Glossary / General

additive

8 Episode Mentions

Too Afraid to Ask

An additive is something you can mix into your car's fuel to help it run better or to protect the engine. They can clean parts or keep the fuel fresh.

Technical Definition

An additive is a chemical substance added to fuel or oil to enhance performance or protect the engine. Common additives can improve fuel stability, clean injectors, or prevent corrosion.

Hear It Discussed

"That's what that, that's what we would see with the additive with the cleaner first. [2608.8s] Yeah. [2609.2s] Before we run it and an additive after."
This Is America's Favorite Car Talk Show - Live Callers Getting Their Cars Fixed Under The Hood show 43:25

"I have no problem with the Royal Purple stuff, and I have I have no problem with the additive. Royal Purple makes some great product."
Ron Ananian, The Car Doctor - April 11, 2026 - Hour 1 - Permission To Repair The Car Ron Ananian The Car Doctor 15:41

"...I know what's happened. And they put the wrong floor in. So I then had to put an additive in."
Listeners Questions 2026 Part 1 Car Torque with Matty J 27:27