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535i Cold Air Intake
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11-16-2012, 09:38 AM
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Alan l.
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Drives: 2020 F95 X5M Competition
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I am only interested in one for the sound and don't expect any measurable HP gains. When i removed my air box to install the JB4, i started the car up and the car sounded aggressive and had a blow off valve noise to it.
Alan
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