When originally aired on TV, before the truck driver collides with the other gas truck, he says "Looks like I'm gonna crash...yup." This line, not the explosion itself, is deleted on the DVD of the Mike Judge collection.
Has been released on "The history of Beavis and Butt-head part II" PAL VHS tape, the region 1 "The history of Beavis and Butt-head" DVD set and "The Mike judge collection" Vol 1.