Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
FLEETGUARD Automotive Air Filter: Round-Oval, Engine, Axial Seal, 8 1/8 in Outside Dia - Round/Oval Engine Air Filters
FLEETGUARDRound/Oval Engine Air Filters

FLEETGUARD Automotive Air Filter: Round-Oval, Engine, Axial Seal, 8 1/8 in Outside Dia

The FLEETGUARD Automotive Air Filter (Round-Oval, MPN AF25590) is an engine air filter with an axial seal and cellulose media, featuring an 8 1/8 in outside diameter. It is compatible with Peterbilt vehicles and is…

SKU 3G-OTH-490755

Brand
FLEETGUARD
Item
Automotive Air Filter: Round-Oval, Engine, Axial Seal, 8 1/8 in Outside Dia
Category
Round/Oval Engine Air Filters
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

FLEETGUARD
Manufacturer Part Number
AF25590
Type
Engine, Axial Seal, Cellulose
Outside Dia
8 1/8 in
FleetGuard Interchange
AF25590
Compatible Vehicle Make
Peterbilt
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

FLEETGUARD Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The FLEETGUARD Automotive Air Filter (Round-Oval, MPN AF25590) is an engine air filter with an axial seal and cellulose media, featuring an 8 1/8 in outside diameter. It is compatible with Peterbilt vehicles and is identified by FleetGuard Interchange AF25590.

Frequently Asked Questions

What is the FLEETGUARD AF25590 air filter used for?

The FLEETGUARD AF25590 is a round-oval engine air filter with an axial seal and cellulose media, designed for Peterbilt vehicles. It removes airborne contaminants to protect the engine, supporting reliable performance in heavy-duty trucking and fleet operations.

What are the specifications of the FLEETGUARD AF25590?

The FLEETGUARD AF25590 is an engine air filter with an axial seal and cellulose media. It has an 8 1/8 in outside diameter, is compatible with Peterbilt vehicles, and carries FleetGuard Interchange AF25590. The manufacturer part number is AF25590.

Where to buy the FLEETGUARD AF25590 worldwide?

3G Electric supplies the FLEETGUARD AF25590 engine air filter worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to order this genuine FleetGuard part for your Peterbilt vehicle.

How to install the FLEETGUARD AF25590 air filter?

To install the FLEETGUARD AF25590, first ensure the engine is off and cool. Remove the old filter, clean the housing, then insert the new axial-seal filter with the seal facing the air intake. Secure the housing and verify a tight seal before restarting the engine.

Used in

Common applications for FLEETGUARD
Diesel generator maintenance — Fleetguard CC8997 test strips for coolant condition monitoring in standby power systems
Industrial compressor cooling systems — Fleetguard coolant test strips to verify pH and inhibitor levels in closed-loop circuits
Marine engine servicing — Fleetguard filtration and test kits for preventive maintenance on shipboard diesel engines
Heavy equipment fleet management — Fleetguard fuel and oil filters for excavators, loaders, and bulldozers in construction
Gas turbine auxiliary systems — Fleetguard air intake filters for turbine enclosures in power generation plants
Hydraulic power units — Fleetguard hydraulic filters for maintaining fluid cleanliness in industrial presses and injection molders

FLEETGUARD Products

3G Electric supplies FLEETGUARD round/oval engine air filters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from FLEETGUARD

