About

4X Diesel Performance

At 4X Diesel Performance Products, we fuel the passion of diesel and off-road enthusiasts with high-quality parts designed for power, durability, and reliability.

A close-up view of a car engine with visible components including ignition coils marked with 'Bosch Coil', various pipes, and wires. There is a prominent black air intake tube with 'Ultra Racing' branding and colorful wires in blue and yellow. A metallic pipe featuring a red connector is also visible.

Performance Gallery

Explore our collection of high-quality diesel performance parts and off-road accessories.

A high-performance automotive engine with a supercharger prominently displayed in the foreground. The sleek engine components are highlighted by a polished silver finish with intricate details that suggest power and precision. In the background, a crowd of people is visible, likely at a car show or exhibition, with various cars partially visible.
A detailed view of a high-performance car engine, featuring various components such as pipes, valves, and a distinct metallic support bar across the top. The engine has a polished look with elements in black, blue, and silver. Various branding and labels are visible on different parts.
A close-up view of a car engine component, prominently featuring a black engine cover with the text 'Powered by SRT.' Various other engine parts are visible surrounding the cover, including tubes and metal components.
A detailed view of a high-performance car engine with multiple exhaust pipes and various mechanical components. Red safety harnesses are visible, hinting at a racing environment. The engine is housed in a red car with various decals and markings.
The image features the rear section of a teal sports car, highlighting a carbon fiber spoiler with logos from APR Performance and J-Spec Perf Edition. The glossy teal surface contrasts with the dark carbon fiber material. The design emphasizes the car's aerodynamic and performance-driven features.

Performance Parts

Off-Road Solutions

At 4xdiesel Performance Products, we offer a wide range of high-quality performance parts designed for diesel and off-road enthusiasts, ensuring power, durability, and reliability for every adventure.

An intricately detailed car engine with polished metallic surfaces, including various tubes, hoses, and components. The engine is housed within a bright blue compartment and features shiny chrome finishes, suggesting high performance and customization.

Expert Guidance

Our team of experts is dedicated to providing personalized advice and support, helping you choose the right products to enhance your vehicle’s performance on the trails or at work.

A close-up of a high-performance engine featuring a carbon fiber cover with branding and text. The polished metal surfaces and white pipes reflect precision engineering and advanced automotive design. Various components such as bolts, tubes, and metallic fittings are visible, highlighting the complexity and functionality of the engine.

Trail Ready

Inspired by the rugged Rocky Mountains, our products are built to withstand the toughest conditions, allowing you to push your limits and enjoy every moment of your off-road experience.

A modified sports car with a camo paint job and bright yellow accents, including rims and side mirrors, is positioned inside a tented area or garage. The car is equipped with performance parts such as a large rear spoiler, roll cage, and racing decals. The surroundings include workshop equipment and tires.