Cummins ISX15 X15 Intake Manifold 2014-2020 By PDI *This product is NOT legal in California. Raney's is not responsible for legal ramifications. Performance Diesel Big Boss Intake Manifold Fits Cummins ISX15 And X15 (CM2350) Engines From 2014-2020 Backed By A 1-Year Unlimited Mileage Warranty Op... See More