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Tula presenting diesel Dynamic Skip Fire technology at Future Diesel Powertrain Summit in Shanghai

Green Car Congress

Comparison of baseline and dDSF CO 2 and NO x on HD FTP cycle and LLC. Engine controller with dDSF: Tula’s proprietary SW for smooth, efficient operation and fuel economy gains. dDSF improves fuel efficiency by firing all events at the most efficient ratio of air to fuel, allowing optimal combustion at all engine output levels.

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CPT, TU Wien study finds 48V mild diesel hybrid cuts engine-out NOx 9%, 4.5% fuel economy improvement

Green Car Congress

A joint study by Controlled Power Technologies (CPT) and Austria’s Technische Universität Wien (TU Wien) into 48V diesel mild hybrid technology verified a 9% reduction of NO x in raw engine-out emissions, while retaining the fuel economy and CO 2 benefits of diesel engine technology. —Paul Bloore.

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Audi banking on Gen 2 3.0L TDI diesel for US sales; calls for a “fair shot” for diesel

Green Car Congress

Do they receive HOV access for their improved fuel economy and ultra low emissions? During his presentation at the TDI Efficiency Rally, UMTRI researcher Bruce Belzowski first presented a summary of his analysis of the total cost of ownership of diesels with a comparison to that of their gas vehicle counterparts. Earlier post.).

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New diesel Volkswagen Golf GTD heading for the US; first driving impressions

Green Car Congress

diesel delivering 184 horsepower (137 kW), 280 lb-ft (380 N·m) of torque, CO 2 emissions of 109 g/km, and a NEDC combined fuel economy figure of 56 mpg US (4.2 By comparison, the earlier A6 Golf GTD posted 8.1 With a new 2.0L l/100 km)—also a marked improvement over the A6 GTD’s 43 mpg. Variable valve timing.

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Road Test: 2021 Ford Mustang EcoBoost Premium

Clean Fleet Report

This fuel economy is encouraging, but it will take a wide open road with little traffic and lots of patience to equal it. If fuel economy is your primary focus and you can live without high performance, the standard turbocharged 2.3L Then, for comparison take a spin in the Mustang GT or Mach 1. mpg, exceeding the EPA figure.

Ford 86
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Road Test: 2023 Volkswagen Taos SEL 4Motion

Clean Fleet Report

Fuel economy is EPA-rated at 28 mpg city/36 highway/31 combined for the FWD Taos, with the 4Motion rated at 25/32/28. While fuel economy may be less if your driving keeps you on city streets with frequent starts and stops, it is good to know when on the open road and at a consistent speed, mid-to-high-thirties are possible.

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Road Test: 2021 Hyundai Palisade Calligraphy AWD

Clean Fleet Report

The EPA rates the fuel economy at 19 city/24 highway/21 combined. To aid in fuel economy the Palisade has a start-stop feature where the engine shuts off when coming to a stop and restarts automatically. Three-Row SUV Comparison. In addition, we are often invited to manufacturer events highlighting new vehicles or technology.

Hyundai 105