NASCAR Heat 4 had 36 Average Viewers and 6 channels streaming on January 26, 2021, NASCAR Heat 4 had 33 Average Viewers and 4 channels streaming on February 1, 2021, NASCAR Heat 4 had 29 Average Viewers and 5 channels streaming on February 2, 2021, NASCAR Heat 4 had 18 Average Viewers and 4 channels streaming on February 8, 2021, NASCAR Heat 4 had 27 Average Viewers and 4 channels streaming on February 9, 2021, NASCAR Heat 4 had 24 Average Viewers and 2 channels streaming on February 16, 2021, NASCAR Heat 4 had 51 Average Viewers and 7 channels streaming on February 21, 2021, NASCAR Heat 4 had 31 Average Viewers and 4 channels streaming on February 22, 2021, NASCAR Heat 4 had 33 Average Viewers and 7 channels streaming on February 23, 2021, NASCAR Heat 4 had 45 Average Viewers and 3 channels streaming on February 25, 2021,
NASCAR Heat 4 had 30 Average Viewers and 4 channels streaming on February 26, 2021, NASCAR Heat 4 had 32 Average Viewers and 4 channels streaming on February 27, 2021, NASCAR Heat 4 had 51 Average Viewers and 4 channels streaming on March 7, 2021, NASCAR Heat 4 had 21 Average Viewers and 4 channels streaming on March 8, 2021, NASCAR Heat 4 had 28 Average Viewers and 3 channels streaming on March 9, 2021, NASCAR Heat 4 had 72 Average Viewers and 3 channels streaming on March 10, 2021, NASCAR Heat 4 had 73 Average Viewers and 3 channels streaming on March 11, 2021, NASCAR Heat 4 had 53 Average Viewers and 7 channels streaming on March 14, 2021, NASCAR Heat 4 had 27 Average Viewers and 3 channels streaming on March 16, 2021, NASCAR Heat 4 had 14 Average Viewers and 3 channels streaming on March 22, 2021,
NASCAR Heat 4 had 24 Average Viewers and 3 channels streaming on March 23, 2021, NASCAR Heat 4 had 31 Average Viewers and 7 channels streaming on March 30, 2021, NASCAR Heat 4 had 27 Average Viewers and 3 channels streaming on April 13, 2021, NASCAR Heat 4 had 86 Average Viewers and 4 channels streaming on April 14, 2021, NASCAR Heat 4 had 21 Average Viewers and 1 channels streaming on April 30, 2021, NASCAR Heat 4 had 44 Average Viewers and 4 channels streaming on May 10, 2021, NASCAR Heat 4 had 28 Average Viewers and 2 channels streaming on May 18, 2021, NASCAR Heat 4 had 26 Average Viewers and 3 channels streaming on May 25, 2021, NASCAR Heat 4 had 18 Average Viewers and 2 channels streaming on May 28, 2021, NASCAR Heat 4 had 53 Average Viewers and 2 channels streaming on June 3, 2021,
NASCAR Heat 4 had 45 Average Viewers and 2 channels streaming on June 13, 2021, NASCAR Heat 4 had 35 Average Viewers and 1 channels streaming on June 18, 2021, NASCAR Heat 4 had 29 Average Viewers and 6 channels streaming on June 21, 2021, NASCAR Heat 4 had 29 Average Viewers and 6 channels streaming on June 22, 2021, NASCAR Heat 4 had 45 Average Viewers and 5 channels streaming on June 26, 2021, NASCAR Heat 4 had 45 Average Viewers and 4 channels streaming on June 27, 2021, NASCAR Heat 4 had 42 Average Viewers and 5 channels streaming on July 3, 2021, NASCAR Heat 4 had 41 Average Viewers and 4 channels streaming on July 10, 2021, NASCAR Heat 4 had 46 Average Viewers and 7 channels streaming on July 12, 2021, NASCAR Heat 4 had 39 Average Viewers and 3 channels streaming on July 13, 2021,
NASCAR Heat 4 had 37 Average Viewers and 7 channels streaming on July 17, 2021, NASCAR Heat 4 had 31 Average Viewers and 5 channels streaming on July 26, 2021, NASCAR Heat 4 had 27 Average Viewers and 4 channels streaming on July 27, 2021, NASCAR Heat 4 had 37 Average Viewers and 2 channels streaming on July 31, 2021, NASCAR Heat 4 had 192 Average Viewers and 2 channels streaming on August 2, 2021, NASCAR Heat 4 had 19 Average Viewers and 2 channels streaming on August 3, 2021, NASCAR Heat 4 had 24 Average Viewers and 3 channels streaming on August 10, 2021, NASCAR Heat 4 had 43 Average Viewers and 4 channels streaming on August 13, 2021, NASCAR Heat 4 had 22 Average Viewers and 3 channels streaming on August 17, 2021, NASCAR Heat 4 had 26 Average Viewers and 3 channels streaming on August 24, 2021,
NASCAR Heat 4 had 26 Average Viewers and 3 channels streaming on September 7, 2021, NASCAR Heat 4 had 26 Average Viewers and 3 channels streaming on September 14, 2021, NASCAR Heat 4 had 52 Average Viewers and 4 channels streaming on September 18, 2021, NASCAR Heat 4 had 21 Average Viewers and 2 channels streaming on September 21, 2021, NASCAR Heat 4 had 30 Average Viewers and 3 channels streaming on September 27, 2021, NASCAR Heat 4 had 27 Average Viewers and 2 channels streaming on October 18, 2021, NASCAR Heat 4 had 44 Average Viewers and 1 channels streaming on November 11, 2021, NASCAR Heat 4 had 38 Average Viewers and 1 channels streaming on November 12, 2021, NASCAR Heat 4 had 59 Average Viewers and 2 channels streaming on November 28, 2021
NASCAR Heat 4 had 28 Average Viewers and 5 Average Channels streaming on January, NASCAR Heat 4 had 35 Average Viewers and 5 Average Channels streaming on February, NASCAR Heat 4 had 39 Average Viewers and 4 Average Channels streaming on March, NASCAR Heat 4 had 31 Average Viewers and 2 Average Channels streaming on April, NASCAR Heat 4 had 39 Average Viewers and 3 Average Channels streaming on May, NASCAR Heat 4 had 45 Average Viewers and 4 Average Channels streaming on June, NASCAR Heat 4 had 38 Average Viewers and 5 Average Channels streaming on July, NASCAR Heat 4 had 66 Average Viewers and 3 Average Channels streaming on August, NASCAR Heat 4 had 32 Average Viewers and 3 Average Channels streaming on September, NASCAR Heat 4 had 27 Average Viewers and 2 Average Channels streaming on October, NASCAR Heat 4 had 54 Average Viewers and 2 Average Channels streaming on November,