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Holley EFI Coyote Ultra Lo-Ram Intake Manifolds 300-921 Manifolds, EFI, Lo-Ram, Base Only, Throttle Body Injected, Standard Deck, Aluminum, Satin Finish, Ford, 5.0L, Modular, Each

Holley EFI Coyote Ultra Lo-Ram Intake Manifolds 300-921 Manifolds, EFI, Lo-Ram, Base Only, Throttle Body Injected, Standard Deck, Aluminum, Satin Finish, Ford, 5.0L, Modular, Each

A$1,609.50
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Description

Holley EFI Coyote Ultra Lo-Ram intake manifolds are designed to fit stock bolt pattern OE heads found on the 2011-23 Ford 5.0 Coyotes and related engine families, such as Voodoo and Predators. These kits include fuel rails for use with OEM-type fuel injectors and clips, mounting hardware, and O-ring gaskets. Offered in black and natural as-cast finish, the manifolds have a 9.20 in. runner length and are designed to improve the mid to high RPM powerband.

The Ultra Lo-Ram provides an additional 19.4mm front and 42.6mm rear clearance compared to the Ford Performance Cobra Jet manifold—plus clears 2015-23 Mustang factory hoods. They're offered in both round and oval throttle body configurations, with replacement front inlets for easy interchangeability. The oval inlet can accommodate up to a 150 x 66mm single throttle body and 93mm on the round variant. Round inlets include standard mounting provisions for GT350, GT500, and LS 4-bolt throttle bodies. 2011-23 GT throttle bodies can be used with the optional 717-18 adapter.

(NOTE: Coyote Ultra Lo-Ram intake manifolds are available with the base only, no top included, if desired. See "Intake Section Included" tabs.)

Product features:

* As-cast aluminum construction: more durable for boosted applications, can be welded for modifications
* Modular design: accessible runner entries for porting, allows accessories like intercoolers and nitrous plates
* 300-911 and 300-912 Ultra Lo-Ram will fit under stock hood with stock engine mounts in 2015-23 Mustang
* Refined port design with streamlined injector boss for reduced turbulence without loss of flow area
* Allows a variety of throttle valves, including large monoblade, 2015-20 GT350, 2007-14 GT500, 2019-23 GT500, GM LS 4-bolt, 2011-23 Ford Mustang GT (with optional adapter PN 717-18)
* Fuel rails with -8 AN ports and dual 1/8 NPT accessory ports for gauges or Gen 3 direct injection fuel line hookup

Part Type

Intake Manifolds, Fuel Injected

Data: v4.2 - Upd: 2026-10-13 18:46:51

Specifications

Product Attributes - Brand
Holley
Product Attributes - Manufacturer's Part Number
300-921
Product Attributes - Part Type
Intake Manifolds, Fuel Injected
Product Attributes - Product Line
Holley EFI Coyote Ultra Lo-Ram Intake Manifolds
Product Attributes - UPC
090127473351
Product Attributes - Cylinder Head Configuration
Coyote
Product Attributes - Fuel Injection Style
Throttle body
Product Attributes - Intake Section Included
Base only
Product Attributes - Engine Block Deck Height
Standard deck
Product Attributes - Injectors Included
No
Product Attributes - Multi-Port Fuel Rails Included
Yes
Product Attributes - EGR
No
Product Attributes - Aftermarket Fuel Rail Required
No
Product Attributes - Throttle Body Included
No
Product Attributes - Supplemental Bosses Cast-In
No
Product Attributes - Supplemental Bosses Machined
No
Product Attributes - Runners Included
Yes
Product Attributes - Runners Removable
No
Product Attributes - Plenum Material
Aluminum
Product Attributes - Plenum Finish
Natural
Product Attributes - Base Material
Aluminum
Product Attributes - Base Color
Natural
Product Attributes - Remanufactured
No
Product Attributes - Quantity
Sold individually.

Reference Information

Brand Name/s Holley
StreetFX SKU hly300-921
SFX Item ID 4784395
Supplier Item Code 4784395
Manufacturer SKU 300-921
Manufacturer UPC 90127473351
Alternative References HOL300-921, 5.0L

Compatibility

Application Data
  • MakeFORD
    Beginning Year2011
    Ending Year2023
    Engine TypeV8
    Engine FamilyFord modular V8
    Engine Size5.0L/302

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