RHM4047277 Reman Turbo for Cummins ISB 6.7L '07+ $3,494.61 Quantity discounts available QuantityPrice Quantity -+ Add to Cart Details there is a $600 core charge that is refunded when the core is received. The core must be the same part number/model as the unit purchased. ... Details Back Detailsthere is a $600 core charge that is refunded when the core is received. The core must be the same part number/model as the unit purchased. Free return shipping for the core1 year unlimited mileage warranty