Lone Wolf McQuade (1983), directed by Steve Carver, stars Chuck Norris as a Texas Ranger operating independently along the U.S.–Mexico border. The film follows his pursuit of a powerful arms dealer played by David Carradine, blending law enforcement elements with martial arts-driven action. It combines a lone-operator narrative with organized crime conflict and stylized combat sequences.

Från IMDB:
After helping the local police with some horse thieves, a Texas Ranger aims at a drug lord with arms trade as well. They're interested in the same woman and they're both into martial arts.