BMW B46/B48 RWD Billet Intake Manifold with 45 Degree downwards throttle body adapter neck 
Take your BMW B46/B48 platform to the next level with our fully CNC-machined billet aluminum intake manifold, designed for maximum airflow, strength, and performance.
✅ Fits BMW B46, B46A, B48 & B48A RWD engines
✅ 45° Downward Throttle Body Adapter for improved piping layout and engine bay packaging
✅ Optional Additional Fuel Rail for high-horsepower builds
✅ Fully Billet CNC Machined from 6061-T6 Aluminum Alloy
✅ OEM or Customizable Throttle Body Adapter Configuration
✅ Optional AN Fittings or Hose Plug Fuel Rail Connections
✅ Custom Anodizing Colors Available
✅ Custom Logo Engraving Available
✅ Lifetime Crack-Proof Warranty
✅ CFD Simulation & Velocity Vector Testing Completed
✅ Worldwide Shipping Available
⚠️ Additional injector ports are supplied with 1/8”-27 NPT stoppers. Please keep the ports sealed if additional injectors are not being used.
Compatible with selected RWD BMW models equipped with B46/B48 engines, including:
• BMW 120i (F20/F21)
• BMW 220i / 230i (F22/F23)
• BMW 320i / 330i (F30/F31/F34)
• BMW 420i / 430i (F32/F33/F36)
• BMW 520i / 530i (G30/G31)
• BMW 630i (G32)
• BMW 730i (G11/G12)
• BMW X1 20i/25i (F48)
• BMW X2 20i/25i (F39)
• BMW X3 20i/30i (G01)
• BMW X4 20i/30i (G02)
• BMW Z4 20i/30i (G29)
• Toyota Supra 2.0 (A90/A91 B48)
Built for enthusiasts who demand performance, reliability, and a premium motorsport-grade finish.