FV 2pcs LAF2536 Heavy Duty Air Filter Compatible with Peterbilt 379 386 389 & Freightliner Argosy | Replaces Fleetguard AF25219, Donaldson P531026 P535788 | Heavy-Duty Engine Protection

AVOID RETURNS - PLEASE READ: This air filter (Replacement for LAF2536) is specific to certain configurations of Peterbilt and Freightliner trucks. Because these trucks use various engine/housing combinations, matching the truck model alone is not enough. This Filter Fits If Your Current Filter Is: Donaldson: P534096, P531026, P535788 Baldwin: RS3516 Fleetguard: AF25219, AF26657 Wix: 46842 This Filter DOES NOT Fit: If your housing requires an Axial (Flat Gasket) seal. If your filter height is significantly shorter or taller than 23.5 inches.

• [CHECK BEFORE BUYING] Strict Compatibility Verification To ensure 100% fitment, please cross-reference your original filter part number. This LAF2536 replaces AF25219, P531026, P534096, P535788, and Donaldson P535788. Do not rely solely on the truck model, as configurations vary by engine type and manufacturing year.
• [PRECISION DIMENSIONS] Critical Fit Data Avoid the hassle of returns by verifying your filter housing space. Our filter features an Outer Diameter: [9.2 inch], Inner Diameter Top: [Closed],Inner Diameter Bottom: [5.85 inch], and Height: [23.3 inch]. We recommend measuring your old filter before placing your order to ensure a perfect airtight seal.
• [HEAVY-DUTY ENGINE PROTECTION] High-Efficiency Filtration Engineered with premium multi-layered synthetic media, this filter captures 99.9% of dust, soot, and contaminants. Designed specifically for the high-airflow demands of Peterbilt 357, 379, 386, 389 and Freightliner Argosy, it prevents premature engine wear and maintains optimal fuel efficiency.
• [OEM QUALITY & DURABILITY] Built for the Long Haul Constructed with a heavy-duty corrosion-resistant metal inner/outer mesh and a high-grade polyurethane seal. Our filter maintains its structural integrity under extreme pressure and temperature, ensuring reliable performance in harsh long-haul trucking environments.
• [DIRECT REPLACEMENT] Easy Professional Installation Designed to meet or exceed OEM specifications for a drop-in replacement. The precise molding ensures an easy fit into your factory air box. Note: Please ensure the sealing surface is clean of debris during installation to prevent air bypass and protect your turbocharger.