Dynamic Keyword Insertion has become a popular tool over the years, especially for e-commerce businesses. If you like the idea of dynamic anything, try Dynamic Search Ads. It is an additional dynamic AdWords tool that can boost your CTR or is at least worth your time for a thorough A/B test.
Dynamic Search Ads How-To Tutorial
FAQ: What About "Add Tracking" for the Destination URL?
Inserting ValueTrack parameters in your dynamic destination URL allows you to track your AdWords ads. Click here to learn more about Dynamic Search Ads and ValueTrack parameters on the Google Support Website.