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Synthetic ATF and A4??

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Old Nov 2, 2004 | 08:09 PM
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Default Synthetic ATF and A4??

Wanted some feedback. I had a Tranny temp warning the other day tracking the car at Sebring. Thought it was a good idea to change tranny fluid. Was going to go with synthetic but heard it was a with an A4?? Recomendations!!!
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Old Nov 2, 2004 | 09:12 PM
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I was recently at an autocross and most of the guy's were running Royal Purple trans fluid that takes the place of the Dexron and they loved the stuff, made the trans shift much smoother
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Old Nov 2, 2004 | 09:40 PM
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I run Amsoil synthetic ATF and haven't had any problems.
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Old Nov 3, 2004 | 12:18 AM
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Who has the definitive answer weather you should or should not use Synthetic ATF in your A4??
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Old Nov 3, 2004 | 12:26 AM
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Originally Posted by hightest
I run Amsoil synthetic ATF and haven't had any problems.
Are you running that in an A4 or M6? I have been looking through the threads and am seeing alot of different opinions. Alot of info about manuals but not much on A4's and Synthetic.
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Old Nov 3, 2004 | 05:03 PM
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Chuck of FLP Trannsmission does not recommend synthetic ATF in their level 4 & 5 trannys.
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Old Nov 3, 2004 | 10:51 PM
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Amsoil ATF in my A4 with 3.73 & SS-3600....NO PROBLEMS & Great protection.
Runs like a sumbench!
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Old Nov 4, 2004 | 11:16 AM
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I think you guy's are 50/50 when it comes to Tranny fluid. I like the fact that the Synthetic protects better against high temps which was the problem at Sebring. I guess I must weigh the loss of friction with Synthetic Vs the High Temp protection????
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Old Nov 4, 2004 | 11:25 AM
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Originally Posted by ecook
I think you guy's are 50/50 when it comes to Tranny fluid. I like the fact that the Synthetic protects better against high temps which was the problem at Sebring. I guess I must weigh the loss of friction with Synthetic Vs the High Temp protection????
You will not have any friction problems. I have plenty of drag car customers running it, some in the high 8 sec 1/4 mile....no problems for them.

565" CU Big Block Chev. 1080 HP

Last edited by IMQUIK; Nov 4, 2004 at 11:28 AM.
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Old Nov 4, 2004 | 11:43 AM
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Originally Posted by IMQUIK
You will not have any friction problems. I have plenty of drag car customers running it, some in the high 8 sec 1/4 mile....no problems for them.

565" CU Big Block Chev. 1080 HP
The question is are they running Automatic's ?? Do you have any guy's using the ATE that roadrace??
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Old Nov 4, 2004 | 09:07 PM
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Go with Redline's D4 ATF. I've used it in 2 C5's and the wife's Tahoe, and I drive my Vette very hard. I believe it wil give provide the best possible protection for the tranny (A4). Definately go with a synthetic fluid. High temp is a fluid killer which then becomes a tranny killer. Since the synthetics can tollerate much higher temps, it only makes sense to use a synthetic oil. That quote about some tranny builder not recommending synthetic may be based on certain components he used in his rebuilds.
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Old Nov 4, 2004 | 09:59 PM
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Originally Posted by vettman10
Go with Redline's D4 ATF. I've used it in 2 C5's and the wife's Tahoe, and I drive my Vette very hard. I believe it wil give provide the best possible protection for the tranny (A4). Definately go with a synthetic fluid. High temp is a fluid killer which then becomes a tranny killer. Since the synthetics can tollerate much higher temps, it only makes sense to use a synthetic oil. That quote about some tranny builder not recommending synthetic may be based on certain components he used in his rebuilds.
I agree I am going to have the dealer take out all the old fluid and put in the synthetic. The only problem I had with the tranny was the High Temp Warning. Hopefully these high temps did not already due any damage to the tranny.. Thanks for the input!!!
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Old Nov 5, 2004 | 12:54 AM
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How many quarts are required for a standard fluid change on an A4? By standard I mean not using the machine which sucks all of the fluid out but rather by just dropping the pan.
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Old Nov 5, 2004 | 03:02 AM
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I'm a firm believer in synthetics (Mobil 1 in the motor) but I've just heard too many potential negatives about using it in the 4L60E to switch over to it...I just went with a quality non synthetic Dexron III when I did my converter and fluid change.


