# STC SA03281AT

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Power Flow Systems Inc, United States
- Description: Install a Power Flow Systems, Incl, tuned exhaust system
- Applied: March 30, 2006
- Status date: June 7, 2006
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A47CE](https://openairdocs.org/tcds/A47CE)
- Certificate PDF: https://openairdocs.org/files/sha256/33/65/3365adfbedea54dc9249174530b47156e17f1e566ed8b10ff16b7d043cc3fdf1
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/7734C3F7B77264778625742C005E65C5.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA03281AT

## ADs that name it (0)

None.

## Approved models (2)

- Diamond Aircraft Industries GmbH DA 40 ([TCDS A47CE](https://openairdocs.org/tcds/A47CE))
- Diamond Aircraft Industries GmbH DA 40F ([TCDS A47CE](https://openairdocs.org/tcds/A47CE))

## What the certificate says

The certificate is a scan without a text layer; open the PDF to read it.

## Every issue (1)

- June 7, 2006: Issued, Current. [certificate](https://openairdocs.org/files/sha256/33/65/3365adfbedea54dc9249174530b47156e17f1e566ed8b10ff16b7d043cc3fdf1)

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