This listing is for a K&N Series 57 FIPK Performance Air Intake System, model 57-2519-3, designed for select 1996–2004 Ford Mustang GT models equipped with the 4.6L SOHC V8 engine.
The assembly includes the K&N molded intake tube, conical air filter, heat shield, mounting adapter, silicone coupler, ventilation hoses, mounting hardware, and additional components detailed below.
IMPORTANT: This is a used, incomplete, and untested assembly being sold FOR PARTS OR NOT WORKING. Additional installation components and hardware will be required.
For Parts or Not Working – Used / Incomplete / Untested
Previously installed and used.
Components exhibit cosmetic wear, accumulated dirt, and signs of previous installation.
The intake tube has minor oily residue inside.
The air filter has visible dirt, discoloration, and slightly bent filter pleats.
The heat shield has cosmetic wear and a partially detached rubber edge seal.
Several original installation components and hardware pieces are missing or unconfirmed.
Components have not been cleaned or reconditioned.
The assembly has not been operationally tested.
All components are being sold in their existing condition.
This is not a complete, installation-ready intake system. Buyers should review the included components and missing-parts information carefully before purchasing.
Brand: K&N
Product Line: Series 57 FIPK
Model / MPN: 57-2519-3
Product Type: Performance Air Intake System
Application: Ford Mustang GT
Model Years: 1996–2004
Engine: 4.6L SOHC V8
Condition: For Parts or Not Working
Completeness: Incomplete
Testing: Untested
K&N Intake Tube
Original molded black intake tube.
Previously installed and used.
Cosmetic surface wear and accumulated dirt.
Minor oily residue inside.
No cracks or fractures identified during visual inspection.
K&N Conical Air Filter
Previously used.
Visible dirt, discoloration, and cosmetic wear.
Several filter pleats exhibit slight bending and deformation.
No obvious tears identified during visual inspection.
Attached hose clamp included.
Filter has not been cleaned, re-oiled, or performance-tested.
Remaining filtration performance is unverified.
Heat Shield
Black heat shield with cosmetic surface wear.
Visible scratches, discoloration, and accumulated dirt.
No cracks or fractures identified during visual inspection.
Complete rubber edge seal is present but partially detached.
Rubber seal will require reseating.
Additional Components
The filter mounting adapter, stepped silicone coupler, ventilation hoses, mounting bracket, and accompanying hardware exhibit signs of previous installation and handling.
Their operational condition has not been independently verified.
The following components are included with this assembly:
Main Components
1 K&N molded black intake tube
1 K&N conical air filter with attached clamp
1 black heat shield
1 complete rubber heat-shield edge seal, partially detached
1 black filter mounting adapter
Couplers and Hoses
1 stepped silicone intake coupler
2 smooth ventilation hoses
Approximate ventilation hose internal diameters:
16.8 mm
18.9 mm
Mounting Components
1 black mounting bracket, approximately 5 inches long
1 square mounting gasket
3 loose mounting bolts
3 loose washers
1 mounting nut
Additional pictured hose clamps
Documentation
K&N installation instructions
Pictured manufacturer stickers and documentation
The included mounting hardware has not been verified as a complete original hardware set.
The assembly is incomplete. The following original installation components are missing or have not been confirmed:
Second mounting bracket
Straight silicone intake coupler
Second square mounting gasket
Additional original mounting hardware, including bolts, washers, and hose clamps
Temperature-sensor grommet, where required by the vehicle application
The included mounting bracket measures approximately 5 inches long. Its original designation as the long or short bracket has not been conclusively established.
Additional installation components and hardware must be sourced separately.
The vehicle's factory mass airflow sensor is not included. The original K&N installation is designed to reuse the vehicle's existing sensor.
This K&N 57-2519-3 intake system is designed for select:
1996–2004 Ford Mustang GT
Engine: 4.6L SOHC V8
Excludes Bullitt applications.
Vehicle compatibility depends on the specific engine and factory intake configuration.
Buyers should independently verify K&N part number 57-2519-3 against their vehicle before purchasing.
Because this assembly is incomplete, confirming vehicle compatibility does not guarantee that the included components alone will be sufficient for installation.
Please consider the following before purchasing:
This is a used and incomplete intake assembly.
It is being sold under For Parts or Not Working.
The assembly has not been operationally tested.
Additional components and installation hardware are required.
The air filter exhibits visible wear, including slightly bent pleats.
The heat-shield edge seal requires reseating.
Components have not been cleaned or reconditioned.
The original mounting hardware set has not been verified as complete.
No guarantee is made regarding operational performance or installation readiness.
Please review all listing photographs carefully. They show the included components and their existing cosmetic condition.
Ships within two business days via USPS or UPS depending on destination, package size, and service availability. Items are professionally packed and stored in a smoke-free environment prior to shipment.
The intake components and accompanying hardware will be securely packaged to help protect them during transit. Loose hardware will be contained separately to prevent movement and potential damage to the larger components.
UpstateFindsNY inventory may be sourced through a variety of secondary-market channels, including estate sales, retail closeouts, liquidations, storage acquisitions, overstock, shelf pulls, customer returns, business liquidations, secondhand markets, and similar sources.
Reasonable efforts are made to accurately identify, inspect, research, photograph, and describe each item before it is listed for sale. Product information is reviewed whenever practical so buyers have a clear understanding of what is being offered.
Because merchandise may come from a variety of secondary-market sources, pre-owned, open-box, new-old-stock, shelf-pull, liquidation, and similar items may show minor signs of previous handling, storage, age, prior ownership, or packaging wear when applicable. These general characteristics are separate from any specific condition details described earlier in the listing.
Buyers are encouraged to review all listing photographs and item-specific condition information carefully, as the photos form an important part of the overall description.