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Holley RetroFilter Drive-By-Wire Air Cleaners 120-501 Cleaners, Retrofilter, Drive-By-Wire, 16 in. Round, Aluminum, Black, Cotton Gauze Filter, Red, GM LS 4-Bolt 92mm Throttle Body, Kit

SKU: HLY120-501

Air Cleaners

Holley RetroFilter Drive-By-Wire Air Cleaners 120-501 Cleaners, Retrofilter, Drive-By-Wire, 16 in. Round, Aluminum, Black, Cotton Gauze Filter, Red, GM LS 4-Bolt 92mm Throttle Body, Kit

SKU: HLY120-501

Air Cleaners
A$796.83
LAST ONE! Est Ship 4-7 days. In stock at 1 location (only 1 available)

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Description


Data: v2 - Desc: v4.2 - Upd: 2026-11-08 02:16:11

Data: v4.2 - Upd: 2026-11-08 06:33:24

Features

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Holley, Hilborn, Holley Efi, Retrobright, Terminator X
StreetFX SKU hly120-501
SFX Item ID 4783323
Accounting SKU hly-120-501
Manufacturer SKU 120-501
Manufacturer UPC 090127108840
Alternative References 120-501, HLY-120-501, HOL120-501

Air Cleaners, Retrofilter, Drive-By-Wire, 16 in. Round, Aluminum, Black, Cotton Gauze Filter, Red, GM LS 4-Bolt 92mm Throttle Body, Kit

Holley RetroFilter air cleaners cleverly hide an LS drive-by-wire throttle body inside to maintain a low height and classic looks. Utilizing a hidden opening in the base to hide unsightly wiring from the throttle body, this trick air cleaner allows you to experience all the benefits of modern technology and keep the vintage look you want. Pair with any Holley intake manifold with a 4150/4610 square bore flange for maximum aesthetics and performance.

The opening is 92mm, but any 4-bolt pattern LS throttle body will physically fit. Holley recommends the LS2/LS3/LS7 style but the L33, L76, and L92 should also fit. RetroFilter DBW air cleaners are available in a 16 in. round or 14 in. dual snorkel style with either a black or chrome finish. Choose the one you prefer under the hood of your vehicle.

Features:
• Allows full EFI functionality stealthily hidden within a traditional looking air cleaner package
• Each kit includes a 3 in. tall, pre-oiled, washable, and reusable premium cotton gauze filter element
• Adapts to LS-style drive-by-wire throttle bodies found on the LS2, LS3, LS7, etc.
• Can be installed on any vehicle running a top mounted 4150/4-barrel EFI capable intake manifold with LS3 DBW wiring components
• Stamped aluminum lid and base for optimal durability and lightweight

Note: Requires adapter to connect to 4150/4160 square bore flange-style manifold. Holley EFI part no. 17-93 is recommended.

Product Attributes
BrandHolley
Manufacturer's Part Number120-501
Part TypeAir Cleaners
Product LineHolley RetroFilter Drive-By-Wire Air Cleaners
UPC90127108840
Base StyleRaised
Raised Distance (in.)1.500 in.
Air Cleaner ShapeRound
Air Cleaner Size16.00 in. diameter
Air Cleaner Top DesignPlain
Air Cleaner Top MaterialAluminum
ColorBlack
Coating TypePowdercoated
FinishSatin
Filter Height (in.)3.000 in.
Net Height from Carb Flange (in.)6.080
Air Cleaner FilterRed cotton gauze
Fuel Injection StyleThrottle body
Nut IncludedYes
Air Cleaner Nut StyleBlack wing nut
QuantitySold as a kit.
NotesKit is designed to work with a GM four-bolt 92mm throttle body.

Compatibility

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