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      04-12-2018, 01:19 PM   #83
BunkerJ
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Drives: 2013 328i
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Location: San Diego, CA

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Quote:
Originally Posted by ilivas View Post
He did say it was surging at light load. It’s probably not serious to the turbo, but it’s still surge.
Meh, I'm over surging at this point. Too many flip-flop answer from GFB on confirming it's surge or confirming it's not. I take it as non-harmful to the turbo and pin it there.

But regardless, confirmed several times as noted that the noise is normal.
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2013 F30 328i: MHI Big Turbo, GFB DV+, Mishimoto CAI, ER TIC/CP/Catless DP, AWE Touring Quad Exhaust w/ Resonated Midpipe, NGK LI Plugs, BM3 with PTF Stage 2 91 AGG Tune, Fuel-it Stage 2 LPFP, Solowerks S1 Coilovers, and DEPO/M-Sport Retrofit
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