Notes
The Subaru Impreza WRX STI Type RA GC8 represents the ultimate expression of first-generation Impreza performance engineering, produced 1997-2000 as lightweight homologation special prioritizing motorsport pedigree over street comfort. Type RA designation (Record Attempt) signified Subaru Tecnica International's commitment to weight reduction and handling optimization, removing air conditioning, sound deadening, power windows, and rear wiper while incorporating aluminum hood, polycarbonate rear windows, and lightweight seats reducing curb weight to approximately 2,600 pounds.
Powered by turbocharged 2.0L EJ20 boxer-four producing 275 horsepower at 6,500rpm and 253 lb-ft torque through symmetrical all-wheel-drive system with driver-controlled center differential, the Type RA delivered exceptional traction enabling rally-bred performance across varied surfaces. The GC8 chassis featured revised suspension geometry with stiffer springs and dampers, larger sway bars, and Bilstein dampers improving turn-in response and body control during aggressive driving, while mechanical limited-slip differentials front and rear maximized power deployment.
Production distinguished multiple iterations including STI Version V and Version VI models introducing incremental improvements to braking systems, engine management, and aerodynamic components throughout Type RA lineage. The GC8 platform established Subaru's rally-car-for-the-road philosophy that resonated with enthusiasts appreciating all-weather capability and turbocharged performance previously reserved for exotic machinery, while World Rally Championship success validated engineering approach. Today Type RA GC8 examples command significant collector premiums as original rally-influenced performance compact, particularly Japanese-market STI versions representing purest expression of Colin McRae-era Impreza motorsport heritage.
OEM Specs
YEAR NOTES
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Popular Subaru Impreza WRX STI Type RA GC8 Mods by Level
From 13 documented buildsTrendsEnthusiasts start with Federal RSR tires, Kayaba AGX suspension, and Ceika 6-pot brakes, often adding JUN EL headers and IHI VF30 turbos. Heavy builds upgrade to Bridgestone RE-71R tires, EJ257 engines, and STI 6-speed transmissions. Race builds feature Yokohama slicks, Raceland coilovers, Garrett GT2871R turbos, and PPG or Sadev sequential gearboxes.
Medium
5 buildsHeavy
OEM Pace+2.2% 5 buildsRace
OEM Pace+6.5% 3 buildsLap Times
| Time | Track | Car | Mod | Driver | Tire | Lap Date | Date Added | vs Predict | Pace |
|---|---|---|---|---|---|---|---|---|---|
| 1:07.7 | Autódromo La Guácima | Medium | 07 Dec, 2019 | 28 Nov, 2025 | -3.08s | +4.60% | |||
| 54.1 | Queensland Raceway (Sprint) | Race | 20 Jun, 2024 | 22 Jan, 2026 | -2.01s | +3.56% | |||
| 1:42.2 | Spreewaldring STC Motodrom | Heavy | 25 Jun, 2021 | 22 Jan, 2026 | -3.42s | +3.42% | |||
| 1:04.1 | Circuit of Megara | Race | 04 Jun, 2018 | 26 Sep, 2023 | -2s | +3.04% | |||
| 50.7 | Luddenham Raceway | Race | 28 Feb, 2021 | 10 Oct, 2023 | -1.59s | +3.03% | |||
| 1:23.4 | Nemunas Ring - Nemuno Žiedas | Race | 28 May, 2022 | 19 Nov, 2023 | -2.25s | +2.71% | |||
| 1:13.5 | Achna Speedway | Medium | 13 Dec, 2013 | 22 Jan, 2026 | -0.75s | +1.03% | |||
| 1:18.0 | Sodegaura Forest Raceway | Stock | 25 May, 2017 | 01 Dec, 2021 | -0.41s | +0.55% | |||
| 1:40.1 | Laguna Seca (Current) | Race | 03 Nov, 2023 | 10 Dec, 2023 | -0.43s | +0.43% | |||
| 1:26.1 | Thunderhill (West) | Heavy | 22 Jun, 2022 | 10 Oct, 2024 | -0.12s | +0.14% | |||
| 1:00.4 | Tsukuba Circuit | Race | 15 Feb, 2025 | 18 Jan, 2026 | — | +0.01% | |||
