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COBB not autoclearing code 2c9f

Hi, I have S2+ installed on my car, but im still getting the code 2c9f lambda probe fault code after cats, despite having the S2 on my car with autoclear. I have no cats, what can be the problem?? Thanks

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N54 Head Flanges back in stock, price reduction

Had some more flanges made as even though the demand is low, we keep selling out. I have dropped the price to $150 per flange as my cutter lowered my price after he saw I was going to keep making them....

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Newb questions

Brand new to the N54. I am considering adding the JB4 to slightly increase the fun factor of this car, but have a couple of questions, since, after searching several forums I'm still unclear on some...

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Cold start rattle or pistons clap?

Hello guys! Last summer I made engine rebuild with CP pistons (clearance0.0035") and everything was good. But in the winter when it is cold 0C and below, at morning cold start there is a sound like...

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JB4 Flash via Cobb Accessport

Hey everyone, Im new to the BMW community and have been doing research on tuning a 2009 135i. I ran into the JB4 Flash via Cobb accessport while on BMS. Just wondering if anyone has purchased this and...

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DIY Upgraded metal intake nipple...No more plastic

Note: Not responsible for any damage to you or your car, this worked on my car so will work on yours This DIY also assumes you know how to take off your intake....I would not sugeest doing this while...

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N54 TMAP sensor connector - Part numbers/source?

Does anyone know of any part numbers I could use to find a female TMAP sensor connector? I want to try out my AEM 3.5bar map sensor and want to avoid splicing into any wiring on this car. I'm looking...

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Sensor broken can't identify what it is on XI

This sensor piece is broken by the driver-side wheel well. I believe is a yaw or speed sensor but can't find the part in tischer or realoem.com. Can someone tell me what it is? Thanks Attached Images   

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Rb's vs stockers

So ive been looking around for what i think is the best/ just what makes the most sense for the money turbo option. I realize the more hp you want the money needed will be exponential and at the moment...

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Who can do the Alpina tranny flash for me?

Like the title says I'm looking for someone to do this flash for me in LA anyone interested?

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E60 535i Sport Automatic Transmission Flash

@skysurfer and I flashed his 535i which is SAT shifter retrofitted to the Sport Automatic Transmission flash using Assembly Number 7601458. At first I thought maybe we could try the Alpina flash, but...

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Vishnu single kit

This may be a stupid question but why has no one bought a vishnu single turbo kit, put say a 6466 or 6266 on, and have it tuned by someone else?

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COBB not autoclearing code 2c9f

Hi, I have S2+ installed on my car, but im still getting the code 2c9f lambda probe fault code after cats, despite having the S2 on my car with autoclear. I have no cats, what can be the problem?? Thanks

View Article


Image may be NSFW.
Clik here to view.

N54 Head Flanges back in stock, price reduction

Had some more flanges made as even though the demand is low, we keep selling out. I have dropped the price to $150 per flange as my cutter lowered my price after he saw I was going to keep making them....

View Article

Newb questions

Brand new to the N54. I am considering adding the JB4 to slightly increase the fun factor of this car, but have a couple of questions, since, after searching several forums I'm still unclear on some...

View Article


Cold start rattle or pistons clap?

Hello guys! Last summer I made engine rebuild with CP pistons (clearance0.0035") and everything was good. But in the winter when it is cold 0C and below, at morning cold start there is a sound like...

View Article

JB4 Flash via Cobb Accessport

Hey everyone, Im new to the BMW community and have been doing research on tuning a 2009 135i. I ran into the JB4 Flash via Cobb accessport while on BMS. Just wondering if anyone has purchased this and...

View Article


Image may be NSFW.
Clik here to view.

DIY Upgraded metal intake nipple...No more plastic

Note: Not responsible for any damage to you or your car, this worked on my car so will work on yours This DIY also assumes you know how to take off your intake....I would not sugeest doing this while...

View Article

Image may be NSFW.
Clik here to view.

N54 TMAP sensor connector - Part numbers/source?

Does anyone know of any part numbers I could use to find a female TMAP sensor connector? I want to try out my AEM 3.5bar map sensor and want to avoid splicing into any wiring on this car. I'm looking...

View Article

Image may be NSFW.
Clik here to view.

Sensor broken can't identify what it is on XI

This sensor piece is broken by the driver-side wheel well. I believe is a yaw or speed sensor but can't find the part in tischer or realoem.com. Can someone tell me what it is? Thanks Attached Images   

View Article
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