05-15-2019, 06:22 PM | #1 |
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Deleted muffler, still under regulations
Hey fam,
I really wanted more sound from my F30, I've done some research, I do not want to fork up the $$ on an expensive exhaust (over 1-2k) and hinder state regulations with smog and noise. I decided to keep the CATS and resonator and only delete the muffler. I am pretty impressed, it sounds amazing (even the blowoff valve sound increased) Video coming soon. Stay tuned! @radf30 for the video I do want to get a dual "Y" pipe, just need a proper bumper, or diffuser, any recommendations? |
05-17-2019, 12:02 PM | #4 | |
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ebay usually has a ton of kits. I'd probably just do the whole set (front, sideskirts and rear) if you're going to do it though
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2018 F87 M2 (09/2020 - )
Dinan Cold Air Intake |Dinan Axle Back | VRSF 6.5" Intercooler | VRSF Catless Downpipe | VRSF Charge Pipes | BM3 | MST Inlet v2 | Turbosmart VR11 2013 F30 328i (12/2015 - 09/2020) SOLD! |
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05-17-2019, 12:44 PM | #5 |
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Find a dual outlet rear diffuser either from a 335/340 (MSport or standard depending on what rear bumper you have) - the part will be pre-painted gray from the factory, there are always some for sale and you shouldn't pay more than $40.00 used (just this morning I had a fellow member pick up 3 from me all for $50.00). The swap will take maybe 5 mins at most.
BRO Muffler in HB is great for the piping - you already have a muffler delete, BRO will make a Y pipe for you install it and you are done. While on the lift they can swap the diffuser. At the same time you can have some 3.5 tips welded on if you'd like Hope this helps Last edited by chenry; 05-17-2019 at 12:49 PM.. |
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05-17-2019, 02:52 PM | #6 | |
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05-17-2019, 02:58 PM | #7 | |
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05-31-2019, 12:01 PM | #9 |
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i did the muffler and res delete on my 428i... i was blown away by all the pops and bangs.. its almost like it has a burble tune lol.. seriously like gun shots.. was cruising down the street.. shifted from second to first at a stop sign and POP! POP! dude across the street ducked and turned around lol
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exhaust, exhaust 320i, exhaust f30, f30, regulations, smog check |
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