51394 WIX Oil Filter, Pack of 2
- Has 8-11 Lb. By-Pass Relief Valve / Use Gold For Manufacturer OE Recommended Oil Change Intervals.
- Silicon Anti-Drain Back Valve Will Not Harden Or Become Brittle, Providing Greater Value And Protection Over Standard Nitrile Valves Used In Lesser Quality Economy Filters.
- Use For Normal And Severe Driving Conditions Such As Stop And Go Traffic, Dirt Roads, Construction Sites, Short Trips And Interstate Travel.
- When Applicable, NAPA Flexible Silicone Anti-drainback Valve Protects Against Dry Engine Starts Past The Traditional Filter Change Interval.
- NAPA Gold Oil Filters Provide Excellent Engine Protection Using Conventional, Synthetic, or Synthetic-blended Motor Oils, As Recommended By The OE Vehicle Manufacturer.