| 1:20.7 | Toronto Motorsports Park (CW) | Heavy | 26 Apr, 2018 | 01 Dec, 2021 | +0.08s | -0.10% | |||
| 1:33.9 | Watkins Glen International (Short Circuit w/ Inner Loop) | Heavy | 20 Nov, 2021 | 23 Jan, 2026 | +0.22s | -0.24% | |||
| 2:51.8 | Bedford Autodrome (GT Circuit) | Medium | 23 Jun, 2025 | 28 Jun, 2025 | +0.63s | -0.37% | |||
| 1:15.1 | Bira Circuit | Medium | 12 May, 2017 | 16 Nov, 2021 | +1.06s | -1.45% | |||
| 1:38.0 | Lausitzring (Short Course) | Race | 06 Aug, 2017 | 23 Jan, 2026 | +1.61s | -1.67% | |||
| 1:30.5 | Guangdong International Circuit - GIC | Medium | 24 Jan, 2019 | 16 Nov, 2021 | +1.58s | -1.77% | |||
| 2:14.0 | The Bend Motorsport Park (International Circuit CW) | Race | 01 Jan, 2018 | 23 Jan, 2026 | +2.38s | -1.79% | |||
| 1:33.6 | Thruxton Circuit | Medium | 19 Sep, 2024 | 28 Sep, 2024 | +1.89s | -2.03% | |||
| 1:25.5 | Mallala Motorsport Park | Light | 28 Aug, 2017 | 23 Jan, 2026 | +1.69s | -2.06% | |||
| 1:54.1 | Ruapuna Park (Long) | Medium | 28 Jan, 2008 | 08 Jan, 2026 | +2.47s | -2.20% | |||
| 1:20.2 | Lurcy-Levis circuit | Medium | 18 Nov, 2016 | 01 Dec, 2021 | +2.31s | -2.96% | |||
| 2:37.0 | Sepang International Circuit | Medium | 02 Dec, 2019 | 08 Nov, 2022 | +4.63s | -3.01% | |||
| 2:04.2 | Buttonwillow Raceway (13CW) | Heavy | 27 Mar, 2021 | 01 Dec, 2021 | +3.8s | -3.09% | |||
| 2:17.7 | Snetterton Circuit (300) | Medium | 07 May, 2025 | 13 May, 2025 | +4.31s | -3.19% | |||
| 1:20.5 | Mission Raceway Park (CCW) | Light | 29 Apr, 2017 | 18 Jan, 2026 | +2.51s | -3.21% | |||
| 2:40.5 | Hedge Hollow Raceway (Full) | Medium | 19 May, 2025 | 26 May, 2025 | +5.31s | -3.38% | |||
| 1:31.6 | Thunderhill (West) | Medium | 21 Apr, 2025 | 25 Apr, 2025 | +3.16s | -3.53% | |||
| 1:44.8 | Cadwell Park Circuit | Medium | 08 May, 2024 | 15 Jun, 2024 | +3.75s | -3.64% | |||
| 1:24.1 | Donington Park Circuit (National CW) | Medium | 23 Jul, 2024 | 26 Jul, 2024 | +3.29s | -4.03% | |||
| 2:23.8 | The Bend Motorsport Park (International Circuit CW) | Light | 07 May, 2018 | 19 Jun, 2022 | — | ||||
| 1:59.4 | Ridge Motorsports Park (Current) | Medium | 23 Apr, 2026 | 26 Apr, 2026 | — | ||||
| 1:43.8 | Winton Motor Raceway (National Circuit CW) | Medium | 13 Apr, 2024 | 12 Jan, 2026 | — | ||||
| 1:35.4 | Thunderhill (West) | Heavy | 25 Sep, 2016 | 19 Jan, 2026 | +4.86s | -5.33% | |||
| 1:22.9 | Sokol International Racetrack (Small Ring) | Stock | 28 Dec, 2016 | 13 Jul, 2022 | +5.3s | -6.71% | |||
| 8:54.0 | Nürburgring (BTG) | Medium | 18 Aug, 2019 | 01 Dec, 2021 | — | ||||
| 1:44.7 | Kaeng Krachan Circuit | Medium | 12 Sep, 2016 | 16 Nov, 2021 | — | ||||
| 2:47.4 | Area 27 | Light | 25 May, 2019 | 02 Sep, 2021 | — | ||||
| 2:16.7 | Ridge Motorsports Park (Current) | Heavy | 27 Sep, 2024 | 23 Apr, 2026 | — | ||||
| 1:21.0 | Jamwest Speedway (CCW) | Race | 26 May, 2019 | 19 Jan, 2026 | — |
Top Modified Impreza WRX STI Type RA GC8
| Year | Driver Name | Mod | Horsepower | Tire | Tire Size | Vs Predict |
|---|---|---|---|---|---|---|
| 1998 | Hamish | Race | — | 100 ADVAN A050 | — | -9.15s |
| 1998 (w/AR-1) | Twenty20 Racing | Race | 276 | 100 AR-1 | 255/40/17 | -8.34s |
| 1998 | Dimitris Gazetas | Race | 400 | 100 ADVAN A050 | 205/50/16 | -6.95s |
| 1998 (Zaratte/Mid) | zakatte1 | Medium | 276 | 220 595 RSR | 235/40/17 | -4.09s |
| 1998 | Attack Official Movie Channel | Race | 300 | 1 ADVAN Racing Slick | 280/710/18 | -4.01s |
| 1998 (w/ AR-1) | Antanas Bareikis | Race | 276 | 100 AR-1 | 235/40/17 | -2.81s |
| 1995 | B4Fahrer | Heavy | — | 220 595 RSR | 205/50/18 | -1.73s |
| 1996 | Homebuilt Racing | Medium | — | — | — | -1.72s |
| 1998 (w/V730) | Tom O'Gorman | Race | 230 | 200 V730 | 255/40/17 | -0.81s |
| 1998 | speedmastermarine | Heavy | 320 | — | — | +0.54s |