Related by context. Frequent words. (Click for all words.) 77 gas recirculation 62 Selective Catalytic Reduction SCR 62 aftertreatment 61 diesel particulate filter 58 variable valve 58 particulate filter 57 8 CYL 57 intercooled 56 #.# liter Duratec 56 brushless motor 55 #.# liter HDi 55 selective catalytic reduction 55 diesel particulate filters 54 particulate filters 54 NOx reduction 54 turbocharged engines 54 exhaust emission 54 solenoid valves 54 Fiat Powertrain Technologies 54 MultiAir 54 Heat Exchangers 53 diesel engine 53 twin scroll turbocharger 53 centrifugal pumps 53 drivetrain components 53 butterfly valves 53 intercoolers 53 variable geometry 53 diesel engines 53 Vapor Flo ® 53 stainless steel exhaust 53 #.# liter SOHC 53 dry sump 53 drivelines 53 nitrogen oxide NOx 53 dual overhead cam 53 spark ignition 53 Heat Exchanger 53 exhaust manifolds 52 turbocharged diesel 52 turbo chargers 52 hydronic 52 valvetrain 52 Duratec 52 combustor 52 turbocharging 52 powertrain components 52 superchargers 52 Ford EcoBoost 52 forged pistons 52 turbo diesel engine 52 naturally aspirated engine 52 PVDF 52 variable cam 52 XTreme Power ® 51 Variable Speed 51 TDI diesel 51 heat exchangers 51 exhaust 51 dry sump lubrication 51 plate heat exchangers 51 BlueTec 51 Bilstein 51 MAHLE 51 venturi 51 Medium Duty 51 oxy fuel 51 TT Coupe 51 #PS [001] 51 evaporative 51 thermostatically controlled 50 EfficientDynamics 50 Exhaust 50 Piezo 50 DOHC 50 #hp #kW [002] 50 polyamides 50 variable valve timing 50 V6 diesel 50 evaporative emissions 50 Transducers 50 turbocharger 50 Multijet 50 BorgWarner 50 MANN + HUMMEL 50 transmission CVT 50 cylinder deactivation 50 BRABUS 50 Diesel Engines 50 compressors 49 cyl 49 quattro permanent 49 Variable Valve Timing 49 #.#L [001] 49 cylinder turbo diesel 49 petrols 49 conventional internal combustion 49 recirculation 49 #.#L engine 49 backpressure 49 Audi TT RS