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BMW 3-Series (E90 E92) Forum
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Is jb4 the only 2 step option?
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| 07-31-2019, 11:51 AM | #1 |
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Major General
 
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Is jb4 the only 2 step option?
Isn't there something else out there or couldn't it be implemented in MHD somehow? Or I would need a custom tune.
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