2007 Mercedes SLK-Class Owner's Manual - Page 450
2007 Mercedes SLK-Class Manual
Page 450 highlights
Technical data Fuels, coolants, lubricants, etc. Anticorrosion/antifreeze Your vehicle contains a number of aluminum parts. The use of aluminum components in motor vehicle engines necessitates that anticorrosion/antifreeze coolant used in such engines be specifically formulated to protect the Anticorrosion/antifreeze quantity Model SLK 280, SLK 350 SLK 55 AMG Approximate freeze protection -35°F (-37°C) 5.4 US qt (5.1 l) 5.9 US qt (5.5 l) -49°F (-45°C) 6.0 US qt (5.6 l) 6.4 US qt (6.1 l) aluminum parts. Failure to use such anticorrosion/antifreeze coolant will result in a significantly shortened service life. Therefore, the following product is strongly recommended for use in your vehicle: MB 325.0 Anticorrosion/Antifreeze agent. Before the start of the winter season (or once a year in hot southern regions), you should have the anticorrosion/antifreeze concentration checked. The coolant is also regularly checked each time you bring your vehicle to an authorized Mercedes-Benz Center for service. 449