We may receive a commission on purchases made from links. The throttle body is a vital component of a fuel-injected internal combustion engine. It has a pivoting butterfly valve or throttle plate to ...

The throttle body controls airflow into an engine. For fuel-injected engines it’s usually housed between the air filter and intake manifold. Keeping this component clean can help your vehicle deliver ...

When things are operating properly, most drivers don't give a second thought to what happens when pressing the accelerator pedal on a modern internal combustion engine (ICE) vehicle. Whether ...

The throttle body is a housing with a valve that regulates airflow into an engine’s intake manifold. The throttle body resembles the base of a carburetor, and some low-cost fuel-injection systems had ...

What the heck is a throttle body? We have a 2007 Toyota 4Runner with 85,000 miles and a 2011 Toyota Venza with 45,000 miles. Our Toyota dealer is pushing us to service the “throttle body.” I agreed to ...

Dear Car Talk: What the heck is a throttle body? We have a 2007 Toyota 4Runner with 85,000 miles and a 2011 Toyota Venza with 45,000 miles. Our local Toyota dealer is pushing us to service the ...

How much power is a throttle body upgrade worth? The question seems simple enough, but the answer is somewhat less so. Power gains seem to range from a little as 0 hp to as much as 25-30 hp. It seems ...

When car enthusiasts talk about their favorite engines, a number of classics from BMW's M division always come up–the high-strung four-cylinder from the first M3, the 3.5-liter six used in the E28 M5, ...