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Skyline | Skyline GT-R | Stagea | Laurel
> R31 Exhuast
04-13-2007, 11:48 AM
Hi i have a R31. I dont think im getting enough back pressure what should i do. I have Extractors straight through to a canon on the end. No Resonator Or Cat.
Would i be losing performance no have a resonator or muffler
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