wasn't not alone. To be fair, I didn't get bad vibes from "them". The vibes came from the fact that I was asked to use a non-reversible form of payment outside of their webstore. It's the first time in my life I see this kind of checkout process from presumably big and reputable company. Well, anyway, good to know that it wasn't just my imagination.
BTW, I'm looking at your MPG. So much higher than mine! Impressive! What do you think my car is missing?
 

adjat84th

Veteran Member
Joined
Dec 13, 2008
Location
Virginia Beach, VA
TDI
'01 Jetta TDI/'15 Golf TDI
The smaller European companies may prefer bank transfer so they're not slapped with 3% fees from a credit card. Can't really blame them.

I haven't updated my Fuelly mileage in a good while to be honest. The MK7 I currently average in the low-mid 40s just due to driving less highway. It'll still push 50mpg in it's current form though.
 

Flybuzz

Active member
Joined
Apr 26, 2021
Location
Virginia
TDI
Golf Sportwagen SE TDI 2015
@adjat84th do you think my numbers are normal for the MK7 wagon 6-speed CRUA? What mods should I be looking next to get it to breathe right, while having a bit more power? I was thinking of getting new injectors. This will call for a fuel pump upgrade and likely clutch too. Thinking of what happened to Rawtek guys just knocked me out. I probably have to get the full exhaust from TWR, not just a downpipe. Any recommendations for a reputable makers, while they are still around?
 

adjat84th

Veteran Member
Joined
Dec 13, 2008
Location
Virginia Beach, VA
TDI
'01 Jetta TDI/'15 Golf TDI
Depends on your commute. If you lived in NoVa and had to suffer the typical traffic, I'd say 36mpg isn't half bad. But don't think you'd be looking into a downpipe if you did live up that way.
I think my better than average consumption is mostly driving style and the roads I have around me.
Lightweight wheels, CP3, properly inflated tires (35-38psi isn't even that high) definitely contribute as well.
Back when I had just stock turbo and stage 2 "eco tune", it was not difficult to get low 50s at all and best tank was 54 or 56mpg all lower speed highways. I had two 700 mile tanks back then which is tough on the MK7.

As for full exhaust, I would trust TRW for the full turbo-back setup. I asked them to make a 76mm (3") "cat-back" for me which they had not done before on the MK7 Golf. I was pleased with the quality of the material and the welds, and it only needed a slight tweak to one of the hangers in order to clear everything just right. 2.5" would be more than enough for the CRUA though. It wasn't shipped in a box which I thought was interesting, but it was fine. Shipping did take a couple weeks if I recall too.
 

Flybuzz

Active member
Joined
Apr 26, 2021
Location
Virginia
TDI
Golf Sportwagen SE TDI 2015
I drive a lot on a highway. Mileage wise probably 90% on a highway. Local trips can still drag the mpg down, I understand. 41 mpg is my absolute maximum though.
Could that be from the fact that tuned vehicles dos not do regen cycles? It's been almost 18k miles and 9 months on the Stage 2 Malone tune.
 
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