ACDelco PF649G Gold Ultraguard Engine Oil Filter (19346413)

The ACDelco PF649G Gold Ultraguard Engine Oil Filter (GM part number 19346413) delivers premium filtration performance for General Motors vehicles and a wide range of other makes and models. Engineered as a high-quality alternative to Original Equipment (OE) parts, this filter is backed by General Motors and built to meet strict specifications for fit, form, and function.

Key Features:

• 98% multi-pass filtration efficiency at 25–30 microns for superior contaminant removal
• Heavy-duty shell tested to four (4) times normal engine oil pressure, with added protection against rock impingement
• Heavy threaded plate guards against pressure spikes up to eight (8) times above normal operating pressure
• Spiral wound steel core tested to twice the OEM collapse requirement — 30% stronger than straight-locked core designs
• Ethylene Acrylate Rubber (AEM) anti-drainback valve tested to 175°C (347°F) for reliable cold-start protection
• Heavy-duty steel cover supports a high-temperature gasket rated to 175°C (347°F)
• Poppet-style bypass valve with heat-treated spring matched to OEM pressure specifications
• Blended filter media tested beyond normal oil change intervals for extended durability
• Backed by General Motors — formerly may have appeared as ACDelco Professional

The ACDelco PF649G is part of the Gold Ultraguard line, designed for demanding and performance-oriented applications where engine protection is critical. It provides tight seals and helps reduce engine wear, making it a dependable choice at every oil change interval.