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exhaust c90

  1. Major MPG loss after new exhausts

    I have a 2008 Suzuki Boulevard C90T. I used to get around 42-48 mpg depending on how I rode it. I had V&H big shots, Cobra FI2000, and K&N filter installed and now I only get about 30-32 mpg. My riding hasn't changed I'm more of a cruiser than speedster. The dealer is telling me that the fuel...