Holley is probably best known for its hot-rodding image. Indeed, Holley DOMINATOR? carburetors still propel 1,200-horsepower Pro Stockers down the quarter mile. But that's only part of our story. Holley Performance Products provides a diverse line of merchandise for original equipment, as well as the aftermarket.
- Secondary Metering Plates
- For Model 4500 Dominator
Holley Performance Emission Code 5: This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled (Non-Emissions Controlled) Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations
About Holley Performance Products
Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every Monster Energy NASCAR Cup team and nearly every NHRA Pro-Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel pumps, intake manifolds and engine dress-up products for street performance, race and marine applications. As a single solution or partnered with products from other Holley companies we can give you the edge you need over the competition!
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Holley Secondary Metering Plate 134-8: