Holley Releases Plug-and-Play EFI Harnesses for Gen III Hemis
These Holley EFI harnesses provide a plug and play solution for the main, injector, ignition coil, and drive-by-wire harnesses needed to fire your Gen III Hemi up with Holley EFI control! The main, ignition coil, and drive-by-wire harnesses are available for either early or late model Hemis. The injector harness is available for either USCAR or Jetronic style fuel injectors. For more information regarding each harness, check out the individual product pages HERE.
Holley Announces updates to HP & Dominator Fuel Pump Lines| 03/16/2015
Holley has added new products to the HP and Dominator fuel pump lines. Hit the jump to see what's new!
NOS Releases Giant Assortment of New Nitrous Products| 11/14/2018
Choose from black nitrous bottle blankets and new nitrous systems for GM LS engines, late model Ford and Chrysler applications, and dual-carb (2x4) engines.
Hot New XDR Off-Road Competition Exhaust for Polaris RZR XP1000| 06/18/2019
In this video you will get to hear the deep powerful sound of the hot new XDR Off-Road Competition exhaust system for 2015-17 Polaris RZR XP1000 EPS 2/4 door models.
How to flip Racepak G-Meters| 06/18/2019
When mounting a Racepak data logger there are specific mounting instructions that are needed to be followed in order for proper G-Meter readings. But what if those mounting instructions won't work in your application?