PDI Big Boss Cummins ISX Injector - 6 Pack

The PDI Big Boss Cummins ISX Injector – 6 Pack is a high-performance fuel injector set engineered to deliver increased horsepower, improved throttle response, and greater fuel efficiency for Cummins ISX engines. Designed to outperform factory injectors, these precision-built components provide superior atomization, cleaner combustion, and smoother engine operation under all load conditions.

Each Big Boss Injector is manufactured with tight machining tolerances and high-flow internal designs to ensure balanced fuel delivery across all cylinders. Built from premium, heat-treated materials, these injectors are rigorously tested for flow accuracy, pressure retention, and long-term reliability under demanding diesel environments.

Ideal for professional rebuilds, performance upgrades, or OEM-quality replacements, the PDI Big Boss Cummins ISX Injector – 6 Pack delivers the power, consistency, and durability that define PDI’s industry-leading Big Boss line of performance components.