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Engine Air Filter for Freightliner C120, Kenworth T600 T800 | Replacement AF1968 CA3750 Aftermarketus Air Filters
Engine Air Filter for Freightliner C120, Kenworth T600 T800 | Replacement AF1968 CA3750 Aftermarketus Air Filters
  • Engine Air Filter for Freightliner C120, Kenworth T600 T800 | Replacement AF1968 CA3750 Aftermarketus Air Filters
  • Engine Air Filter for Freightliner C120, Kenworth T600 T800 | Replacement AF1968 CA3750 Aftermarketus Air Filters

Engine Air Filter for Freightliner C120, Kenworth T600 T800 | Replacement AF1968 CA3750

SKU:: TR523-EF

$52.77 $71.99Sale
Selling fast
Keep your engine running cleaner and longer.
Heavy-Duty Reliability
Easy Installation
Consistent Airflow
Description

✅ FITMENT:
Message us your VIN number and we’ll confirm fitment.
Alternatively, contact your dealer for the OEM part number and check if it matches any of our listed cross-reference numbers below.

✅ SPECIFICATIONS:

  • Height: 22.531 in

  • Outer Diameter (Top): 11.6 in

  • Outer Diameter (Bottom): 10.625 in

  • Inside Diameter (Top): Closed

  • Inside Diameter (Bottom): 6.687 in

✅ COMPATIBLE ENGINES:

  • Caterpillar: 3176, 3176B, 3306, 3401, 3406, 3406B, 3406E, 3406TA, C7, C10, C11, C12, C13, C15, C16

  • Cummins: 6C8.3, 6CT8.3, ISB, ISC, ISL, ISM, ISX, ISXE5, KT1150, L10, M11, N14, NTC855, Signature, Signature 600, VT903

  • Detroit Diesel: Series 60

  • Mack: MP8

  • Mercedes-Benz: MBE4000

  • Paccar: MX13

✅ REPLACEMENT FOR:

  • Baldwin: PA2705, PA4585

  • Caterpillar: 3I0415

  • Fleetguard: AF1968, AF26328

  • Fram: CA3750, CA3990

  • Freightliner: CA3990, DN

  • Kenworth: KW3551

  • Luberfiner: LAF3551, LAF6128

  • Peterbilt: PP, 220055064

  • Wix: 46883

✅ MAINTENANCE & WARRANTY:

  • Recommended replacement interval: every 15,000–30,000 miles for peak performance and engine protection.

  • 1-Year Manufacturer Warranty – Covers defects in materials and workmanship for complete peace of mind.

Shipping

We take great care in preparing and delivering your order.

Processing Time
Orders are usually processed within one business day. After your order has been shipped, you will receive a shipping confirmation email. Tracking information may be included when available.

Estimated Delivery
Most orders arrive within 3-5 business days. Delivery times may vary depending on your location and the carrier's operational schedule.

Shipping Rates
Shipping costs are automatically calculated at checkout, based on your location and the selected delivery method.

Returns

Your satisfaction is our top priority, and we want you to feel confident shopping with us. If something isn't right, you can request a return or refund within 30 days of delivery.

How to Start a Return
Just contact our support team and we will guide you through the process. We will make sure it is simple and hassle-free.

Refunds
Once we have processed your return, your refund will be issued to the original payment method, typically within 5-10 business days.

Pickup available at Texas Warehouse

Usually ready in 24 hours

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K
Kathryn

Great quality fit good

  • Secure Checkout

    Safe and easy payments every time

  • Fast Shipping

    Get your order delivered quickly

  • Customer Support

    Friendly help whenever you need it

  • Easy Returns

    Shop with confidence, hassle-free

Protect Engine Components

Traps dust and debris to reduce engine wear and extend component life. Built to deliver dependable filtration under demanding highway, vocational, and everyday operating conditions.

  • Engine Air Filter for Freightliner C120, Kenworth T600 T800 | Replacement AF1968 CA3750 Aftermarketus Air Filters
  • Consistent airflow

    Traps dust and debris to reduce wear.

    Engine protection

    Traps dust and debris to reduce wear.

  • Consistent airflow

    Supports stable power and efficiency.

    Consistent airflow

    Supports stable power and efficiency.

  • Easy installation

    Drop-in replacement. No modifications needed.

    OEM-style fit

    Matches OEM sizing for easier installation

  • Easy installation

    Drop-in replacement. No modifications needed.

    Easy installation

    Drop-in replacement. No modifications needed.

Engineered from the inside out


Layered construction balances efficient airflow with lasting structural strength for dependable engine operation mile after mile.

Simplify maintenance schedules

Make routine engine maintenance easier with a direct-fit air filter designed for quick, straightforward replacement.

Frequently Asked Questions