# STC SA4526NM

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Riley Aircraft Corp, United States
- Description: Limited to installation on serial number P3370109 ONLY.  Installation of intercoolers in air induction system of both engines.
- Applied: November 28, 1988
- Status date: January 27, 1989
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A6CE](https://openairdocs.org/tcds/A6CE)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/A5DC4F221D1D105586256E9A0068D9B3.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA4526NM

## ADs that name it (0)

None.

## Approved models (1)

- The Cessna Aircraft Company T337G ([TCDS A6CE](https://openairdocs.org/tcds/A6CE))

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