Skip to main content Skip to search Skip to main navigation
Holley 12-878 - Holley EFI Replacement Regulator Kit
A 175 GPH 10 Micron filter and a regulator preset at 59.5 psi.

  •  Replacement Regulator for: Filter Regulators: 12-875, 12-876, 12-888, 12-889, 30-201QFT 
  •  Sniper's: 4150, 2300, BBD, 2GC, Autolite 1100 
  • Muscle Car Modules 
  • Replacement Regulator Kit for EFI Regulators and Sniper EFI throttle bodies.
Available downloads:
Download instructions

No video avaliable.

0 of 0 reviews

Average rating of 0 out of 5 stars

Leave a review!

Share your experiences with other customers.


There are no installation notes for this product.

Holley 12-878 - Holley EFI Replacement Regulator Kit
A 175 GPH 10 Micron filter and a regulator preset at 59.5 psi.

  •  Replacement Regulator for: Filter Regulators: 12-875, 12-876, 12-888, 12-889, 30-201QFT 
  •  Sniper's: 4150, 2300, BBD, 2GC, Autolite 1100 
  • Muscle Car Modules 
  • Replacement Regulator Kit for EFI Regulators and Sniper EFI throttle bodies.

Available downloads:
Download instructions

No video avaliable.

0 of 0 reviews

Average rating of 0 out of 5 stars

Leave a review!

Share your experiences with other customers.


There are no installation notes for this product.

European
Holley Dealer

To Holley

Last Viewed

Holley

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 & 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!