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BMW 3-Series (E90 E92) Forum
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Will an X-Pipe reduce drone? (E90)
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06-20-2013, 05:53 AM | #1 |
Second Lieutenant
20
Rep 297
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Will an X-Pipe reduce drone? (E90)
Hi All,
I've just had a gthaus meisterschaft (race?) axel back installed on my e90 (N54) and while idle, WOT and downshifting sounds great, it's a little too loud / drones at cruising speeds (1800 - 2600rpm). Being an AT makes it worse as it sounds like a shagged set of bagpipes.. Given that it's an E90, it has a stock resonator in place. I also have AR catless DP's; however the rest of the exhaust remains stock. Any suggestions to reduce the drone at cruising speeds? 1. Will replacing the resonator with a X or H pipe help or make it worse? 2. Replace secondary cats with resonators 3 Add a x or h pipe - in addition to the stock resonator 4. Sell it - If it's too loud I'm clearly too old! Thanks! |
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