Freeing up engine bay space for a front - facing or large turbocharger can be a challenge in the Mitsubishi Lancer Evolution. Keep your high - horsepower Evo cool with the Mishimoto Lancer Evolution 789 Half - Size Performance Aluminum Radiator. This radiator features full - aluminum construction with precision TIG - welded end tanks for superior heat dissipation and durability. The large 2.05 - inch thick brazed aluminum core provides clearance for upgraded turbocharger setups while maintaining optimal coolant temperatures for runs at the drag strip or through the autocross course. This radiator features a unique internal baffle that provides superior fluid dispersion resulting in lower coolant temperatures. Included with this radiator is a Mishimoto Magnetic Oil Drain Plug, M12 x 1.5 with high - quality dowty seal for removal of any metal fragments in your cooling system. The radiator also includes a Mishimoto 1.3 Bar High - Pressure Radiator Cap that effectively raises the boiling point of coolant to create a safer and more efficient system. The Mishimoto Lancer Evolution Half - Size Performance Aluminum Radiator works perfectly with factory coolant hoses or a Mishimoto silicone Radiator Hose Kit and includes an upper radiator stay, making this a hassle - free, bolt - on installation. Installing a capable fan solution is easy with the Mishimoto radiator thanks to the incorporated stock shroud - mounting points. Optionally a slim fan can be installed for improved clearance. This radiator includes the Mishimoto Lifetime Warranty, ensuring superior product quality and craftsmanship.