SICCODE.comSIC LookupI Services75 Automotive Repair, Services, and Parking753 Automotive Repair ShopsSIC 7533
SIC Code 7533 – Automotive Exhaust System Repair Shops
Official 4-digit SIC code Source: OSHA SIC Manual Updated Nov 13, 2026
At a glance
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More specific segments
Related NAICS
Which businesses belong in SIC 7533?
Usually classified in SIC 7533
- Exhaust system services, automotive
- Mufflers, automotive: installation, repair, or sales and installation
Official definition for SIC 7533 - Automotive Exhaust System Repair Shops
Establishments primarily engaged in the installation, repair, or sale and installation of automotive exhaust systems. The sale of mufflers, tail pipes, and catalytic converters is considered to be incidental to the installation of these products.
Source: OSHA SIC Manual
Companies in SIC 7533 - Automotive Exhaust System Repair Shops
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Showing: United States · All states — counts update when you change the filter
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Preview · details masked| Company | Contact & title | Website | Phone | Employees |
|---|---|---|---|---|
| Victory Muffler Shop Chicago, IL | ||||
| Mufflers And Tires El Chijol Beaumont, TX |
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Victory Muffler Shop · Chicago, IL
Contact Website Phone Employees -
Mufflers And Tires El Chijol · Beaumont, TX
Contact Website Phone Employees
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- Contact name & title
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Key facts for SIC 7533 - Automotive Exhaust System Repair Shops
- SIC code
- 7533
- Official title
- Automotive Exhaust System Repair Shops
- Scope
- OSHA SIC Manual, establishment-level
- Division
- I Services (70–89)
- Major group
- 75 Automotive Repair, Services, and Parking
- Industry group
- 753 Automotive Repair Shops
- Official source
- OSHA SIC Manual
- Where SIC is used
- Used in SEC filings, government forms, and business lists. See which agencies still use SIC codes →
SIC Classification Hierarchy
Four official SIC levels, plus a more detailed commercial classification level.
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Industry · Official 4-Digit 7533 Automotive Exhaust System Repair Shops
One example classification path is shown. Other branches may exist. The 6-digit Marketing Level is a commercial extension, not an official SIC classification.
Other codes in Industry Group 753: 7532 · Top, Body, and Upholstery Repair Shops and Paint Shops 7534 · Tire Retreading and Repair Shops 7536 · Automotive Glass Replacement Shops 7537 · Automotive Transmission Repair Shops 7538 · General Automotive Repair Shops 7539 · Automotive Repair Shops, Not Elsewhere Classified
More specific segments in SIC 7533
Segments let you target only the companies you need. Add one or more to your list to get pricing and a free sample.
1,836 U.S. companies across 2 segments · Segment codes are 6-digit marketing categories that extend the official 4-digit SIC code. They are not official SIC codes.
SIC 7533 is in your list, which already includes all 2 segments.
| Code | Segment | Companies | Build your list |
|---|---|---|---|
| 7533-01 | Mufflers & Exhaust Systems-Engine | 1,833 1,833 companies | |
| 7533-02 | Manifolds | 3 3 companies |
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NAICS and ISIC crosswalk for SIC 7533 - Automotive Exhaust System Repair Shops
Correspondences in NAICS and ISIC for SIC 7533 - Automotive Exhaust System Repair Shops. These mappings do not replace the official SIC definition.
| System | Code | Title |
|---|---|---|
| SIC This page | 7533 | Automotive Exhaust System Repair Shops |
| NAICS | 811112 | Automotive Exhaust System Repair Automotive Exhaust System Repair |
| ISIC Rev. 4 | 4520 | Maintenance And Repair Of Motor Vehicles Maintenance And Repair Of Motor Vehicles |
Sources for SIC 7533
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Official classification source U.S. Occupational Safety and Health Administration.
Standard Industrial Classification Manual (1987), SIC 7533. OSHA SIC Manual → -
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About this classification
This page combines the official SIC definition with classification analysis, crosswalks, and SICCODE.com commercial data. Classifications are reviewed regularly by the Industry Classification Review Team.