2009 Yukon XL Denali Sport Utility Vehicle Performance Review
* Auxiliary oil cooler
* Auxiliary transmission cooler
* 6,162 cc 6.2 liters V 8 front engine with 103.3 mm bore, 92.0 mm stroke, 10.5 compression ratio, overhead valve, variable valve timing/camshaft and two valves per cylinder L9H
* E85 fuel with additional premium unleaded
* Multi-point injection fuel system
* 31.0 gallon main E85 fuel tank 25.8
* Power: 301 kW , 403 HP SAE @ 5,700 rpm; 417 ft lb , 565 Nm @ 4,300 rpm
* Secondary fuel economy: US std - highway - mpg 19 and US std - city - mpg 12 ; 14