{"title":"Subaru WRX VB Turbo Kits","description":"\u003cp\u003eDirect-swap turbo kits for the 2022+ Subaru WRX VB (FA24F \/ FA24DIT). Every kit here is built around the stock engine bay and the usable powerband of the VB platform, not adapted from a universal part shelf.\u003c\/p\u003e","products":[{"product_id":"g25-660-upgraded-ball-bearing-turbo-wrx-vb-2022-2023-2024-2025-fa24f-fa24dit","title":"Spec G25-660 Turbo Kit + Custom Tune — 2022+ Subaru WRX VB","description":"\u003cp\u003e\u003cstrong\u003e$2,200 turbo kit — custom tune included free\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis kit includes a full GropeTuned custom calibration built for your car through the remote tuning process. The turbo kit is \u003cstrong\u003e$2,200\u003c\/strong\u003e and includes a full custom tune \u003cstrong\u003efree of charge\u003c\/strong\u003e ($450 standalone value). There is no additional charge for the included calibration.\u003c\/p\u003e\n\u003cp\u003eYou are not buying a turbo and then finding out you need to pay someone else to make it drive. After installation, follow my calibration and datalogging instructions so I can build the map around your exact fuel, hardware and goals.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIncluded tuning and future retunes:\u003c\/strong\u003e the included custom tune covers your initial setup and the datalog revisions needed to complete that calibration. Later changes to parts, fuel, or setup use the \u003ca href=\"\/products\/wrx-atlas-e-tune-retune-existing-customers\"\u003e$50 retune service\u003c\/a\u003e. Lifetime retunes are not included with new tune purchases. Separately listed calibration add-ons and paid Atlas feature licenses are extra.\u003c\/p\u003e\n\u003chr\u003e\n\u003cdetails class=\"gt-product-accordion\"\u003e\u003csummary\u003eComplete Direct-Swap Turbo Kit | 450+ WHP Applications\u003c\/summary\u003e\u003cdiv\u003e\n\u003cp\u003eThe G25-660 is an ideal turbo upgrade for VB WRX owners targeting \u003cstrong\u003e450 wheel horsepower and up\u003c\/strong\u003e while maintaining strong response, excellent street manners, and a broad usable powerband.\u003c\/p\u003e\n\u003cp\u003eI run this exact turbo configuration on my personal VB WRX, so the boost-response figures below are based on real-world use rather than estimates from a compressor map.\u003c\/p\u003e\n\u003cp\u003eThe G25-660 provides substantially more airflow than the factory turbo without pushing the powerband excessively high in the RPM range. It is an excellent match for a street-driven VB WRX that needs enough airflow to make serious power while retaining quick response between shifts.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"gt-product-accordion\"\u003e\u003csummary\u003eBuilt for 450 WHP and Up\u003c\/summary\u003e\u003cdiv\u003e\n\u003cp\u003eThe G25-660 offers a well-rounded balance of:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for builds targeting 450 WHP and up — see the updated estimated wheel-output readings from my personal car on 93 octane + water-methanol injection (WMI) below.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStrong street response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eExcellent transient response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBroad usable powerband\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProgressive boost delivery\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStrong midrange and top-end performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBetter high-RPM airflow than the factory turbo\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eActual power will depend on fuel, boost pressure, tuning, engine condition, supporting modifications, elevation, and drivetrain configuration.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"gt-product-accordion\"\u003e\u003csummary\u003eProgressive, Transmission-Friendly Power Delivery\u003c\/summary\u003e\u003cdiv\u003e\n\u003cp\u003eThe factory VB WRX turbo produces a sharp surge of torque at low RPM. While this makes the car feel responsive, the sudden torque spike can place substantial stress on the transmission and drivetrain.\u003c\/p\u003e\n\u003cp\u003eThe G25-660 builds boost more progressively and carries power farther into the upper RPM range.\u003c\/p\u003e\n\u003cp\u003eThis smoother delivery reduces the harsh low-RPM torque hit of the factory turbo while providing stronger performance throughout most of the usable powerband. Instead of hitting hard and falling off, the G25-660 continues pulling toward redline.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"gt-product-accordion\"\u003e\u003csummary\u003eReal-World Boost Response\u003c\/summary\u003e\u003cdiv\u003e\n\u003cp\u003eThe following boost-response figures were recorded using this turbo configuration on my personal VB WRX.\u003c\/p\u003e\n\u003cp\u003eExact spool will vary depending on exhaust configuration, boost target, tuning, gear, fuel, elevation, and supporting modifications.