AMSOIL Heavy-Duty Bypass System

Maximum filtration performance for virtually all heavy-duty diesel and gasoline applications, including Class 6, 7 and 8 heavy-duty trucks, off-road equipment, buses, generators, marine engines, logging and agricultural equipment.

See the product data sheet for full details.

Maximum Filtration Protection

• Efficient removal of small particles and soot that full-flow oil filters can't capture alone
• Removal of particles 2 microns and larger
• Improved oil cooling
• Reduces maintenance costs

Offer Extended Service Life

• Helps extend engine life
• Increased fluid system capacity
• Increased filtration capacity and lifea
• Helps extend oil drain intervals