Thread: Bootmod3 Custom Maps UP TO 475 WHP On Stock Turbo!
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      04-18-2021, 11:38 PM   #76
xrbx17
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Drives: 2019 BMW M550i
Join Date: Apr 2021
Location: Toronto

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How are gains for 2019 BMW M550i? Also can i tune it myself or do I need an authorized dealer to install it?
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