Turbos are technologically advanced components with internal rotating parts. The tolerances of these high-precision parts are marginal and the revolution speeds can exceed more than 100 thousand revolutions per minute. Turbo's can become defective due to incorrect installation, too little, or contaminated engine oil. JLM Turbo Pre Lube is crucial for the long life of a used or newly installed turbo. JLM Diesel Extreme Clean and Turbo Cleaner are powerful additives that clean and maintain the turbo quickly and effectively.