• K&N E-0940 Replacement Air Filter
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K&N

K&N E-0940 Replacement Air Filter

K&N E-0940 Replacement Air Filter

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✔ K&N E-0940 Replacement Air Filter — Premium Washable High-Flow Filter
✔ Fitment: 1994–2004 Ford Mustang (3.8L V6, 3.9L V6, 5.0L V8) — Base, GT, GTS, SVT Cobra models
✔ Direct replacement for OEM air filter — no modifications required
✔ Designed to boost horsepower and acceleration through improved airflow
✔ Washable and reusable — lasts up to 50,000 miles before cleaning
✔ Million Mile Limited Warranty — the last air filter your vehicle will ever need

 

K&N E-0940 High-Flow Air Filter — for 1994–2004 Ford Mustang

A clogged or dirty air filter can restrict engine performance and reduce acceleration. The K&N E-0940 replacement filter increases airflow to the engine while providing exceptional filtration. Unlike disposable paper filters, this K&N filter is washable and reusable, saving you money over the life of the vehicle and reducing waste.

This high-performance tapered conical filter features layered, oiled cotton gauze media designed to trap harmful contaminants while maximizing air flow. The filter is pre-oiled and ready to drop directly into your existing factory air box, making installation simple. Under normal driving conditions, the filter can go up to 50,000 miles before cleaning is required.


When to Replace

• Reduced engine power or sluggish acceleration
• Decreased fuel economy
• Visible dirt, dust, or debris accumulation on the filter
• Filter has been in service for 50,000 miles or more without cleaning
• You want to upgrade the performance of your vehicle

Product Details & Highlights

• ✔ Increased airflow — designed to boost horsepower and rate of acceleration
• ✔ Washable and reusable — engineered to last the lifetime of your vehicle
• ✔ Easy installation — pre-oiled and ready to drop into your factory air box
• ✔ Save money — avoids the cost of replacement disposable filters
• ✔ Eco-friendly — reduces waste by avoiding disposable filters
• ✔ Race-tested — the Official Air Filter of NASCAR, trusted on the racetrack
• ✔ Backed by K&N’s manufacturer warranty

Package Contents

• 1 × K&N E-0940 air filter (pre-oiled)

FAQ

FAQ

Is this an OEM replacement or an aftermarket part?
This is a high-performance aftermarket replacement air filter, designed to fit directly into your factory air box as a drop-in replacement.

Does this fit my 1995 Ford Mustang GT?
Yes — the 1995 Mustang GT with the 5.0L V8 engine is listed as compatible. We recommend verifying your specific model and year before ordering.

Does this fit the 3.8L V6 Mustang?
Yes — the 1994–2004 Mustang with the 3.8L V6 engine is listed as compatible. Please verify with your VIN.

How often should I clean this filter?
Under normal driving conditions, the filter can go up to 50,000 miles before cleaning is required.

Does this filter come pre-oiled?
Yes — the filter comes pre-oiled and ready to install.

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