Turbo Eclipse owners, listen up! If you're pushing your 4G63 engine hard, this high-pressure radiator cap is a simple but effective upgrade. Made from durable stainless steel, it helps maintain proper cooling system pressure, which is crucial for preventing overheating during races, track days, or spirited drives. It's an unbranded performance/custom fitment part, but it comes with a warranty and is brand new in original packaging. No manufacturer part number, but it's designed specifically for Mitsubishi Eclipse models with the 4G63 turbo engine. Easy to install—just swap out your old cap and you're good to go. Better pressure control means improved cooling efficiency, especially when you're running boost. Keep your temps in check and your engine happy without breaking the bank. A small part that makes a big difference in reliability and performance. Don't let cooling issues slow you down—upgrade your cap and drive with confidence!