Installation Time
(approx) 45 Minutes
Difficulty Level:
Light to Moderate mechanical skill required.
Installation Guides
No guide available for this part yet.
FREE 1 to 3-Day Delivery on Orders $149+ Details
-10% $230.36 pair Was $255.95
Saved - View your saved items
We're sorry. We couldn't save this product at this time.
or use
Features, Description, Reviews, Q&A, Specs & Installation
High Performance Fuel Rails. The Holley EFI Hi-Flow Fuel Rails enhance fuel delivery for naturally aspirated Gen III Hemi engines. Engineered to increase flow capacity to support high horsepower builds, these fuel rails replace restrictive stock components to improve engine performance and reliability.
_x000D__x000D_Construction and Appearance. Made from machined billet aluminum with a durable black anodized finish, these fuel rails resist corrosion and provide a sleek, professional look. The laser-etched “Holley EFI” logo adds a precision and quality appearance.
_x000D__x000D_Installation. Designed for a direct bolt-on fit to compatible Gen III Hemi engines with no drilling necessary. Installation is straightforward for experienced enthusiasts or professional mechanics.
_x000D__x000D_Application. Specifically designed to fit 2006 through 2023 5.7L HEMI, 6.1L HEMI, and 6.4L HEMI engines in Challenger models.
Holley EFI 534-284
CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation Info
Installation Time
(approx) 45 Minutes
Difficulty Level:
Light to Moderate mechanical skill required.
Installation Guides
No guide available for this part yet.
What's in the Box