Bolt On Big Mo Turbo capable of 30+psi while staying within the CFM ceiling. +12.5% Larger exhaust turbine. +18% Larger compressor. Billet compressor wheel (lighter). Pro XP Big Mo Turbo specs 46/45 inducer/exducer. Less turbo lag compaired to stock with lighter turbine. Longer Turbo life with billet wheel as intake temps are cooler with a more efficient design. 360° thrust bearing system. Turbo is in the middle of the efficiency window, which keeps boost temps much cooler than stock. Requires billet drain tube if turbo is a bolt together center oil section vs the newer V-band clamp center section.. Required Mods:. ECU Tune. 2" Silicone intake tube. Water cooled kit if adding to a XP turbo model.