🚗 Unleash the Power Within Your Engine! Effectively removes and prevents harmful deposits that can compromise engine efficiency. Say goodbye to noisy lifters and valves with our unique penetrating formula. Regular use ensures optimal performance and longevity of your engine. Quality you can trust, without voiding your vehicle's warranty. Experience reduced friction and wear with our advanced multi-grade formula. Quiets lifters Multi-grade formula Removes sludge Rislone 4102 XTREME LUBE® Maximum Performance Engine Treatment is a high-performance engine treatment designed to reduce friction, remove sludge, and quiet noisy lifters and valves. Its multi-grade formula ensures optimal oil flow across a wide temperature range, promoting engine longevity and efficiency. Proudly made in the USA, this product is compatible with new vehicles and does not void warranties.