Over time and miles, your car might start to slow down. It might not accelerate as quickly as it once did; the engine ...

Fuel injectors can get gummed up with dirt and fuel residue over time. Photo credit: David Traver Adolphus / Autoguide.com.

Totally works. Buy a crate of it." Sounds legit. Now, look. I hear you. "But, Jason, what about a fuel injector cleaner?" Ah, okay, what about it? Is fuel injector cleaner snake oil? Does it ...