BMW F20 / F21 1.6L Hybrid Turbocharger Upgrade up to 276HP N13B16 Petrol

This upgraded Services  is based on the OEM Garrett MGT1549ZDL 820021-1 unit found in BMW F20/F21 1.6L engines and is engineered for significantly improved performance while maintaining OEM fitment.

Genuine Garrett MGT1549ZDL 820021-1 base turbo

+4mm 7+7 Next Gen Billet Compressor Wheel

+2mm 9-Blade Upgraded Shaft

CNC-machined compressor & turbine housings

0.01mm machining precision

Reduced turbo lag

Increased airflow capacity

High-speed VSR balancing over 100,000 RPM

Balanced within 1g tolerance

Direct fit for BMW F20/F21 1.6L

We replace the factory compressor wheel with a Next Generation 7+7 billet wheel, enlarged by +4mm, 40/52mm increasing airflow capacity and efficiency across the powerband.

The turbine shaft is upgraded to a +2mm 39.6mm 9-blade design, improving exhaust flow characteristics and high-RPM stability.

Both the compressor and turbine housings are precision CNC-machined in-house under ISO 9001 standards, with machining tolerances down to 0.01mm. This ensures perfect blade-to-housing clearance, maximizing efficiency while reducing turbo lag.

8092005004S, 11624601147, 11627633925, 11627645758, 11627645759, 4601147, 7606645AI04, 7633925, 7645758, 7645759, 8092000004, 8092000005, 8092004, 8092005, 8092005005S, 8199970001, 8199975001S, 8200210001, 8200215001S, GARRETT

Each turbo undergoes:

Glass bead blasting cleaning

Crack inspection and structural verification

Professional assembly

High-speed dynamic balancing on the latest generation Turbo Clinic machine

Tested at speeds exceeding 300,000 RPM

Final balance tolerance within 1g

The unit is delivered fully assembled and ready for installation

Important: This option is an upgrade service only.

The purchase of this product does NOT include a turbocharger core.