Related by context. Frequent words. (Click for all words.) 81 particulate filter 74 particulate filters 72 diesel particulate filters 72 aftertreatment 69 Selective Catalytic Reduction SCR 66 gas recirculation 64 BlueTec 63 exhaust emission 61 gas recirculation EGR 61 diesel engine 60 NOx 59 exhaust emissions 59 diesel engines 58 selective catalytic reduction 58 turbo diesel engine 57 catalytic converter 57 nitrogen oxides NOx 57 particulate emissions 56 cylinder deactivation 56 stainless steel exhaust 56 DPF 56 Duratec 56 V6 diesel 56 nitrogen oxide NOx 56 BLUETEC 56 #.# liter Duratec 55 BlueMotion 55 AdBlue 55 #.#L engine 55 particulate matter PM 55 electric drivetrain 55 diesels 54 hybrid drivetrain 54 fuel injectors 54 NOx reduction 54 hybrid powertrain 54 NOx emissions 54 BMW EfficientDynamics 53 particulate matter emissions 53 turbocharged engines 53 EfficientDynamics 53 Bluetec 53 fuel injector 53 emission 53 cylinder diesel 52 CVT transmission 52 conventional internal combustion 52 exhaust manifolds 52 turbocharger 52 BlueEFFICIENCY 52 BlueTEC 52 liter turbocharged engine 52 air conditioning compressor 52 hybrid powertrains 52 powertrain 52 #.# liter TSI 52 turbo diesel 52 spark ignition 52 liter turbodiesel 51 turbocharging 51 baghouse 51 liter turbo engine 51 Automatic Transmission 51 drivetrain 51 EcoBoost engine 51 Emission Control 51 intercooled 51 turbocharged diesel 51 Clean Diesel 51 combustion 51 variable valve timing 51 automated manual transmission 51 liter turbo diesel 51 liter i VTEC 51 Stability Control 50 degreasing 50 AC Schnitzer 50 flue gas 50 twin turbochargers 50 8 CYL 50 BMW #d 50 #.#L V 50 diesel 50 Ford EcoBoost 50 wave soldering 50 pollutant emissions 50 nitrous oxides 50 TDCi 50 Hybrid Synergy Drive 50 hybrid propulsion 50 #.#L V6 50 transmission CVT 50 exhaust gases 50 recirculation 50 #.# liter HEMI 50 produces #bhp 50 combustion engine 49 intercoolers 49 Electronic Stability Control 49 4MATIC 49 manual gearbox