Garrett G25 Turbocharger with Internal Wastegate

Garrett has launched a new line of turbochargers that are close to the BorgWarner EFR turbochargers – the G25 series.

Published: Oct 22, 2018

Garrett has launched a new line of turbochargers that are close to the BorgWarner EFR turbochargers – the G25 series. The special features are:

NEW, with internal wastegate
Forged and machined compressor wheel of the latest generation with up to 15% more flow (than the GTX series, Gen II series) on 60mm wheels and even 30% more flow on 67mm compressor wheels
Highflow compressor housing with optional connection for the speed sensor
Turbine wheel made of Mar-M (up to 1050° C resistant) with 15 to 20% more flow
Stainless steel turbine housing resistant up to 1050° C
Exhaust housings with V-band inlet and V-band outlet
CHRA with V-band to be twisted individually
Double ceramic ball bearings
4 water connection ports
Double seal on the piston rings
Right and left rotating turbochargers available

Power range: Up to 660HP
Engine capacity: 1.4 up to 3.0l

Summit Racing’s Speedmaster Top End Engine Kits

Kits include a pair of assembled aluminum cylinder heads, an intake manifold, aluminum roller rocker arms, cast aluminum valve covers, and gaskets.

By Greg Jones

Greg Jones is Content Director and Editor of Engine Builder Magazine.

Published: Apr 10, 2024

Speedmaster Top-End Engine Kits will save you the time and hassle of mixing and matching components yourself — and at a better price than purchasing the parts separately. They include a pair of assembled aluminum cylinder heads, an intake manifold, aluminum roller rocker arms, cast aluminum valve covers, and gaskets.