K&N Engineering

K&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom Applications

K&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom Applications
K&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom Applications
K&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom Applications
K&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom Applications
K&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom Applications
K&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom Applications
K&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom Applications
K&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom Applications
K&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom Applications
K&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom Applications
K&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom Applications
K&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom Applications
K&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom Applications
K&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom Applications
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K&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom ApplicationsK&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom ApplicationsK&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom ApplicationsK&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom ApplicationsK&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom ApplicationsK&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom ApplicationsK&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom ApplicationsK&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom ApplicationsK&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom ApplicationsK&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom ApplicationsK&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom ApplicationsK&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom ApplicationsK&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom ApplicationsK&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom Applications
K&N Engineering

K&N Round Air Filter - 14in OD / 12in ID / 2.313in Height — Fits 1979-1980 Peugeot 604 & Custom Applications

SKU: KNNE-3740
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches
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Product Details

Product Description
Part Numbers
Sizing & Fit

About K&N Engineering

K&N has been the world's leader in washable, reusable performance air filters since 1969. From the legendary cone filter to complete cold-air intake systems, K&N's cotton-gauze element delivers more airflow than paper while staying serviceable for the life of the vehicle.

K&N E-3740 High-Flow Round Air Filter

Unleash more horsepower and acceleration with the K&N E-3740 Round Air Filter. Engineered to reduce air intake restriction, this high-performance filter significantly increases airflow to your engine, resulting in improved throttle response and power. Crafted with multiple layers of oiled cotton gauze, the E-3740 provides superior filtration, protecting your engine from harmful contaminants while allowing it to breathe easier.

Durable, Reusable, and Performance-Driven

  • Increased Airflow: Designed to maximize air intake for noticeable gains in horsepower and torque.
  • Superior Filtration: Multi-layered cotton gauze media effectively captures dirt and debris, extending engine life.
  • Washable & Reusable: Can be cleaned and re-oiled, lasting up to 50,000 miles between services depending on driving conditions, saving you money on disposable filters.
  • Exact Dimensions: Features a 14-inch outside diameter, 12-inch inside diameter, and 2.313-inch height for a precise fit in compatible air boxes.
  • Versatile Fitment: Directly replaces the factory air filter in 1979 Peugeot 604 Base and 1980 Peugeot 604 SL models, as well as various custom applications.

Invest in a K&N E-3740 air filter for long-term performance and protection. Find this and other quality air filters at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1979 Peugeot 604 Base
1980 Peugeot 604 SL

Product Details

Product Description
Part Numbers
Sizing & Fit

About K&N Engineering

K&N has been the world's leader in washable, reusable performance air filters since 1969. From the legendary cone filter to complete cold-air intake systems, K&N's cotton-gauze element delivers more airflow than paper while staying serviceable for the life of the vehicle.

K&N E-3740 High-Flow Round Air Filter

Unleash more horsepower and acceleration with the K&N E-3740 Round Air Filter. Engineered to reduce air intake restriction, this high-performance filter significantly increases airflow to your engine, resulting in improved throttle response and power. Crafted with multiple layers of oiled cotton gauze, the E-3740 provides superior filtration, protecting your engine from harmful contaminants while allowing it to breathe easier.

Durable, Reusable, and Performance-Driven

  • Increased Airflow: Designed to maximize air intake for noticeable gains in horsepower and torque.
  • Superior Filtration: Multi-layered cotton gauze media effectively captures dirt and debris, extending engine life.
  • Washable & Reusable: Can be cleaned and re-oiled, lasting up to 50,000 miles between services depending on driving conditions, saving you money on disposable filters.
  • Exact Dimensions: Features a 14-inch outside diameter, 12-inch inside diameter, and 2.313-inch height for a precise fit in compatible air boxes.
  • Versatile Fitment: Directly replaces the factory air filter in 1979 Peugeot 604 Base and 1980 Peugeot 604 SL models, as well as various custom applications.

Invest in a K&N E-3740 air filter for long-term performance and protection. Find this and other quality air filters at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1979 Peugeot 604 Base
1980 Peugeot 604 SL

Product Details

Product Description

About K&N Engineering

K&N has been the world's leader in washable, reusable performance air filters since 1969. From the legendary cone filter to complete cold-air intake systems, K&N's cotton-gauze element delivers more airflow than paper while staying serviceable for the life of the vehicle.

K&N E-3740 High-Flow Round Air Filter

Unleash more horsepower and acceleration with the K&N E-3740 Round Air Filter. Engineered to reduce air intake restriction, this high-performance filter significantly increases airflow to your engine, resulting in improved throttle response and power. Crafted with multiple layers of oiled cotton gauze, the E-3740 provides superior filtration, protecting your engine from harmful contaminants while allowing it to breathe easier.

Durable, Reusable, and Performance-Driven

  • Increased Airflow: Designed to maximize air intake for noticeable gains in horsepower and torque.
  • Superior Filtration: Multi-layered cotton gauze media effectively captures dirt and debris, extending engine life.
  • Washable & Reusable: Can be cleaned and re-oiled, lasting up to 50,000 miles between services depending on driving conditions, saving you money on disposable filters.
  • Exact Dimensions: Features a 14-inch outside diameter, 12-inch inside diameter, and 2.313-inch height for a precise fit in compatible air boxes.
  • Versatile Fitment: Directly replaces the factory air filter in 1979 Peugeot 604 Base and 1980 Peugeot 604 SL models, as well as various custom applications.

Invest in a K&N E-3740 air filter for long-term performance and protection. Find this and other quality air filters at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1979 Peugeot 604 Base
1980 Peugeot 604 SL

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