Related Clues:

• Drilling sites
• Truck stop stoppers
• Tractor trailers
• Fixes dishonestly
• Convoy components, often
• Pre-arranges the outcome
• Highway haulers
• Long haulers
• Oil-drilling equipment
• Truckers' trucks
• Oil field sights
• They're in it for the long haul
• Tampers with
• Fixes the outcome
• Fixes, so to speak