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pops and bangs

  1. M

    Exhaust Valve Issue

    Hyundai i30 N Performance Exhaust Valve Issue I have a 2019 Hyundai i30 N Performance Fastback and I’d really appreciate your help, as I’m not sure what else I should check. On the 25th of last month, I replaced the exhaust valve spring because it had become weak and the valve was making a...
  2. 2

    No pops and bangs when i rev i20 N under 20 km/h

    Hello, i’ve recently bought an i20 N and now when i rev the engine, it makes no pops and bangs. Just a flat rev sound, as if you were in normal mode. This happens in N-mode, so yes the valves are open. It only happens when i drive between 1-20 km/h. Is this normal? Could it be the weather that...
  3. PeterW

    Exhaust pops muffled

    Seemingly getting worse with time often when my exhaust pops & bangs it sounds very quiet and muffled. Occasionally it does come out as a loud bang as normal but a lot of the time now it sounds like like a louder burble. Not sure if anyone has any ideas, I've seen about the exhaust spring but...
  4. Czech I30N

    Flex pipe - less pops and bangs

    Hello, I installed bigger Flex pipe from Direnza and i think i have LESS pop and bangs and at low rpm are QUIETER and not so big, like before instalation🤔Does anyone has any experience? Yes, its little bit louder and the throttle response is better Someone recommend me reset ecu, or wait. I...
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