View all FLEETGUARD parts →
FLEETGUARD Automotive Air Filter: Round, 10 13/16 in Outside Dia - Bottom, 10 13/16 in Overall Lg (MPN AH1193). Key specifications — Brand: FLEETGUARD; Compatible Vehicle Make: Freightliner; Baldwin Interchange: PA3556; FleetGuard Interchange: AH1193.
FLEETGUARD
FLEETGUARD Automotive Air Filter: Round, 10 13/16 in Outside Dia - Bottom, 10 13/16 in Overall Lg (MPN AH1193). Key specifications — Brand: FLEETGUARD; Compatible Vehicle Make: Freightliner; Baldwin Interchange: PA3556; FleetGuard Interchange: AH1193.
FLEETGUARD Automotive Air Filter: Round-Oval, Round, Axial Seal, 5 25/32 in Outside Dia, RS4680 (MPN AF27867). Key specifications — Brand: FLEETGUARD; Compatible Vehicle Make: Saelen; Baldwin Interchange: RS4680; FleetGuard Interchange: AF27867.
FLEETGUARD
FLEETGUARD Automotive Air Filter: Round-Oval, Round, Axial Seal, 5 25/32 in Outside Dia, RS4680 (MPN AF27867). Key specifications — Brand: FLEETGUARD; Compatible Vehicle Make: Saelen; Baldwin Interchange: RS4680; FleetGuard Interchange: AF27867.
FLEETGUARD Automotive Air Filter: Round-Oval, Engine, Radial Seal, 12 7/32 in Outside Dia, RS4638 (MPN AF25627). Key specifications — Brand: FLEETGUARD; Compatible Vehicle Make: Peterbilt; Baldwin Interchange: RS4638; FleetGuard Interchange: AF25627.
FLEETGUARD
FLEETGUARD Automotive Air Filter: Round-Oval, Engine, Radial Seal, 12 7/32 in Outside Dia, RS4638 (MPN AF25627). Key specifications — Brand: FLEETGUARD; Compatible Vehicle Make: Peterbilt; Baldwin Interchange: RS4638; FleetGuard Interchange: AF25627.
FLEETGUARD Automotive Air Filter: Round-Oval, Engine, Radial Seal, 14 5/32 in Outside Dia, RS4989 (MPN AF26207). Key specifications — Brand: FLEETGUARD; Compatible Vehicle Make: Moxy; Baldwin Interchange: RS4989; FleetGuard Interchange: AF26207.
FLEETGUARD
FLEETGUARD Automotive Air Filter: Round-Oval, Engine, Radial Seal, 14 5/32 in Outside Dia, RS4989 (MPN AF26207). Key specifications — Brand: FLEETGUARD; Compatible Vehicle Make: Moxy; Baldwin Interchange: RS4989; FleetGuard Interchange: AF26207.
FLEETGUARD Automotive Air Filter: Round-Oval, Engine, Radial Seal, 5 5/16 in Outside Dia, Cellulose (MPN AF25412). Key specifications — Brand: FLEETGUARD; Compatible Vehicle Make: Case IH; Baldwin Interchange: RS3535; FleetGuard Interchange: AF25412.
FLEETGUARD
FLEETGUARD Automotive Air Filter: Round-Oval, Engine, Radial Seal, 5 5/16 in Outside Dia, Cellulose (MPN AF25412). Key specifications — Brand: FLEETGUARD; Compatible Vehicle Make: Case IH; Baldwin Interchange: RS3535; FleetGuard Interchange: AF25412.
FLEETGUARD Automotive Air Filter: Round-Oval, Engine, Radial Seal, 10 11/16 in Outside Dia, RS4990 (MPN AF4313). Key specifications — Brand: FLEETGUARD; Baldwin Interchange: RS4990; FleetGuard Interchange: AF4313.
FLEETGUARD
FLEETGUARD Automotive Air Filter: Round-Oval, Engine, Radial Seal, 10 11/16 in Outside Dia, RS4990 (MPN AF4313). Key specifications — Brand: FLEETGUARD; Baldwin Interchange: RS4990; FleetGuard Interchange: AF4313.
FLEETGUARD Automotive Air Filter: Round-Oval, Engine, Radial Seal, 4 3/32 in Outside Dia, Hyster/JCB (MPN AF4263). Key specifications — Brand: FLEETGUARD; Compatible Vehicle Make: JCB; Baldwin Interchange: PA5584; FleetGuard Interchange: AF4263.
FLEETGUARD
FLEETGUARD Automotive Air Filter: Round-Oval, Engine, Radial Seal, 4 3/32 in Outside Dia, Hyster/JCB (MPN AF4263). Key specifications — Brand: FLEETGUARD; Compatible Vehicle Make: JCB; Baldwin Interchange: PA5584; FleetGuard Interchange: AF4263.
FLEETGUARD Automotive Air Filter: Round-Oval, Round, Radial Seal, 4 17/32 in Outside Dia, RS3990 (MPN AF26387). Key specifications — Brand: FLEETGUARD; Compatible Vehicle Make: Wacker Neuson; Baldwin Interchange: RS3990; FleetGuard Interchange: AF26387.
FLEETGUARD
FLEETGUARD Automotive Air Filter: Round-Oval, Round, Radial Seal, 4 17/32 in Outside Dia, RS3990 (MPN AF26387). Key specifications — Brand: FLEETGUARD; Compatible Vehicle Make: Wacker Neuson; Baldwin Interchange: RS3990; FleetGuard Interchange: AF26387.