BMW G20 340i | 330i | A90 Supra Heat Exchanger (B46 | B58)

Project Gamma High-Performance Heat Exchanger

For BMW 330i, 340i & Toyota GR Supra (B46/B58 Engines)

Optimized Cooling. Maximized Performance.

Take your cooling system to the next level with the Project Gamma Heat Exchanger, designed specifically for BMW B46/B58 platforms and the A90 GR Supra. This high-performance upgrade offers a substantial reduction in coolant and intake air temperatures, ensuring consistent power delivery even under intense driving conditions.

Whether you’re street driving, tracking, or running high boost levels, heat is the enemy of performance—Project Gamma’s heat exchanger combats heat soak and protects your engine’s efficiency when it matters most.

Key Features:

✅ Engineered for B46 & B58 Engines
Specifically designed for the cooling needs of turbocharged 4- and 6-cylinder BMW and Toyota engines.

✅ Plug-and-Play Installation
No cutting or modification required—this unit utilizes available space in the front grille area for maximum frontal cooling exposure.

✅ Lower Intake Air Temperatures (IATs)
Helps reduce heat soak by keeping IATs and coolant temps under control during spirited driving or track sessions.

✅ Increased Cooling Capacity
Optimized for high-performance and tuned vehicles, ensuring greater thermal efficiency over the stock heat exchanger.

✅ Supports Higher Boost Builds
A perfect supporting mod for vehicles running upgraded turbos, tunes, or track-driven builds.

Vehicle Fitment:

• BMW 330i (G20) – B46 Engine

• BMW 340i (G20/G30) – B58 Engine

• Toyota GR Supra (A90/A91) – B58 Engine

Why Choose Project Gamma?

Project Gamma products are built for enthusiasts who demand both performance and reliability. This heat exchanger offers a proven solution for reducing operating temperatures—allowing your engine to perform at its peak even under extreme load.

The Bottom Line:

If you're serious about performance, tuning, or track driving, the Project Gamma Heat Exchanger is an essential upgrade. More cooling = more power, more reliability, and more consistency.