Sinister Diesel 03-07 Ford Powerstroke 6.0L Blue Spring Kit with Billet Spring Housing

Browse all our engine parts and engine components at Black Ops Auto Works, including oil catch cans, pulleys, thermostats, radiator components, coolant accessories, engine covers, fuse box covers, cap covers, throttle bodies, cooling upgrades, and engine bay dress-up parts for trucks, SUVs, muscle cars, and performance vehicles. Whether you are maintaining a street build, upgrading a high-horsepower setup, or improving under-hood styling, this collection is built for customers searching for engine parts, engine bay accessories, cooling upgrades, catch cans, and performance engine components. Shop Top Engine Brands Find trusted brands across the engine category, including: Billet Technology Mishimoto ZPE GripTec MightyMouse Solutions Cordes Performance Granatelli Cometic BBK Corsa   These brands are popular for oil catch cans, thermostat housings, engine bay accessories, radiator and coolant upgrades, supercharger pulleys, throttle bodies, and performance engine hardware. Engine Pa...

Performance Fuel Delivery Parts, Fuel Pumps, Filters & Fuel Systems Shop premium fuel delivery parts, fuel pumps, fuel filters, fuel rails, fuel pressure regulators, fuel pump hangers, surge tanks, flex fuel kits, flex fuel sensors, carburetors, fuel tanks, fuel air separators, fuel manifolds, injection pump components, and complete fuel systems at Black Ops Auto Works. This collection is built for street cars, race builds, diesel trucks, off-road vehicles, towing applications, and high-horsepower performance setups that need reliable fuel flow. Whether you are upgrading a daily driver, building a forced-induction vehicle, converting to E85, improving diesel fuel filtration, or finishing a custom fuel system, our Fuel Delivery collection includes parts designed to support performance, durability, flow capacity, and long-term fuel system reliability. Fuel Delivery Parts from Top Brands Shop trusted fuel system brands available in our catalog, including: DeatschWerks fuel pumps, ...

Welcome to our exclusive selection of Fuel Pressure Regulators, designed to optimize your vehicle's performance. These regulators ensure that your engine receives the precise fuel pressure it needs, enhancing efficiency and reliability. Why Choose Our Fuel Pressure Regulators? Top Quality: Each regulator in our collection is crafted with precision for durability and performance. Wide Range: We offer various models to fit different vehicle types and specifications. Easy Installation: Designed for straightforward installation, making upgrades hassle-free.   Enhance Your Vehicle's Performance By choosing our Fuel Pressure Regulators, you're investing in your vehicle's longevity and efficiency. Browse through our collection and find the perfect regulator to meet your needs today!

At Sinister Diesel, we design and manufacture top-tier parts engineered for durability and precision. Our products—including coolant filtration kits, oil filtration kits, fuel filtration kits, intercooler pipes, headers, up-pipes, cold air intakes, and more—are built to enhance the power, efficiency, and longevity of your diesel engine. Whether you’re driving a Powerstroke, Cummins, or Duramax, our USA-made parts are crafted to meet the highest performance standards. Trusted by Diesel Enthusiasts Nationwide We’re honored to have earned thousands of 5-star Google reviews from loyal customers who trust Sinister Diesel for their trucks. Our outstanding reputation reflects our unwavering commitment to quality and customer satisfaction. Every product we create undergoes rigorous testing to ensure it meets the demands of both everyday drivers and performance enthusiasts. Customer Service You Can Count On At Sinister Diesel, we believe our customers deserve the best—not just in the...