What Sets It Apart

• Effectively removes sludge, varnish, and deposits for a cleaner, healthier engine.

• Improves oil circulation and lubrication by clearing internal build-up.

• Safe for petrol and diesel engines, compatible with all types of motor oil.

• Prepares engine for fresh oil, enhancing performance and extending engine life.

• Simple pre-oil-change treatment—just add before draining old oil for best results.

The Details You Need

Shelby's Engine Flush is a high-performance pre-oil-change treatment designed to deep-clean your engine from the inside out. Formulated to dissolve and remove sludge, varnish, and other harmful contaminants, it restores engine cleanliness and promotes better oil circulation, helping to extend engine life and improve overall performance.

Safe for use in both petrol and diesel engines, Shelby's Engine Flush prepares your engine for fresh oil by clearing out residue that can hinder lubrication and efficiency. Use it before every oil change to ensure your engine runs cleaner, smoother, and more efficiently.