Oil Sludge is a major risk factor when it comes to vehicle malfunction. Learn more:
General News


Sludged. Automotive News. April 18, 2005.

Engine Sludge – When good oil goes bad. The New York Times. February 4, 2007.
Manufacturer News

Toyota Broadens Sludge Repair Program. Automotive News. April 8, 2002.

READ MORE in our Oil Sludge Archives.