S-FLO 4” Coupler: The S-FLO 4” Coupler transitions from 4.5” to 4” to accommodate aftermarket turbo inlet pipes that are 4” in diameter.
- Engineered to be used with the AWE 4.5″ S-FLO Carbon Intake components and 4″ aftermarket turbo inlet pipes.
Fits
2017 Audi RS3 Base
2018 Audi RS3 Base
2018 Audi TT RS Quattro Base
2019 Audi RS3 Base
2019 Audi TT RS Quattro Base
2020 Audi RS3 Base
2020 Audi TT RS Quattro Base
2021 Audi TT RS Quattro Base
2022 Audi RS3 Base
2022 Audi TT RS Quattro Base
2023 Audi RS3 Base
2024 Audi RS3 Base
2025 Audi RS3 Base
2026 Audi RS3 Base














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