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      02-16-2020, 08:35 AM   #3
McLaren720s
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Drives: 2024 M4 Competition X
Join Date: Jun 2019
Location: Seattle

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Quote:
Originally Posted by waldrops View Post
Haven't looked into it, but I was under the impression it's a piggyback like JB4

Find a friend or JB4'd car at a local car meet. They're great for the price, but too much input lag for my taste. JB4 far more customizable than racechip too fyi
I’ll look into JB4 as well. I just want something for extra power since tunes aren’t available to those of us with locked DME
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2024 BMW M4 Competition XDrive - Tanzanite Blue/Kyalami Orange - AST HAS - RaceChip
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