Introducing the Sniper Stealth 4500 EFI System. If you're looking to convert your Dragster or Pro Street vehicle to fuel injection, check out the Sniper Stealth 4500 EFI system from Holley. It ...

Electronic fuel injection, for the majority of its existence, was a complicated and unapproachable technology. It took miles of wires, pounds of sensors, and a prodigious level of tuning tact to make ...

When factory electronic fuel injection (EFI) first hit the Mustang in the 1980s, many enthusiasts felt it would be the death knell for performance. Little did any of us know at that time that there ...

Fuel delivery technology has come a long way in the past few decades. Yesterday's carburetors can't hold a candle to modern EFI systems in terms of driveability, economy and reliability. Changing ...