All turbochargers make some amount of noise – and most people don’t even notice it. However, if the whistling sound gets louder, more noticeable, or changes in any way, it could be symptomatic of a number of different problems, that all warrant further investigation.
Does turbo engine make noise?
As the air in a turbocharged engine is filtered through more pipes and components, the intake and exhaust noise is reduced and refined, making for a quieter and smoother engine noise – perhaps one of the most unexpected benefits of a turbocharged engine.
What does a faulty turbo sound like?
A loud whining noise – Often, a failing turbocharger will make a loud, distinctive noise when under boost – a bit like a dentist’s drill or police siren if compressor wheel damaged. If you start to hear this noise from your engine, it’s definitely time to have it checked out!
Why do Turbos sound different?
The sound can depend on a lot. The type of bov, if it’s venting to atmosphere or recirculating, if it’s adjusted correctly, the amount of boost it’s releasing, lots of different things. Sounds like that second video has a little bit of flutter at the end. Those sounds are from compressor surge.
Why do turbo cars sound better?
Simply due to the turbo quieting the exhaust sound down. Turbocharged require a free flow exhaust in order to create maximum boost from exhaust flow. Running the exhaust through the impeller housing tends to remove the pulses, effectively muffling the sound.
How many miles do Turbos last?
Turbos are designed to last the lifetime of the vehicle (or around 150,000 miles); however, it’s possible for them to wear out over time depending on how hard you drive the car and the original build quality of the turbo.
How do you know your turbo is blown?
The symptoms of a damaged or failing turbo are:
- Loss of power.
- Slower, louder acceleration.
- Difficulty maintaining high speeds.
- Blue/grey smoke coming from the exhaust.
- Engine dashboard light is showing.
How much does it cost to replace a turbo?
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The average cost for turbocharger assembly replacement is between $1,840 and $2,117. Labor costs are estimated between $462 and $582 while parts are priced between $1,379 and $1,534. This range does not include taxes and fees, and does not factor in your specific vehicle or unique location.
Why is turbo flutter bad?
When the compressed air has nowhere to go, it causes the turbo rotational speed to rapidly drop, and attempts to push against the wheel. This can cause premature wear on your turbo, however closed throttle flutter on modern turbochargers is unlikely to cause a noticeable drop in turbocharger lifespan.
Is it normal for turbo to whistle?
A “turbo whistle” usually indicates a worn and failing turbo bearing, which is pretty much all there is to go wrong with a turbo.
Are NA cars louder than turbo?
As a general rule, turbo charged vehicles are somewhat less loud than a naturally aspirated engine. This is because the turbo acts as a muffler since it is in the exhaust system. This combined with a muffler will significantly change engine tone and noise, but not necessarily reduce exhaust noise.
What is the best turbo car to buy?
The Best Turbo Cars For Sale!
- Saab 9-5 Aero. Saab is not a manufacturer many people think about anymore, but hear us out. …
- Chevrolet Cruze Premier. …
- Audi TT Quattro Prestige. …
- Subaru Impreza WRX STI. …
- Volkswagen Golf TDI. …
- Volkswagen Golf R. …
- Ford Focus ST. …
- BMW 335i xDrive.