Related by context. Frequent words. (Click for all words.) 60 aftertreatment 60 Selective Catalytic Reduction SCR 57 BlueTec 56 diesel particulate filter 55 Bluetec 55 Ford EcoBoost 54 Hybrid Synergy Drive 54 AuraGen 54 diesel engine 53 BLUETEC 53 Duramax 53 particulate filter 52 EfficientDynamics 52 BlueTEC 52 hydrogen internal combustion 52 Dual Fuel 52 NOx reduction 52 EPA SmartWay 51 hybrid drivetrain 51 gas recirculation EGR 51 diesel engines 51 cleanest diesel 51 turbo diesel engine 50 #.#L engine 50 BlueEFFICIENCY 50 FlexFuel 50 ZEV 49 SmartWay 49 V6 engines 49 Duratec 49 MaxxForce 49 cylinder deactivation 48 variable valve 48 diesel powered 48 exhaust emission 48 Vortec 48 MultiAir 48 #.# liter HEMI 47 turbocharged engines 47 EcoBoost engines 47 turbocharging 47 V6 diesel 47 Audi R# 47 #.# liter HDi 47 BlueMotion 47 Atego 47 Clean Diesel 47 Supercharger 47 TDI diesel 47 GenDrive 47 diesels 47 particulate filters 47 EcoBoost engine 46 turbocharged diesel 46 Twin Turbo 46 #.# liter Duratec 46 gas recirculation 46 hybrid powertrain 46 DRIVe 46 electric drivetrain 46 automated manual transmission 46 diesel particulate filters 46 Fleetguard 46 V8 engines 46 #hp [002] 46 V8 engine 46 quattro permanent 46 Automatic Transmission 46 turbo chargers 46 selective catalytic reduction 45 EcoBoost 45 Yuchai 45 spark ignition 45 Kenworth T# [001] 45 liter turbocharged engine 45 efficient powertrains 45 hybrid powertrains 45 #cc engine 45 CVT transmission 45 #.#L V8 45 conventional internal combustion 45 turbodiesel engine 45 intercooled 45 synthetic lubricants 45 drivetrain components 45 V8 45 turbo diesel 45 #hp #kW [002] 45 powerplant 45 V6 engine 45 GE ecomagination 45 NOx 45 hybrid propulsion 45 Supercharged 44 powertrains 44 TDI 44 Trent XWB 44 Volvo Penta 44 Diesel Engines 44 Turbo 44 Jetta TDI