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1) Aggressively louder than stock
2) Carbon fiber
3) Higher cost 304 stainless steel
4)
- Weight reduction (most)
- Flow requirements
- System longevity
- HP/torque (least)
Although, haven't seen any titanium exhausts for the 340i yet.
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Current - 2018 M2 | VRSF Chargepipe | VRSF Catless Downpipe | Dinan Catback | Turner Motorsports Intake
Previous - 2016 340i M-Sport | AWE Tuning Touring Edition Exhaust w/ Non-Resonated Performance Mid Pipe | Agency Power Intake | Active Autowerke Activ-8 | VRSF Catless Downpipe
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