9+ G25-585 In Stock

Garrett G25-585 Turbochargers

PT Turbo lists 5 complete turbochargers, 2 supercores and 2 CHRA cartridges for the Garrett G25-585, with complete turbos from $2,879 to $3,004. Each listing is one exact part number, so match the number on your turbo’s data plate before ordering, or call (909) 824-1020 and we will match it for you.

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What the Garrett G25-585 is

The G25-585 is Garrett’s G-Series II turbo in the G25 size, rated at 300 to 585 horsepower on engines of 1.4 to 3.0 liters, with a 48 / 60 mm compressor wheel, a 54 / 49 mm Mar-M turbine wheel and a maximum speed of 185,000 rpm; Garrett says it flows 18% more than the G25-550. Garrett says G-Series II keeps the Gen I turbine wheel and turbine and compressor housings with a new compressor wheel (up to 10% more compressor flow), so a Gen I owner can upgrade with just the CHRA, and that an ECU calibration is required after fitting a G-Series II CHRA.

Garrett sells it as a supercore, a CHRA or a complete turbo with an internally wastegated turbine housing and a 0.5 bar actuator, and this page lists each: complete turbos in standard rotation (0.49 A/R T25, 0.72 and 0.92 A/R V-band) and reverse rotation (0.72 and 0.92 A/R), both supercores and both CHRAs. Garrett’s own guidance on turbine housings: a smaller A/R gives quicker boost response and more turbine power at low engine speed; a larger A/R lets the wheel flow more, with lower back pressure and more power at high engine speed.

Sources: Garrett G25-585 catalog page · Garrett G-Series II · Garrett: Turbine Housings 101

About the Garrett G25-585

In the catalog
5 complete turbochargers, 2 supercores and 2 CHRA cartridges
Complete turbo price
$2,879 to $3,004
Shop by category
G Series·G-Series II G25·Garrett Performance Turbos·CHRA

G25-585 specifications

Wheel sizes are inducer / exducer, taken from the specification published for each part number. The turbine housing sizes are the ones on the listings above; the same turbo is sold with several.

ModelCompressor wheelTurbine wheelCompressor housingTurbine housing A/RListingsFrom
G25-58548 / 60 mm, 65 trim54 / 49 mm, 84 trim0.70 A/R0.49, 0.72, 0.929$2,880

On G Series turbos the number after the dash is Garrett's horsepower rating: a G30-660 is rated for up to 660 hp.

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