Complex sentence: The most popular cars for this customization were Cadillacs and Lincolns, especially the Cadillac Eldorado and Lincoln Continental produced between 1971 and 1978, although lower luxury models such as Chryslers, Buicks and Oldsmobiles, were also common.
Split into simpler sentences: The most popular cars for this customization were Cadillacs and Lincolns, especially the Cadillac Eldorado and Lincoln Continental produced between 1971 and 1978. However, lower luxury models such as Chryslers, Buicks and Oldsmobiles, were also common.