---Manufactured from highest quality lightweight aluminium ---Twin aluminium core will achieve up to 30% greater cooling capability over OEM ---Keeps engine temperatures down; ideal for track day use ---More water volume within a channel means greater cooling efficiency ---Polished alloy and TIG welded for strength and long lasting durabiity Fitment: Mitsubishi Lancer Evo 7 8 9 4G63T 2.0 turbo models Suitable for manual transmission models only.