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"gt-product-accordion\"\u003e\u003csummary\u003eIsolated Pulls From Approximately 2,500 to 7,000 RPM\u003c\/summary\u003e\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e1st gear:\u003c\/strong\u003e Approximately 18 psi\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e2nd gear:\u003c\/strong\u003e Full boost by approximately 4,000 rpm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e3rd gear:\u003c\/strong\u003e Full boost by approximately 3,000 rpm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"gt-product-accordion\"\u003e\u003csummary\u003eConsecutive Gear Pulls\u003c\/summary\u003e\u003cdiv\u003e\n\u003cp\u003eThis is where the G25-660 performs especially well:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e1st gear:\u003c\/strong\u003e Approximately 18 psi\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e2nd gear:\u003c\/strong\u003e Full boost immediately after the shift\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e3rd gear:\u003c\/strong\u003e Full boost immediately after the shift\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAlthough initial spool takes slightly longer during an isolated low-RPM pull, the turbo retains shaft speed extremely well between gear changes.\u003c\/p\u003e\n\u003cp\u003eOnce the turbo is operating within its intended range, boost returns immediately after each shift and the car continues pulling hard through the remaining gears.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"gt-product-accordion\"\u003e\u003csummary\u003eOutstanding Transient Response\u003c\/summary\u003e\u003cdiv\u003e\n\u003cp\u003eThe biggest advantage of the G25-660 is its transient response.\u003c\/p\u003e\n\u003cp\u003eA turbo should not be judged only by the RPM at which it reaches full boost during one isolated pull. How quickly it recovers after a gear change is equally important during real-world acceleration.\u003c\/p\u003e\n\u003cp\u003eThe G25-660 carries rotating energy exceptionally well between shifts. Once it is spooled, it remains responsive and quickly returns to full boost after each gear change.\u003c\/p\u003e\n\u003cp\u003eThe result is:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eImmediate boost recovery between gears\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStrong acceleration through consecutive pulls\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMinimal waiting for the turbo to respool\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eA wide and usable street powerband\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStrong performance through the factory redline\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eContinued pulling power at higher engine speeds\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMy personal setup is operated to approximately \u003cstrong\u003e7,000 rpm\u003c\/strong\u003e, where the turbo continues to pull strongly.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"gt-product-accordion\"\u003e\u003csummary\u003eIncluded With the Kit\u003c\/summary\u003e\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eGropeTuned Spec G25-660 turbocharger\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAll turbo mounting studs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRequired oil and coolant hoses\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTurbo gaskets\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eComplete mounting hardware\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEverything required for a direct swap onto a 2022+ Subaru WRX\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eReady to bolt on, tune, and make power.\u003c\/p\u003e\n\u003cp\u003eProfessional tuning and appropriate supporting modifications are required before operating the vehicle under boost.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"gt-product-accordion\"\u003e\u003csummary\u003ePersonal-Car Reference Setup\u003c\/summary\u003e\u003cdiv\u003e\n\u003cp\u003eThe updated analytical log comes from my personal VB WRX with the following configuration:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e93-octane gasoline + water-methanol injection (WMI)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGropeTuned Spec G25-660 turbocharger\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStock exhaust headers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUpgraded turbo inlet\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAftermarket intake\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFront-mount intercooler\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDownpipe\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUpgraded intake manifold\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDefault matched package: this turbo is paired with a full WRX E-tune built around the selected turbo and your supporting mods.