Martin Truex Jr. was the last driver to win back to back championships in the Nascar Nationwide Series (2004 & 2005). It was then known as the Busch Series. Truex Jr. drove for Chance 2, which was co-owned by Dale Earnhardt Jr. and Teresa Earnhardt.
Jimmie Johnson won a record five consecutive Nascar Cup Series championships (2006-2010).
Jimmie Johnson holds the record with 5 consecutive Nascar Cup Series championships. His streak was from 2006 to 2010.
Sam Ard was the first driver to win back to back Busch Series Championships in 1983 and 1984. Since then, four others drivers have won consecutive championships in the series. Larry Pearson (1986 & 1987), Randy LaJoie (1996 & 1997), Dale Earnhardt Jr. (1998 & 1999) and Martin Truex Jr. (2004 & 2005). It is now known as the Nationwide Series.
Greg Biffle was the first driver to claim both championships. He won the 2000 Nascar Craftsman Truck Series and the 2002 Nascar Busch Series. The series sponsorship names have now changed.
Tony Stewart has never won consecutive Nascar Cup Series championships. He was the Cup Series champion in 2002, 2005 and 2011.
Kyle Busch has not won a Nascar Cup Series championship. He did win the Nationwide Series championship in 2009.
Jimmie Johnson has won five Nascar Cup Series championships. He won consecutive titles from 2006 to 2010.
Jimmie Johnson has won the most championships in a row with 5 consecutive wins. 2006-2010.
Kyle Busch won a race in the Nascar Nationwide Series for eight consecutive years (2004-2011). His streak was snapped in 2012.Busch has since won races over the last two seasons in the Nationwide Series (2013-2014).
NO No, that has never happened.
Jimmie Johnson has won six Nascar Cup Series championships. He won them in consecutive seasons from 2006-2010, with his sixth coming in 2013.