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      12-03-2022, 01:26 PM   #1
vinny84
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M40i Bolt on turbo upgrade?

I've seen on ECS tuning a couple of supposedly bolt-on turbo upgrades claiming 500-600whp. Does anyone know if these are legit options?

Obviously, we would need a custom map & downpipe at the minimum but do these cars need bigger injectors, stronger fuel pumps or upgraded internal engines parts to get more power out of these engines?

Not interested at this time but definitely curious for the future
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      12-06-2022, 07:06 AM   #2
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Not sure which products you're talking about specifically... but there have been people who have gone to a bigger turbo on the x3m40i platform. Don't think anyone has done a top mount turbo though... it's always been a OEM location turbo. I could be wrong though.
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      12-06-2022, 09:00 AM   #3
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ECS would be the last place I would buy a turbo setup from. Join the b58 enthusiast group on facebook, find a tuner you want to work with and have them recommend a setup they are familiar with. PureTurbos and DAW would be my top 2 turbo picks for daily duty
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      12-06-2022, 09:29 AM   #4
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Some X3 M40i owners have upgraded turbos.
Things needed.
HPFP
DP
Custom tune.
Thats it.
Anything else is just additional you wish to get, intake, full exhaust, charge pipes, spark plugs. Also anything additional should get you better reliability and power increases also. But based on your question thats all you need.
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      12-06-2022, 12:09 PM   #5
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Quote:
Originally Posted by suby01 View Post
Some X3 M40i owners have upgraded turbos.
Things needed.
HPFP
DP
Custom tune.
Thats it.
Anything else is just additional you wish to get, intake, full exhaust, charge pipes, spark plugs. Also anything additional should get you better reliability and power increases also. But based on your question thats all you need.
If op has a 2021 and newer I don't think he would need a hpfp..his issue would be unlocking dme for a tune.
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      12-06-2022, 12:48 PM   #6
vinny84
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Quote:
Originally Posted by suby01 View Post
Some X3 M40i owners have upgraded turbos.
Things needed.
HPFP
DP
Custom tune.
Thats it.
Anything else is just additional you wish to get, intake, full exhaust, charge pipes, spark plugs. Also anything additional should get you better reliability and power increases also. But based on your question thats all you need.
Quote:
Originally Posted by Burr001 View Post
If op has a 2021 and newer I don't think he would need a hpfp..his issue would be unlocking dme for a tune
Thank you for the responses! Yes my car would be a 2023 so I wouldn’t be able to get a flash tune at this time

Quote:
Originally Posted by dmanb2b View Post
ECS would be the last place I would buy a turbo setup from. Join the b58 enthusiast group on facebook, find a tuner you want to work with and have them recommend a setup they are familiar with. PureTurbos and DAW would be my top 2 turbo picks for daily duty
I believe one of the turbos ECS sells is from PureTurbos. Also, I do not have Facebook.
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      12-06-2022, 12:56 PM   #7
suby01
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Quote:
Originally Posted by vinny84 View Post
Thank you for the responses! Yes my car would be a 2023 so I wouldn’t be able to get a flash tune at this time


You can get a flash tune. You need your DME unlocked no matter what year you have. Your 2023 requires the DME to be mailed out outside the USA and costs around $3,000 vs 2018-2020 thats about $500 and is unlocked in the US. Thats the only difference.

Lastly I think you would be officially the first to have a 2023 with a turbo upgrade. So go ahead void your warranty already!
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      12-06-2022, 01:04 PM   #8
vinny84
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Quote:
Originally Posted by suby01 View Post
You can get a flash tune. You need your DME unlocked no matter what year you have. Your 2023 requires the DME to be mailed out outside the USA and costs around $3,000 vs 2018-2020 thats about $500 and is unlocked in the US. Thats the only difference.

Lastly I think you would be officially the first to have a 2023 with a turbo upgrade. So go ahead void your warranty already!
Lol, I think I’m good. I necessarily might not even do an upgraded turbo on this car. Just curious was all. I certainly wouldn’t be interested in sending out my DME outside the US and pay $3k just to unlock it. I appreciate the info!
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      12-06-2022, 01:10 PM   #9
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Quote:
Originally Posted by Burr001 View Post
If op has a 2021 and newer I don't think he would need a hpfp..his issue would be unlocking dme for a tune.
Youre correct broski. 2020+ do not need an new HPFP upgrade besides whats offered stock. But a HPFP is necessary for higher boost or a turbo upgrade.
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