\u003c\/p\u003e\n\u003chr\u003e\n\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"gt-product-accordion\"\u003e\u003csummary\u003eAdd to the tune\u003c\/summary\u003e\u003cdiv\u003e\n\u003cp\u003eThe calibration in this kit is built around your car. These extend what it can do:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/flex-fuel-tune-add-on\"\u003eFlex Fuel Tune Add-On\u003c\/a\u003e — ethanol-aware fuelling, timing and boost that scale with what is actually in the tank\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/speed-density-tune-add-on\"\u003eSpeed Density Tune Add-On\u003c\/a\u003e — MAP-based load calculation, for when the intake tract no longer suits the MAF\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/pages\/contact\"\u003eAsk about a Teach-As-We-Go upgrade\u003c\/a\u003e — this kit already includes tuning; contact me about the teaching upgrade before purchasing a separate tune\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"gt-product-accordion\"\u003e\u003csummary\u003eFeeding it more air\u003c\/summary\u003e\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/60mm-to-62mm-re-bored-re-bladed-throttle-body-22-subaru-wrx-fa24f\"\u003e62mm High-Flow Throttle Body\u003c\/a\u003e — less restriction at the last turn into the manifold\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/brz-intake-manifold-adapter-kit-2022-subaru-wrx-vb\"\u003eBRZ Intake Manifold Adapter Kit\u003c\/a\u003e — the BRZ-style manifold conversion for the 2022+ VB\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"gt-product-accordion\"\u003e\u003csummary\u003eAfter the turbo goes in\u003c\/summary\u003e\u003cdiv\u003e\n\u003cp\u003eA bigger hot side puts more heat into the bay. We make the shielding for it.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/heat-wrapping-service-3-layer\"\u003e3-Layer Heat Wrapping Service\u003c\/a\u003e — send us your header or J-pipe and we build it\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/ultimate-heat-wrap-bundle\"\u003eUltimate Heat Wrap Bundle\u003c\/a\u003e — materials and the welder to build it yourself\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"gt-product-accordion\"\u003e\u003csummary\u003eUpdated estimated wheel output — my own VB WRX\u003c\/summary\u003e\u003cdiv\u003e\n\u003cp\u003eUpdated reference from my personal VB WRX with the GropeTuned Spec G25-660 on 93 octane + water-methanol injection (WMI): the analytical log estimates \u003cstrong\u003e429.20 wheel HP and 495.30 lb-ft at 4,564 RPM\u003c\/strong\u003e, and \u003cstrong\u003e474.32 wheel HP and 401.76 lb-ft at 6,222 RPM\u003c\/strong\u003e. These are selected log readings, not confirmed peak figures or a measured hub-dyno result. Results vary with vehicle, fuel, hardware, conditions, and calibration.\u003c\/p\u003e\n\u003cp\u003eNot a guarantee. Results vary with vehicle, fuel, supporting hardware, ambient conditions and calibration.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/details\u003e\n","brand":"GropeTuned","offers":[{"title":"Default Title","offer_id":45149793091723,"sku":"GT-TRB-G25660","price":2200.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0727\/6737\/3451\/files\/IMG_0768.jpg?v=1785468625"},{"product_id":"g30-660-upgraded-ball-bearing-turbo-wrx-vb-2022-2023-2024-2025-fa24f-fa24dit","title":"Spec G30-660 Turbo Kit + Custom Tune — 2022+ Subaru WRX VB","description":"\u003cp\u003e\u003cstrong\u003e$2,200 turbo kit — custom tune included free\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis kit includes a full GropeTuned custom calibration built for your car through the remote tuning process. The turbo kit is \u003cstrong\u003e$2,200\u003c\/strong\u003e and includes a full custom tune \u003cstrong\u003efree of charge\u003c\/strong\u003e ($450 standalone value). There is no additional charge for the included calibration.\u003c\/p\u003e\n\u003cp\u003eYou are not buying a turbo and then finding out you need to pay someone else to make it drive. After installation, follow my calibration and datalogging instructions so I can build the map around your exact fuel, hardware and goals.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIncluded tuning and future retunes:\u003c\/strong\u003e the included custom tune covers your initial setup and the datalog revisions needed to complete that calibration. Later changes to parts, fuel, or setup use the \u003ca href=\"\/products\/wrx-atlas-e-tune-retune-existing-customers\"\u003e$50 retune service\u003c\/a\u003e. Lifetime retunes are not included with new tune purchases. Separately listed calibration add-ons and paid Atlas feature licenses are extra.\u003c\/p\u003e\n\u003chr\u003e\n\u003cdetails class=\"gt-product-accordion\"\u003e\u003csummary\u003eCustom Direct-Swap G30-660 Turbo for 500 WHP Applications\u003c\/summary\u003e\u003cdiv\u003e\n\u003cp\u003eThe GropeTuned Spec G30-660 is a custom turbocharger designed specifically around the usable powerband of the FA24F-powered 2022+ Subaru WRX.\u003c\/p\u003e\n\u003cp\u003eI am moving away from the standard off-the-shelf Taiwanese G-series replacement turbos and offering my own custom G30-660 configuration. This turbo uses a custom wheel combination selected to provide stronger performance within the FA24F’s ideal operating range, which is approximately 7,000 rpm or less for most builds.