Does a throttle body spacer whistle?

Next, be aware that some spacers cause a whistling noise. It can sound similar to a small turbo. If it makes a noise, it will be noted in the product description. Finally, there is some controversy around throttle body spacers.

Do throttle body spacers need a tune?

Throttle body spacers do not affect overall performance or delivery of air / fuel. Since these spacers have little bearing on performance, a tune is not required after installation.

Does throttle body spacer really work?

Ultimately, the spacer increases the air velocity which causes an increase in atomization. Also, the spiral flow that results from a throttle body spacer offers much better combustion. Because the throttle body spacer allows for more air, the engine does not have to work as hard.

Can you use a throttle body spacer with a cold air intake?

Expert Reply: The Airaid PowerAid Custom Throttle Body Spacer # AR450-638 that you referenced should work just fine with the cold air intake system you have installed on your 2011 Ford Mustang. It will add about an inch to your intake track length which your cold air kit shouldn’t have a problem accommodating.

How much HP does a throttle body add?

Will a Throttle Body Spacer Increase Horsepower? Gains from a throttle body can be dependent on modifications. Generally speaking, anytime a throttle body is added, there will be some added horsepower. The amounts can range from 5-25 HP depending on what other modifications are done to the engine.

What makes a throttle body spacer whistle?

That is the throttle body spacer its designed to give you that whistling noise when you open up the blade of the throttle body air moves over the groves and makes that whistling noise…

How much HP does a ported throttle body add?

In addition to increasing acceleration performance, larger throttle bodies can also boost overall horsepower. This gives the engine increased power and torque, which may be helpful in situations such as towing. Commonly, adding an aftermarket throttle body can increase engine power by 15 hp to 25 hp.

How thick should a throttle body spacer be?

A throttle body spacer is usually a 1-inch (25 mm) thick piece of metal that is bolted to the outlet of the throttle body of an automotive engine upstream of air flow into the manifold.

Does throttle body spacer increase mpg?

Fuel economy improvement from a throttle body spacer alone would be minimal, especially when towing. They will improve the performance of an engine which can help and hurt fuel economy. If you are typically an aggressive driver, improved engine performance will actually hurt your fuel economy.

What size throttle body does a LS3 have?

90-mm
The factory LS3 was designed to accept the stock, GM 90-mm throttle body. The throttle body opening actually measured 3.698 inches (nearly 94 mm).

What is a throttle body spacer good for?

The throttle body spacer is placed between the throttle body, which controls airflow into the engine, and the intake plenum. This increases the volume of the space between the intake runners and the throttle body, which gives more air to the engine.