CUMMINS ISX15 | X15 CHROME EXHAUST MANIFOLD Snapback PDI has increased airflow by

PDI has increased airflow by up to 35% over the factory design

WABAM Slick gives your paint the slick

and deposits that rob your engine of performance while the advanced FR3 Nano Lubricant technology helps reduce friction and protect critical engine components from excessive wear

this high-pressure turbo is ready to get the job done

the PDI Big Boss design increases airflow by up to 20%

CUMMINS ISX15 | X15 CHROME EXHAUST MANIFOLD Snapback PDI has increased airflow byIf youre looking to improve the performance and durability of your Cummins ISX15 or X15, the PDI Big Boss Exhaust Manifold is engineered to deliver better airflow, cooler exhaust temperatures, and improved turbo response. PDI designed this manifold to maximize exhaust airflow, helping reduce turbo lag and allowing the turbocharger to spool more efficiently. During development, each runner was carefully analyzed and tested to ensure balanced airflow