275 vs 30

  1. micky 32

    Milltek 2.75" vs 3.0" downpipe

    My KO4 Octavia has a 2.75" downpipe fitted, would there be much benefit upgrading to a 3"? Or is it a waste of time. Bear in mind mine gave same RR result as a ED30 with Stage 2+ on the same RR
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