Thread: Exhaust Mods
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      04-30-2013, 02:50 PM   #9
M3amigos
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Drives: 2008 Jerez Black E93 6MT
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Quote:
Originally Posted by SAM3 View Post
Would a resonator in place of the primary cat restrict any hp's?
You probably won't notice much difference in HP with or without the resonator. It would be a good idea to add resonators if you are looking for a quieter setup.
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2008 Jerez Black Metallic E93 6MT
K&N Drop In Filter | HPA Pulley | Custom Catless Resonated X-Pipe | BPM Stage II Tune | Megan Racing Exhaust
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