The TTE740+ is a plug-and-play hybrid twin turbo kit for the S55 engine in the F80 M3, F82 M4 and F87 M2 Competition. No custom fabrication needed - it uses genuine BMW Mitsubishi-based housings for direct fitment.
Each unit features a billet 7+7 blade compressor wheel, high-flow 9-blade turbine, oversized CNC alloy and modified plastic intake inlets, plus VSR balancing to 250,000 RPM.
Designed for fast road or track day use - strong midrange, clean spool, OE-like refinement
Fits standard S55 engine bay; coolant and service line kits sold separately
Supplied as a matched pair, serial-numbered, with one-year TTE warranty
