Last year was the best ever for Land Rover sales, selling nearly 55,000 vehicles in the UK, and retail sales were up nearly 20% for the firm, with 68,586 cars sold in 2012.
The company is predicting a positive outlook for 2013, thanks to new products including Jaguar F-TYPE and All-New Range Rover.
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A cloudy and mild day with outbreaks of rain at times, which could be heavier in the morning.
The extension will run through Dudley to the DY5 Enterprise Zone at Brierley Hill and is estimated will create 7,000 jobs.
Outbreaks of rain will remain throughout the morning but it will start to dry up as the day progresses - remaining mild.