This adaptor fitting is a game-changer! Based on my experience, the Derale 13025 Radiator Adaptor Fitting solved my automotive radiator problems swiftly .The adaptor was easy to install and fit perfectly into my car. The durable material and construction ensure longevity, making it a worthy investment. The only drawback I found was the slightly higher price compared to other similar products in the market. Nonetheless, considering its effectiveness this is a minor setback..