Thread: Any 535’s running BOOTMOD3 or JB4?
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      05-05-2018, 12:59 PM   #2
Noska14535i
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Drives: 2014 535i
Join Date: Mar 2018
Location: Reno Nevada

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I havent dyno'd my 535i at all. but i have a JB4 stage 1, and let me tell you the gains feel great!!! it made a huge difference. Currently waiting for DP and my exhaust system this week. cant wait to run stage 2!
Appreciate 2
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