# AWE Tuning Audi RS3 / TT RS 4.5in S-FLO 4in Turbo Inlet Coupler

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.

This Part Fits:

Year

Make

Model

Submodel

2017-2020,2022-2026

Audi

RS3

Base

2018-2022

Audi

TT RS Quattro

Base

## Details

- **Price:** 200.11 CAD
- **Vendor:** AWE Tuning
- **Type:** Cold Air Intakes

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 200.11 CAD | In stock |

## Images

- Photo - Primary
- Datasheet

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/awe-tuning-audi-rs3-tt-rs-4-5in-s-flo-4in-turbo-inlet-coupler)
> Updated: 2026-07-04