2014 - 2018 GMC Sierra Chevy Silverado Magnaflow 12909 / 14909 Muffler startup Exhaust 6.2 5.3 K2XX

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  • Опубліковано 18 кві 2020
  • 6.2L Stock besides flapper and stock muffler removed and replaced with Magnaflow 14909

КОМЕНТАРІ • 5

  • @jonr7485
    @jonr7485 4 роки тому

    How is the highway noise and does it drone at all?

    • @doctube2020
      @doctube2020  4 роки тому +1

      Jon R Nearly stock quiet at highway cruise. Anything above 3k rpm it is louder than stock. No drone but you definitely can tell when it is in V4 (some chop / helicopter sound) vs stock.
      I’d do it again for the better flow and v8 sound above 3k rpm and being able to hear cold starts.

    • @jonr7485
      @jonr7485 4 роки тому

      @@doctube2020 Thanks man!

    • @jonr7485
      @jonr7485 4 роки тому

      @@doctube2020 I would always get a small drone around 65 -75 cruising on the highway . I hope this one will fix that.

    • @doctube2020
      @doctube2020  4 роки тому

      @@jonr7485 These trucks are so quiet in the cab, the magnaflow sounds nearly stock at highway speeds when 1800 - 2200 rpm. It does come alive above 3k to redline 5.6k rpm. V4 mode IS more noticeable. I left my stock resonator (It is straigtht through and designed to eliminate drone from the factory). Resonator is after the muffler just before exhaust exit.