Krenshaw: Jesus, Archer. Archer: What? Krenshaw: You think this is a game? Archer: No, I think Jenga's a game. Krenshaw: What if I had been real KGB? Archer: I'd assume you'd be trying to suck a promotion out of some Russian guy's cock.
When the bikers are chasing the bus, one of them crashes into the "Now Leaving Texarkana" sign. However, shortly before this, we see Cyril crashing into the sign reading "Austin. 105 miles." Texarkana is almost 350 miles from Austin.