What maintenance is required for this bypass oil filter system?

You'll need to replace the Amsoil oil filter periodically. Refer to Amsoil's recommendations for service intervals, as they can vary based on your driving conditions and oil type. Regular oil analysis can help you determine the optimal replacement schedule.

What kind of oil should I use with this bypass filter system?

Sinister Diesel includes an Amsoil filter, and it's a solid option to use Amsoil oil as well. However, this bypass filter system is compatible with any high-quality engine oil formulated for diesel engines. Always follow the oil viscosity recommendations in your Ford owner's manual.

Does this kit come with installation instructions?

While the kit includes the necessary hardware and brackets, detailed step-by-step instructions are not mentioned. Refer to the manufacturer's website or contact Sinister Diesel directly for installation guides and any specific torque specifications.

Sinister Diesel 99-03 Ford 7.3L Bypass Oil Filter System

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Sinister Diesel

Specifications

Brand: Sinister Diesel
Part #: SD-EOF-7.3
UPC: 841788103718

Sinister Diesel

Sinister Diesel 99-03 Ford 7.3L Bypass Oil Filter System

Name: Sinister Diesel 99-03 Ford 7.3L Bypass Oil Filter System
Brand: Sinister Diesel
Price: 665.59 USD
Availability: InStock

$665.59

Better filtration for your 7.3L Powerstroke. This bypass system removes more contaminants and extends engine life.

Key Features

Improves oil filtration — extends engine life
Removes more contaminants — protects your engine
CNC machined components — well-made and precise
Powder-coated finish — resists corrosion
Includes Amsoil 2-micron oil filter — strong filtration
Braided steel lines included — resists leaks and cracking

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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Fits these vehicles

Ford F-250 Super Duty 1999-2003
Ford F-350 Super Duty 1999-2003

Product Details

Oil is the lifeblood of any engine, but heavy-duty trucks work even harder putting even more stress on the oiling system. The Sinister Diesel 1999-2003 Powerstroke 7.3L bypass oil filter kit is designed to improve engine oil filtration to help extend the life of your 7.3L Powerstroke engine. This bypass oil filter removes more contaminants from your engine'oil than any other oil filter, and it even improves upon the factory oiling system providing maximum engine protection to ensure your Ford Super Duty truck stays on the road. This filter fits 1999 through 2003 Ford Super Duty trucks with the 7.3L PowerStroke diesel engine, The Sinister Diesel 1999-2003 Powerstroke 7.3L bypass oil filter kit comes with everything you need for the installation include braided steel lines, a mounting bracket and all required hardware. It also comes with an Amsoil 2 Micron oil filter, which is the best filter on the market. The main components for the bypass oil filter are fully CNC machined from steel and billet aluminum, and the filter block has a powder-coated finished in the signature Sinister Blue that adds both style and durability. Every Sinister Diesel part is manufactured and tested at the California headquarters, and it comes with the legendary Sinister.