Holley stands behind their products. As the world's leading manufacturer of performance carburetors and carburetor components, they want the customer to be satisfied. That's why you'll find a service ...

Going EFI: Holley’s complete Sniper EFI fuel system enables you to go electronic fuel injection in a C2 or C3 Vette in a weekend With the technology we have today from Holley, it’s so easy to get into ...

The Holley Sniper fuel injection system has been a huge success since it was first introduced, but as is often the case, some users wanted even more functionality so Holley went back to the drawing ...