STP HD Engine Degreaser, 500ml is a heavy-duty cleaning solution formulated to dissolve grease, oil, grime, and stubborn buildup from engines and mechanical parts. Its powerful formula cuts through tough contaminants to leave surfaces clean and ready for inspection, maintenance, or repair. The 500ml size offers ample coverage for automotive, workshop, or DIY use. Easy to apply and rinse, STP HD Engine Degreaser helps improve engine appearance and performance by removing buildup that can trap heat or impede moving parts. It’s an effective choice for thorough engine cleaning and upkeep.
