It Looked Like an Ordinary Tool… Until the Internet Discovered Its Secret

while the engine is operating.

During installation, a sealing gasket sits between the filter and the engine’s mounting surface. Heat and pressure can cause that gasket to cling more firmly over time.

Oil and grime may also cover the filter’s exterior, making it slippery. Even when a filter is not excessively tightened, the combination of heat, residue,continue reading …