Well made; I have used Dayco straps for many years and have replaced a large number of straps. I had no trouble stretching; They definitely don't stretch enough to lose tension! So "for ease of installation" remove any plastic from the underbody, including the plastic behind (remove) the tire closest to the engine belts. If you do this and have all the tools, it's very easy. If you don't do this and replace the serpentine belt sooner, that's the best thing you'll learn all day. After cursingβ¦