GTX3576R Bolt On Turbo Kit for Mazdaspeed3 (2007 thru 2014)

The GTX3576R Bolt On Turbo Kit brings Garrett’s proven GTX platform directly to the Mazdaspeed3, giving serious builders a true bolt-up solution engineered for the factory exhaust manifold and downpipe. This kit is built for enthusiasts chasing serious power without sacrificing the responsive spool characteristics that make the GTX3576R stand out. For anyone building a highly modified Mazdaspeed3 with proper supporting mods and tuning, this is the turbo that delivers both drivability and top-end capability in one package.

Specifications

• Turbo Model: Garrett GTX3576R
• Exhaust Housing: ATP proprietary exhaust housing
• Wastegate Configuration: Internal wastegate (standard); External Wastegate Exhaust Housing available as an option
• HP Capacity: Over 650 crank HP on a highly modified engine with proper tuning
• Wastegate Pressure Options: 7psi (0.5 bar) standard
• Wastegate Pressure Options: 14psi (1.0 bar)
• Wastegate Pressure Options: 21psi (1.5 bar) High Pressure
• No Actuator Option: Available when External Wastegate Option is selected

Performance & Application

This kit is purpose-built for the 2007 thru 2014 Mazdaspeed3, designed to bolt directly to the factory exhaust manifold and downpipe. The GTX3576R is regarded as the best spooling turbo on the market capable of achieving 650HP, making it an ideal choice for owners pushing into highly modified territory who still want strong response. It’s suited for builds where the engine has been extensively modified and properly tuned to take full advantage of the turbo’s capability. Enthusiasts looking to maximize the turbo’s potential will need to complete the setup with additional piping to finish the full induction and exhaust path.

Compatibility & Fitment

• 2007-2014 Mazdaspeed3
• Bolts up to the Mazdaspeed3 factory exhaust manifold
• Bolts up to the Mazdaspeed3 factory downpipe

What’s Included

• Garrett GTX3576R turbo with ATP proprietary exhaust housing and internal wastegate
• All coolant and oil connections to connect the turbo to the factory lines

Frequently Asked Questions

What HP can the GTX3576R support?

The turbo is capable of producing over 650 crank HP on a highly modified engine with proper tuning.

Does this kit include the inlet pipe and downpipe?

No, the kit does not include the 3″ inlet pipe and 3″ downpipe necessary to complete a “kit” in order to maximize the turbo.

What wastegate pressure options are available?

You can select 7psi (0.5 bar) standard, 14psi (1.0 bar), or 21psi (1.5 bar) High Pressure, or choose No Actuator if the External Wastegate Option is selected.

Is an external wastegate option available?

Yes, an External Wastegate Exhaust Housing option is available, with the TiAL MVS Wastegate sold separately.

For Mazdaspeed3 owners serious about pushing past stock power ceilings, the GTX3576R Bolt On Turbo Kit delivers a proven, bolt-up path to over 650 crank HP without compromising spool quality.