Dinan High Performance Heat Exchanger | G42 230i · M240i · G20 330i · M340i · G22 · G23 · G26 430i · M440i · MK5 Supra | 2.0L Turbo I4 [B46] · 2.0L Turbo I4 [B48] · 3.0L Turbo I6 [B58] C7 S6 4.0L Turbo V8 5 Mounting Stud - Same

5 Mounting Stud - Same as OE

IE's cast downpipe is a direct-fit to available upgraded turbochargers on the market and will allow total horsepower

Order yours today and experience the difference

We modify a new regulator to increase the line pressure

Dinan High Performance Heat Exchanger | G42 230i · M240i · G20 330i · M340i · G22 · G23 · G26 430i · M440i · MK5 Supra | 2.0L Turbo I4 [B46] · 2.0L Turbo I4 [B48] · 3.0L Turbo I6 [B58] C7 S6 4.0L Turbo V8 5 Mounting Stud - SameThe OE thermal management system for the B4x B58 G chassis BMW and Toyota GR Supra offers an improved formula from prior generations. With a setup where engine coolant is also re routed through the heat exchanger, the system effectively assists in overall engine cooling as well as charge cooling. However, like its predecessors, it has room for improvement as it can be overwhelmed when the system is taxed aggressively or as power levels are increased.