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GEON

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Discussion starter · #1 ·
Just wondered if anyone recommends fuel additives for the new diesel motor. Years ago I had a diesel truck and there was a fuel additive (redline?) that someone recommended to keep the fuel "happy".
 
I didn't see any posts that specifically talked about the new motor.
The 2014 "new" motor isn't "new"... It's the same TDI as 2013 and essentially not too different from all other versions of the 6 cylinder TDI.

Fuel treatments are related more to the quality of your diesel fuel availability where you will be doing the majority of your driving.

A fuel supplement won't "hurt", but costs a little more per tank per "dose". If you feel the local fuel warrants it, after reading the HOURS of info here on CT, then do it.

Personally, I use Power Service Diesel Kleen Silver , except for Nov-March in the North East , I use the White for those few months. At close to $18 for a gallon (128 ounces), this gives me 21 doses at 6 ounces per dose, when refilling near 20 gallons (about 3/4 tank, I refill near the 1/4 mark). That's roughly $0.86 a dose... Pretty cheap insurance for lubricity, if in fact it does work.
 
Stanadyne... I asked my service center about it and they say it is approved and recommended by VW... But it is kind of hard to get. I buy it by the case from a store on Amazon.
 
For a novice like me on these additives, what is the difference between Opti-Lube vs Syanadyne vs Ceratec?
Understand they all improve many things in the engine, but is there one better than the other other?

For my Aussie friends, do you know if any of these additives impact standard or extended warranty?
 
You'll find a lot of opinions and anecdotal comments about additives. Very little data. ...
That part is very true. And the data that you can find, is not really comparable from one product to another, so it's hard to tell what really works and what doesn't.

One thing, howeer, that I think is probably more important than additives, is making sure that you have something in your tank when it gets cold so that you don't gel. This is the voice of experience after experiencing gelling for the first time last winter. No fun. No fun at all...

I don't use additives at any other time of year. Just when it's cold. YMMV...
 
That part is very true. And the data that you can find, is not really comparable from one product to another, so it's hard to tell what really works and what doesn't. One thing, howeer, that I think is probably more important than additives, is making sure that you have something in your tank when it gets cold so that you don't gel. This is the voice of experience after experiencing gelling for the first time last winter. No fun. No fun at all... I don't use additives at any other time of year. Just when it's cold. YMMV...
I've never experienced gelling and I hope I never do. Luckily my Treg is garaged and freezing temps are mostly not an issue.

When I'm filling the tank I add Stanadyne first and I always tell the attendant "it probably doesn't do any good but it makes me feel better" which is usually good for a laugh (no self serve in Oregon). Anyway I'm confident it doesn't do any harm and it might actually do some good.
 
I've never experienced gelling and I hope I never do. Luckily my Treg is garaged and freezing temps are mostly not an issue.

When I'm filling the tank I add Stanadyne first and I always tell the attendant "it probably doesn't do any good but it makes me feel better" which is usually good for a laugh (no self serve in Oregon). Anyway I'm confident it doesn't do any harm and it might actually do some good.
Time to get some winter fuel in the tank even if garaged. Just driving in the cold weather can get your fuel to gel, depending on the temp. It can create big problems if that happens with the adblue system. This is why there is winter diesel and summer diesel.
 
Immediately after putting a bottle of Stanadyne in my 02 Golf TDI, the injection pump started leaking like a sieve. Not sure if that was coincidence or the additive. I run Power Service Diesel Kleen (large silver jug at Wal-Mart, Tractor Supply) and I've never heard adverse effects of doing so on later model CR engines.
 
For a novice like me on these additives, what is the difference between Opti-Lube vs Syanadyne vs Ceratec?
Understand they all improve many things in the engine, but is there one better than the other other?

For my Aussie friends, do you know if any of these additives impact standard or extended warranty?

Opti-Lube and Stanadyne are FUEL additives designed to improve quality of diesel fuel – by raising cetane numbers, improving lubricity, removing water vapors from fuel, etc. The Ceratec is engine OIL additive designed to reduce friction of the engine moving parts by coating them with ultra-thin layer of ceramic compound.
 
I've put optilube in every tank of my Touareg since new. If you do a little research, the lubricity required for the pump in your Touareg is higher than what is required by the diesel fuel providers in the US. For this reason I would not drive my TDI with a HPFP without additives in the USA. At the very least it'll prolong the life of your pump at the worst it'll save it from catastrophic meltdow
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