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Description
The Billet Specialties Triangular Ball Milled Aluminum 4-Barrel Air Cleaner gives your engine bay a distinct, custom geometric look.CNC-machined with Billet Specialties' signature ball-milled groove pattern and polished to an industry-leading mirror finish, this triangular air cleaner breaks away from standard round or oval designs while delivering maximum air intake performance.
Equipped with a washable, reusable K&N Lifetime filter element, this assembly is built to drop directly onto most standard 4-barrel carburetors and fuel injection throttle bodies using the included stainless steel hardware.
Key Features & Design Highlights
Signature Ball-Milled CNC Styling: Features deep, clean ball-milled accent grooves across the top lid for a high-tech custom look.
Show-Quality Mirror Polish: Hand-polished to a brilliant, high-luster shine that matches Billet Specialties valve covers, breathers, and pulley systems.
K&N Premium Filter Included:Comes standard with a washable, reusable K&N cotton-gauze air filter element for superior airflow and long-term serviceability.
Easily Serviceable:Replacement filter elements utilize standard off-the-shelf dimensions that can be sourced at local auto parts stores.
Stainless Fastener Pack:Includes corrosion-resistant stainless steel mounting hardware and carburetor stud/nut for a secure installation.
Technical Specification Matrix
Feature / Metric
Technical Specification Detail
Manufacturer
Billet Specialties
Air Cleaner Shape
Triangular / Geometric
Top Lid Style
CNC Ball-Milled Grooves
Surface Finish
High-Luster Mirror Polish
Overall Dimensions
14-7/8" Length x 13-1/2" Width x 3-1/8" Height
Net Height from Carb Flange
3-1/8"
Carburetor Neck Flange
5-1/8" Standard 4-Barrel Neck
Included Filter Element
K&N Washable / Reusable Lifetime Filter
Included Hardware
Stainless Steel Mounting Stud & Hardware Pack
⚠️ Carburetor Compatibility Note: Designed specifically for standard 4-barrel carburetors (and EFI throttle bodies) with a 5-1/8" neck diameter. This air cleaner will not fit Holley Dominator (4500-series) carburetors due to their larger flange sizing.
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Refund Policy
We offer a 30-day return policy, which means you have 30 days from the date you receive your item to request a return.
Eligibility for Returns
To be eligible for a return, your item must be:
In the same condition as received
Unworn or unused
With original tags attached
In its original packaging
You must also provide a receipt or proof of purchase.
How to Start a Return
To initiate a return, please contact us at jonathon@hotrodhardware.com. Once your return request is approved, you will be provided with the return address and, if applicable, an RMA (Return Merchandise Authorization) number.
Important: Items sent back without prior authorization will not be accepted.
If you have any questions regarding your return, feel free to contact us at the email above.
Damages and Issues
Please inspect your order upon delivery. If your item is defective, damaged, or if you received the wrong item, contact us immediately so we can evaluate the issue and resolve it promptly.
Exceptions / Non-Returnable Items
The following items are not eligible for return:
Custom or personalized products (including special orders)
Hazardous materials, flammable liquids, or gases
Sale items
Gift cards
If you are unsure whether your item qualifies, please contact us before initiating a return.
Exchanges
The fastest way to receive a replacement item is to return your original item (once approved) and place a new order separately.
Free Shipping Orders
Orders that qualified for free shipping are subject to deduction of the original outbound shipping cost if the item is returned.
Refunds
Once your return is received and inspected, we will notify you regarding the approval status of your refund.
If approved:
Refunds will be issued to your original payment method
Any applicable restocking fees will be deducted
Original shipping charges (if applicable) will be deducted
Return shipping costs (if arranged by Hot Rod Hardware) will be deducted
Please note:
Payment processing fees (including PayPal, Amazon Pay, or other merchant fees) are non-refundable
It may take additional time for your bank or credit card provider to process and post the refund