Originally Posted by Pewtavert
How many quarts are required for a standard fluid change on an A4? By standard I mean not using the machine which sucks all of the fluid out but rather by just dropping the pan.
I think it's roughly 5 quarts if just dropping the pan, get a new filter and gasket as well of course.
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Old Nov 6, 2004 | 11:59 AM
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Originally Posted by Pewtavert
How many quarts are required for a standard fluid change on an A4? By standard I mean not using the machine which sucks all of the fluid out but rather by just dropping the pan.
As I don't have an automatic, I'm not 100% sure. Here is what the AMSOIL online product application guide says:

"Automatic Transmission, 4L60E Initial Fill..........5.0 quarts[2]
Automatic Transmission, Total Fill
4 speed 4L60E..........11.0 quarts

2. With the engine automatic transmission operating temp, shift transmission
through all gears. Let engine slow idle in PARK for at
least 3 minutes. Check fluid level and add fluid as needed.
Do not overfill."

I'm not sure why the total fill is so much higher than the initial fill. Maybe one of the A4 guys knows...
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Old Nov 6, 2004 | 01:14 PM
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Originally Posted by Subdriver
I'm not sure why the total fill is so much higher than the initial fill. Maybe one of the A4 guys knows...
It's due to the torque converter and the remainder of the transmission case...the 'intial' fill is only the pan but the total fill (nearly impossible to get ALL of the fluid out of the trans without a total disassembly/rebuilt btw) is the entire trans capacity amount.
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Old Nov 6, 2004 | 02:17 PM
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Originally Posted by LS1LT1
It's due to the torque converter and the remainder of the transmission case...the 'intial' fill is only the pan but the total fill (nearly impossible to get ALL of the fluid out of the trans without a total disassembly/rebuilt btw) is the entire trans capacity amount.
Thanks. So I guess a tranny fluid change by draining only the pan would be 5.0 quarts?
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Old Nov 6, 2004 | 02:41 PM
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Originally Posted by Subdriver
Thanks. So I guess a tranny fluid change by draining only the pan would be 5.0 quarts?
Yes, unless you have an aftermarket larger capacity pan, but I don't think that's possible on the C5s maybe.
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Old Nov 6, 2004 | 04:51 PM
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Originally Posted by ecook
Wanted some feedback. I had a Tranny temp warning the other day tracking the car at Sebring. Thought it was a good idea to change tranny fluid. Was going to go with synthetic but heard it was a with an A4?? Recomendations!!!
If you keep your tranny in third it won't overheat, I had the same problem with mine until someone told me about this, so the next time out I left it in third and it never went above 228 atleast not until I shifted up into drive to pass someone on a long straight then the temp shot right up to 248 and continued to climb slowly to 255 before I pulled my foot out of it.

Also what kind of cooler are you running, I am running fluid through the stock cooler and an 18,000 GVW aux cooler and since it got this hot I'm going to install a second aux cooler to see how that handles the heat.
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Old Nov 6, 2004 | 08:33 PM
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Originally Posted by runamuk
If you keep your tranny in third it won't overheat, I had the same problem with mine until someone told me about this, so the next time out I left it in third and it never went above 228 atleast not until I shifted up into drive to pass someone on a long straight then the temp shot right up to 248 and continued to climb slowly to 255 before I pulled my foot out of it.

Also what kind of cooler are you running, I am running fluid through the stock cooler and an 18,000 GVW aux cooler and since it got this hot I'm going to install a second aux cooler to see how that handles the heat.
I was in drive the whole time. Wish I new about the 3rd thing. At Sebring I hit speeds of 120mph so I don't know if 3rd would of done the trick. I am running what ever I have stock, have not added an extra tranny cooler. How fast can you go in third???
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