




Toyota Supra A90 Turbo Boss Upgrade Kit - High Performance
A premium ball-bearing turbo kit with a stainless steel exhaust housing for the 2-port A90 Toyota Supra and BMW.
Factory-location big turbo
CTS used transient flow analysis backed by flow-bench testing to optimize the twin-scroll turbine housing in a GTX3582R-style configuration, while keeping stock fitment, stock location and the stock wastegate — this is not a hybrid turbocharger. Any stock-fitment exhaust downpipe, intake and charge pipe carries over. The result is a record-shattering 879whp with supporting mods, with no custom parts: simply transfer your factory wastegate, downpipe, intake and charge pipe during the install. Tested by Titan Motorsports on their race cars, which made 879whp with no nitrous on a stock engine block, and the optimized twin-scroll design builds boost very close to the stock turbo.
Features
- Complete brand-new turbocharger; no core to send in or purchase
- GTX3582R-style Gen2 ceramic dual ball-bearing CHRA
- Billet 11-blade compressor wheel
- Proprietary stainless steel turbine housing, flow-matched to the turbocharger
- VSR balanced to exceed OE tolerances
- 4-inch turbo inlet included
- Oil and water fittings included
- Compatible with factory installation hardware (not included)
- Compatible with factory wastegate actuator (use your original, not included)
Note: this is for the 2-port manifold.
Fitment
- 2020 A90 Toyota Supra with 2-port exhaust manifold
Installation and tuning must be performed by a qualified professional. Reference dyno results: 879whp/797wtq by Titan Motorsports, 717whp/670wtq by Titan Motorsports, 709whp/633wtq by 5ive Performance.
Ships from our Vancouver shop — KORE SPEED is proudly Canadian-owned, with no surprise cross-border duties for Canadian buyers. Questions on fitment? Email support@korespeed.com.
Pairs well with

Toyota Supra A90 Turbo Boss Upgrade Kit - High Performance
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