Turbo cartridges are replacement parts for the core assembly of a turbocharger. A failing turbocharger can significantly reduce engine performance and fuel efficiency. Replacing the entire turbocharger can be expensive. Turbo cartridges offer a cost-effective solution by replacing only the worn parts within the turbocharger, restoring performance and improving fuel economy. When considering a turbo cartridge replacement, it's important to choose a reputable supplier that offers cartridges built with high-quality components to ensure proper fitment and performance.