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"gt-product-accordion\"\u003e\u003csummary\u003eCustom GropeTuned Wheel Combination\u003c\/summary\u003e\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eCustom 7+7 billet compressor wheel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCustom 5+5 split-blade turbine wheel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLarger turbine wheel than the turbo shown in the current listing photos\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompressor and turbine combination selected specifically for the FA24F powerband\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDirect-swap fitment for the 2022+ WRX\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTesting of this wheel combination has shown gains of approximately \u003cstrong\u003e20 horsepower and 30 lb-ft of torque\u003c\/strong\u003e over comparable current Garrett offerings within the FA24F’s useful RPM range.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"gt-product-accordion\"\u003e\u003csummary\u003eBuilt for Approximately 500 WHP\u003c\/summary\u003e\u003cdiv\u003e\n\u003cp\u003eThis turbo is intended for VB WRX owners targeting approximately \u003cstrong\u003e500 wheel horsepower\u003c\/strong\u003e with the proper fuel system, supporting modifications and tuning.\u003c\/p\u003e\n\u003cp\u003eThe G30-sized turbine provides a much better match for a 660-size compressor than a smaller G25 turbine setup. This allows the turbo to make better use of the compressor’s airflow capability without needing to operate the engine at an excessively high RPM.\u003c\/p\u003e\n\u003cp\u003eIt provides a strong balance of:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eSpool response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTop-end airflow\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTransient response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eControlled torque delivery\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStreet drivability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDrivetrain-friendly power delivery\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eActual power will depend on fuel type, boost pressure, tuning, engine condition, supporting modifications, elevation and drivetrain configuration.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"gt-product-accordion\"\u003e\u003csummary\u003eProgressive, Transmission-Friendly Powerband\u003c\/summary\u003e\u003cdiv\u003e\n\u003cp\u003eThe factory VB WRX turbo produces a sharp surge of torque at low RPM. While that can feel responsive, the sudden torque spike places significant stress on the transmission, rods and the rest of the drivetrain.\u003c\/p\u003e\n\u003cp\u003eThe GropeTuned Spec G30-660 delivers power more progressively.\u003c\/p\u003e\n\u003cp\u003eInstead of producing its hardest torque hit at very low RPM, it builds boost smoothly and continues carrying airflow through the upper portion of the powerband. This provides stronger overall performance while reducing the harsh low-RPM torque spike associated with the factory turbo.\u003c\/p\u003e\n\u003cp\u003eThe result is a powerband that is better suited for a higher-horsepower VB WRX.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"gt-product-accordion\"\u003e\u003csummary\u003eReal-World Boost Response\u003c\/summary\u003e\u003cdiv\u003e\n\u003cp\u003eThe following response figures were recorded on a running VB WRX setup. Exact spool will vary depending on exhaust configuration, boost target, tuning, gear, fuel and engine setup.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"gt-product-accordion\"\u003e\u003csummary\u003eIsolated Pulls From Approximately 2,500 to 7,000 RPM\u003c\/summary\u003e\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e1st gear:\u003c\/strong\u003e Approximately 14–18 psi\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e2nd gear:\u003c\/strong\u003e Full boost by approximately 4,500 rpm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e3rd gear:\u003c\/strong\u003e Full boost by approximately 3,500 rpm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"gt-product-accordion\"\u003e\u003csummary\u003eConsecutive Gear Pulls\u003c\/summary\u003e\u003cdiv\u003e\n\u003cp\u003eThis is where the turbo performs especially well.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e1st gear:\u003c\/strong\u003e Approximately 14–18 psi\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e2nd gear:\u003c\/strong\u003e Full boost immediately after the shift\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e3rd gear:\u003c\/strong\u003e Full boost immediately after the shift\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAlthough initial spool takes slightly longer than the factory turbo during a single isolated pull, the rotating assembly carries energy extremely well between shifts.\u003c\/p\u003e\n\u003cp\u003eOnce the turbo is operating within its intended range, boost returns immediately during gear changes and the car continues pulling hard through each gear.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"gt-product-accordion\"\u003e\u003csummary\u003eOutstanding Transient Response\u003c\/summary\u003e\u003cdiv\u003e\n\u003cp\u003eThe key advantage of this turbo is its transient response.