Not Available to Ship to California
Performance Diesel Inc. (PDI) Big Boss products represent the pinnacle in American made big rig performance products. PDI has taken its quality and industry-leading expertise and designed the Big Boss Turbo. A 1.45 A/R ratio keeps the drive pressure within standards to keep the turbo in its efficiency range to improve performance efficiency. This advanced design of the turbo utilizes a V-band style which eliminates the need for the traditional o-ring design of some engines.
PDI isn’t just a parts manufacturer. They are a real world shop, and they design and install every part they make. With PDI performance parts you know you’re getting the very best.