45 AMG Turbo Engine M133


For the already powerful world 4 cylinder turbo engine, the 45 AMG M133, we offer two performance enhancements for stable performance.


You can choose under a version with German TÜV certificate with an additional module, together or not with our Vmax uprating modul, or an ECU software programming, inkl. Vmax delimiter. 



Version 1 (with german TÜV): Loewenstein LM45-410

Consisting of additional module, with or without a Vmax uprating module up to 280 km/h

410 HP and 530 Nm (391 lb-ft) of torque



Version 2 (Export): Loewenstein LM45-415

Consisting of modified ECU software and Vmax delimiter

415 HP and 540 Nm (391 lb-ft) of torque


Version 3 (Export): Loewenstein LM45-425

Consisting of modified ECU software and Vmax delimiter, incl. downpipe without catalytic

425 HP and 540 Nm (398 lb-ft) of torque




Learn more next about all related Loewenstein articles:


  • 45 AMG additional module


  • 45 AMG ECU remapping


  • 45 AMG downpipe



Supported platforms:


  • A45 AMG (W176) seit 2013 bis 2015 (Serie 360 PS)
  • A45 AMG (W176) seit 2015 bis heute (Serie 381 PS)
  • CLA45 AMG (C117) Coupé seit 2013 bis 2015 (Serie 360 PS)
  • CLA45 AMG (C117) Coupé und (X117) Shooting Brake seit 2015 bis heute (Serie 381 PS)
  • GLA AMG (X156) seit 2014 bis 2015 (Serie 360 PS)
  • GLA45 AMG (X156) seit 2015 bis heute (Serie 381 PS)

All listed performance figures are approximate values. They depend on vehicle-specific details such as the vehicle type, equipment, tare weight, rear-axle ratio, wheel-tyre combinations, transmission type and aerodynamic equipment of the specific car. Figures about performance increases and/or performance kits are to be understood as average values. Test-dependent divergences of +/- 5% are possible. Figures about the overall performance of changed factory engines through performance increases and/or performance kits are based on the manufacturer´s data listed in the vehicle regristration document. They can vary by +/- 5%. LOEWENSTEIN does not warrant any further reduced performance of factory engines. Specifications are subject to change without prior notice.