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what ECU is best for a b5 s4?

Old Sep 15, 2005 | 01:09 PM
  #1  
DAMIANWOZ's Avatar
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Default what ECU is best for a b5 s4?

im thinking of def getting a new ecu. whtas the best one i can get? i can get a Revo cuz im cloe to an authorized dealer, Renn Art, what you guys think?
 
Old Sep 16, 2005 | 03:18 AM
  #2  
EuroS4's Avatar
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Default RE: what ECU is best for a b5 s4?

GIAC is the most powerfull and most aggressive im going to order one next weekk

aron-
 
Old Sep 17, 2005 | 07:57 AM
  #3  
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Default RE: what ECU is best for a b5 s4?

i heard rumors about a car blowing up during the dyno on GIAC chips, but they do make powerful chips. i'd either go with GIAC or a stand-alone.
 
Old Sep 17, 2005 | 07:27 PM
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Default RE: what ECU is best for a b5 s4?

APR's chip is beastly on the B5 S4

Gobs of TQ
 
Old May 16, 2007 | 12:07 AM
  #5  
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Default RE: what ECU is best for a b5 s4?

is the APRchip detectable when you bring the car in to service? mine is still under warranty.
 
Old May 16, 2007 | 01:26 AM
  #6  
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Default RE: what ECU is best for a b5 s4?

ORIGINAL: bobmd

is the APRchip detectable when you bring the car in to service? mine is still under warranty.
This is a quote from APR:

"Also, all APR software is undetectable to a dealers VAG diagnostic tool. "

I'm pretty sure that they solder the chip onto your ECU (correct me if I'm wrong),so if the dealer were to look directly at your ECU they would see it was chipped and your warranty would be void in most cases [:@]
 
Old May 16, 2007 | 09:30 AM
  #7  
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Default RE: what ECU is best for a b5 s4?

Yes, but they say with their vag scan tool. I dont know if they will actually open your ECU. they probably just have to scan for it and if no dice then you get free work
-By the way I have the APR chip and it works great. I have 4 programs and with all EMCS programs. I love it. and yes i can be deactivated/activated by the cruise control stock.
 
Old May 16, 2007 | 11:54 AM
  #8  
2k S4's Avatar
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Default RE: what ECU is best for a b5 s4?

GIAC will NOT blow your car up, that is total BS.

Get the chip (flash) from who ever is local to you. They are all FLASHED now, no more chips. The dealer is not going to remove your ECU & open it up to check. Not unless you have a huge warranty claim & they think you are lying.

Some people just purchase a spare ECU & leave it stock, then when you go in for service, you put the stock one in the car.
 
Old May 20, 2007 | 03:07 PM
  #9  
Giza's Avatar
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Default RE: what ECU is best for a b5 s4?

check out this site. they look promising: http://www.tap1.com/catalog/index.ph...qkk82ifb0dtf42
 
Old May 21, 2007 | 12:06 PM
  #10  
pkid's Avatar
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Default RE: what ECU is best for a b5 s4?

Just ordered a GAIC seemed to be the best IMO.
 

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