(6) Matching 2016 Peterbilt 389s 120bbl Stainless Steel Vacuum Tanks. Cummins Powered ISX15 550HP, 18 speed transmission, Pete air trac suspension, full locking rears, dual exhaust, dual SS breathers, and prestige interior package. Tank is built by ITI Truck & Trailers in Meyersdale, PA. 120BBL Capacity. Stainless steel tank, NVE 608 Challenger Pump system, rear bumper with built in toolboxes. Call today for more information!!!