What is a Turbo exhaust whistle?
Turbo whistle is the sound of the compressor inside the turbocharger speeding up (also known as ‘spooling up’, which is why it kicks in at the boost threshold (when the turbo starts to kick in) as you accelerate up the rev range.
What is a whistle tip exhaust?
The whistle tip is a small metal plate with a central hole that is welded into the inner tip of the exhaust pipe. As exhaust gases are forced through the exhaust system under pressure, they pass through the hole and generate a whistling sound similar to a steam locomotive whistle.
Are exhaust whistles illegal?
Exhaust modifications are illegal only if noise emitted is over 95 decibels. Keep in mind California smog laws or other legislation may still make your custom exhaust modifications illegal. All vehicle exhaust systems must have mufflers. Any bypass, cutouts, and especially whistle tips are not permitted.
Does turbo change exhaust sound?
The turbo has a similar effect on exhaust systems, where the exhaust-side impeller disrupts the exhaust flow by creating an extra gate for the sound to have to flow through. The turbo also tends to make the exhaust quieter as a byproduct.
How do I make my exhaust sound sporty?
- Step 1: Replace the Muffler. Factory installed mufflers are designed to absorb as much sound as possible.
- Step 2: Add or Replace Exhaust Tip. An exhaust tip is an inexpensive addition that is plug and play.
- Step 3: Have the Exhaust Tubing Evaluated.
- Step 4: Consider a Turbocharger.
Are whistle tips illegal?
Whistle Tips These aren’t exactly new, but they were recently popularized by a KRON-TV interview with Oakland resident Bubb Rubb and his imitation of the whistle tip screeching. Regardless, these devices are illegal in California.
Does cold air intake make turbo louder?
Quick answer – Yes. The sound of your car will be louder and more aggressive with a cold air intake. You will clearly hear the sound of air flowing into the intake – especially when you rev up the car and then release the throttle.
How do you whistle tips?
- Wet your lips and pucker them.
- Blow air through your lips, softly at first. You should hear a tone.
- Blow harder, keeping your tongue relaxed.
- Adjust your lips, jaw, and tongue to create different tones.
Are turbo whistles illegal?
Whistle Tips Regardless, these devices are illegal in California. Even if there aren’t specific laws prohibiting them in your state, they may violate some ordinance on noise.