\u003c\/p\u003e\n\u003cp\u003eA turbo should not be judged only by the RPM at which it reaches full boost during one isolated pull. How quickly it recovers after a shift is just as important in real-world driving.\u003c\/p\u003e\n\u003cp\u003eThe GropeTuned Spec G30-660 retains turbine speed extremely well between gear changes. This means that once the turbo is spooled, it remains responsive throughout the remainder of the pull.\u003c\/p\u003e\n\u003cp\u003eThe result is:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eImmediate boost recovery after shifts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStrong acceleration through multiple gears\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMinimal waiting for the turbo to respool\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePower that continues pulling toward redline\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBetter performance during actual street and track use\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe turbo carries power cleanly to the factory redline and can support higher engine speeds when used with an appropriately built and tuned engine. Engine-speed limits depend on the engine build and calibration. The personal-car analytical log shown on this site uses the GropeTuned Spec G25-660 on 93 octane + water-methanol injection (WMI); it is not a G30 test result.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"gt-product-accordion\"\u003e\u003csummary\u003eIncluded With the Kit\u003c\/summary\u003e\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eGropeTuned Spec G30-660 turbocharger\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTurbo mounting studs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRequired oil and coolant hoses\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTurbo gaskets\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eComplete mounting hardware\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eComponents required for direct installation on a 2022+ Subaru WRX\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis is a complete direct-swap turbo kit designed to bolt onto the VB WRX using the included installation components.\u003c\/p\u003e\n\u003cp\u003eProfessional tuning and appropriate supporting modifications are required before operating the vehicle under boost.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e The production turbo will use a larger turbine wheel than the wheel shown in the current listing photos.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eDefault matched package: this turbo is paired with a full WRX E-tune built around the selected turbo and your supporting mods.\u003c\/p\u003e\n\u003chr\u003e\n\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"gt-product-accordion\"\u003e\u003csummary\u003eAdd to the tune\u003c\/summary\u003e\u003cdiv\u003e\n\u003cp\u003eThe calibration in this kit is built around your car. These extend what it can do:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/flex-fuel-tune-add-on\"\u003eFlex Fuel Tune Add-On\u003c\/a\u003e — ethanol-aware fuelling, timing and boost that scale with what is actually in the tank\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/speed-density-tune-add-on\"\u003eSpeed Density Tune Add-On\u003c\/a\u003e — MAP-based load calculation, for when the intake tract no longer suits the MAF\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/pages\/contact\"\u003eAsk about a Teach-As-We-Go upgrade\u003c\/a\u003e — this kit already includes tuning; contact me about the teaching upgrade before purchasing a separate tune\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"gt-product-accordion\"\u003e\u003csummary\u003eFeeding it more air\u003c\/summary\u003e\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/60mm-to-62mm-re-bored-re-bladed-throttle-body-22-subaru-wrx-fa24f\"\u003e62mm High-Flow Throttle Body\u003c\/a\u003e — less restriction at the last turn into the manifold\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/brz-intake-manifold-adapter-kit-2022-subaru-wrx-vb\"\u003eBRZ Intake Manifold Adapter Kit\u003c\/a\u003e — the BRZ-style manifold conversion for the 2022+ VB\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"gt-product-accordion\"\u003e\u003csummary\u003eAfter the turbo goes in\u003c\/summary\u003e\u003cdiv\u003e\n\u003cp\u003eA bigger hot side puts more heat into the bay. We make the shielding for it.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/heat-wrapping-service-3-layer\"\u003e3-Layer Heat Wrapping Service\u003c\/a\u003e — send us your header or J-pipe and we build it\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/ultimate-heat-wrap-bundle\"\u003eUltimate Heat Wrap Bundle\u003c\/a\u003e — materials and the welder to build it yourself\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/details\u003e\n","brand":"GropeTuned","offers":[{"title":"Default Title","offer_id":45149793124491,"sku":"GT-TRB-G30660","price":2200.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0727\/6737\/3451\/files\/s-l1600_6289ff9c-faeb-4776-ac78-3a07e5e67ff8.webp?v=1769805853"}],"url":"https:\/\/gropetuned.myshopify.com\/collections\/subaru-wrx-vb-turbo-kits.oembed","provider":"GropeTuned","version":"1.0","type":"link"}