I honestly do not see a problem with the single downpipe and dual oxigen sensors at all. Just mount the probes next to each other and not one after the other and it will be fine.
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6MT | COBB | AR | AE | Forge DV | HPF | P3 Gauge | Hybrid Intake | O.S.Giken TCD | All M3 bits | TCKLine | StopTech | UUC | ER | SPEC
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