Brock Diesel Engine Heat Tabs with High Heat Adhesive - Guaranteed Accurate - Center Melts At 240-250F/115-121C - 100 Heat Tabs Per Tube

Brock Diesel Engine Heat Tabs with High Heat Adhesive - Center Melts At 240-250F/115-121C Guaranteed and Certified for Accurate Reading Provides Visual Evidence of Overheated Engine Over 25 Million Sold