Pronto PO4484 Engine Oil Filter

Pronto PO4484 Engine Oil Filter Overview

The Pronto PO4484 is a spin-on engine oil filter built for select Acura applications, including the NSX, TL, and Legend. It uses enhanced cellulose filter media, a 25-micron rating, and an anti-drain back valve to support clean oil flow at startup.

As part of the Pronto Standard Life line, this filter focuses on dependable everyday service with the core specifications needed for routine oil changes on compatible Acura vehicles.

Key Features

• Enhanced cellulose filter media for standard oil filtration performance
• 25-micron rating for capturing fine contaminants
• Anti-drain back valve helps retain oil in the filter after shutdown
• Spin-on design for straightforward service replacement
• Bypass relief valve setting: 17
• Burst pressure: 218
• Gasket material: NBR with 0.14 in thickness
• Inside thread size: M22x1.5-6H
• Height: 3.96 in; outer diameter bottom: 3.16 in

Standard Life Line Details

Pronto Standard Life filters are positioned for routine maintenance where consistent filtration and correct fitment matter. The PO4484 follows the application and dimensional requirements used on select Acura models, including Acura NSX, Acura TL, and Acura Legend coverage. The part number PO4484 is also referenced in cross-application listings, including Monroe Shocks & Struts 72200 for the same application.

What This Oil Filter Helps Address

• Engine oil contamination from normal wear particles
• Oil drain-back after engine shutdown
• Restricted oil flow caused by a loaded filter element
• Routine maintenance replacement for Acura NSX, TL, and Legend service intervals
• Fitment matching for vehicles requiring an M22x1.5-6H spin-on filter

Installation Notes and Tips

Verify the thread size, gasket dimensions, and filter height before installation. Replace the filter during each oil service, lubricate the gasket before tightening, and follow the vehicle manufacturer’s torque specification. Confirm application details for your Acura NSX, TL, or Legend by model year before ordering the PO4484.

• Fits 1991-2005 Acura NSX, N/A
• Fits 1996-1998 Acura TL, N/A
• Fits 1988-1995 Acura Legend, N/A

Quality Assurance

This Pronto PO4484 oil filter is built with enhanced cellulose media, an NBR gasket, and an anti-drain back valve to meet standard service requirements for the listed Acura applications. It is a direct-fit maintenance part for confirmed vehicle coverage.