Review on Spectre Performance 4209 Large Cleaner by John Frey

I recently tried a large engine cleaner from a well-known brand in the performance car parts and accessories category - and it blew me away! According to my experience, Spectre Performance's engine cleaner is an excellent addition to any automotive enthusiast's kit. What I liked the most is how it deep-cleans the engine, removing all the dirt, grime, and carbon buildup, unleashing the true power of the engine. On the downside, the cleaner has a strong odor that can be overwhelming, so use it in an open space. Despite this, I highly recommend this cleaner to anyone who wants to keep their engine's performance at its peak.