SNOW PLOW PREP PACKAGE -inc: computer selected springs for snowplow application Note restrictions apply; see supplemental reference or body builders layout book for details May result in deterioration of ride quality when vehicle is not equipped w/snowplow Dual battery (86M) recommended w/6.2L or 7.3L gasoline engines; see body builders layout book for details, REMOTE START SYSTEM, ENGINE: 6.7L 4V OHV POWER STROKE V8 TURBO DIESEL B20 -inc: manual push-button engine-exhaust braking and intelligent oil-life monitor 240 Amp Alternator 34 Gallon Fuel Tank 3.31 Axle Ratio Dual 78-AH 750 CCA Batteries, RAPID-HEAT SUPPLEMENTAL CAB HEATER -inc: 397 Amp Alternator, ORDER CODE 608A, 6" ANGULAR BRIGHT POLISHED STEP BAR, L