Sinister Diesel 99-03 Ford 7.3L (w/ Integrated Fuel Filter) Regulated Fuel Return Kit
Sinister Diesel 99-03 Ford 7.3L (w/ Integrated Fuel Filter) Regulated Fuel Return Kit
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Sinister Diesel 99-03 Ford 7.3L (w/ Integrated Fuel Filter) Regulated Fuel Return Kit
Transform your Ford F-250 or F-350 Super Duty truck's fuel system with the Sinister Diesel Regulated Fuel Return Kit, specifically designed for the 7.3L Powerstroke Diesel Engine. This comprehensive kit not only enhances your vehicle's performance but also ensures durability and efficiency.
Key Features and Benefits:
- High-Quality Construction: Crafted from CNC machined billet aluminum, this fuel return kit is built to withstand the rigors of powerful diesel performance.
- Integrated Fuel Filter: Includes a 10 Micron filter that replaces the factory fuel filter bowl, providing superior filtration and cleaner fuel delivery.
- Adjustable Fuel Regulator: Gives you the ability to customize your fuel pressure, promoting injector longevity and optimizing power levels.
- Included Fuel Pressure Gauge: Monitor your fuel pressure easily to ensure your engine is performing at its best.
- Complete Kit: Comes with all necessary components, including high-flow fuel lines, retaining clips, and a protective cover for braided lines – no additional parts required!
Enhanced Performance:
The Sinister Diesel Regulated Fuel Return Kit features:
- Higher filtration efficiency for improved fuel cleanliness.
- Nickel-plated fittings that resist corrosion and wear.
- Stylish blue anodized finish that adds aesthetic appeal while providing extra protection.
Installation Tips:
For optimal performance, it is highly recommended to install a lift pump or fuel air separator along with additional filtration. Also, please note that a 3/8 inch quick disconnect tool is required for installation.
Compatibility:
This kit is compatible with all models of Ford 7.3L Powerstroke Diesel trucks from 1999 to 2003. Please be aware that the product is not legal for sale in the state of California.
Upgrade your fuel system today with the Sinister Diesel Regulated Fuel Return Kit and experience the power and efficiency your truck deserves!
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Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

