E46Fanatics - View Single Post - Whats needed to swap from B25 to B30 intake?
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Old 04-13-2019, 12:58 AM   #2
armenh7
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Join Date: Dec 2016
Location: California
Posts: 8,549
My Ride: 2002 325i
The throttle body is bigger which also means you need bigger intake boots and corresponding maf
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