Royal Purple 10-454 Extended Life Synthetic Oil Filter 4 Inch Spin-On

The Royal Purple 10-454 Extended Life Oil Filter is a premium synthetic oil filter engineered for maximum engine protection and extended service life. This 4-inch spin-on filter combines superior particle removal with optimized oil flow, making it ideal for demanding applications and extended drain intervals.

Superior Filtration Performance:

• 100% synthetic micro-glass media provides 99% filtration efficiency at 25 microns
• Screen-backed synthetic media delivers exceptional particle capture while maintaining low flow restriction
• Engineered to outperform conventional cellulose-based oil filters

Heavy-Duty Construction:

• Thicker steel shell provides enhanced puncture resistance from road debris
• Heavy-gauge steel backplate increases burst strength for high-pressure applications
• Metal end caps create a positive seal on the filter element assembly
• Reinforced center tube prevents filter element collapse under pressure

Advanced Design Features:

• Silicone anti-drain back valve prevents dry starts by retaining oil during shutdown—outperforms standard nitrile rubber in extreme temperatures
• Premium nitrile rubber gasket with lubricity compound reduces installation and removal torque
• Precision-engineered bypass valve ensures continuous oil flow even under excessive restriction conditions

Built for enthusiasts and professionals who demand the best, this Royal Purple Extended Life Oil Filter provides the superior protection your engine deserves in even the toughest operating conditions.