Volvo Trucks’ D13 Turbo Compound engine now standard on all VNL models; 6% better fuel economy over 2020 engine
Green Car Congress
OCTOBER 8, 2021
Excess heat and pressure from the exhaust gas are recaptured by the turbo-compound unit. The Volvo integrated driveline then uses extreme downspeeding to maintain road speed at lower RPM, saving even more fuel. Volvo Trucks North America’s latest-generation D13 Turbo Compound engine is now standard on all VNL models.
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