PDI Big Boss Stage 3 Upgrade for Cummins X15 & ISB | 715773 | 2010-2022 Cummins X15 & ISB

PDI Big Boss Performance Packages are put together with performance, efficiency, and savings in mind. The Stage 3 Performance Kit combines the popular Big Boss tuner with the Big Boss Compound Turbo Kit to deliver the best pulling power while keeping exhaust temperatures as low as possible. This kit also includes our high performing intake and exhaust manifolds to ensure the engine can not only take in the most fresh air but also get rid of exhaust as efficiently as possible. Save now by ordering in a single kit instead of individually!

Kit Includes:

• Big Boss Performance Tuner with Mount
• Big Boss Performance Intake Manifold
• Big Boss Ceramic Coated Exhaust Manifold
• Performance Compound Turbo Kit
• Exhaust Manifold Install Kit
• Compound Turbo Install Kit
• Stainless Spacer and Bolt Kit
• 1 Year Unlimited Mile Warranty