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Improve V8 Exhaust Flow with Ceramic-Coated Shorty Headers
BBK 4047. A pair of shorty exhaust headers with titanium ceramic coating for the listed Chevrolet and GMC full-size V8 trucks. BBK specifies reuse of the factory OEM dome gaskets.
Key Features
- 1-3/4-inch CNC mandrel-bent primary tubes
- 16-gauge steel tubing
- 3/8-inch laser-cut flanges
- New gaskets and installation hardware included
- Retains factory or compatible aftermarket cat-back connection
Fitment
| Years | Make | Model | Requirements |
|---|---|---|---|
| 2014-2018 | Chevrolet / GMC | Full-size trucks | 5.3L or 6.2L V8 only; verify exact exhaust and emissions requirements. |
Select 4047 only when the vehicle and equipment requirements above match.
Specifications
| Detail | Value |
|---|---|
| Manufacturer | BBK |
| Manufacturer part number | 4047 |
| Primary diameter | 1-3/4 inches |
| Finish | Titanium ceramic |
| Tubing | 16-gauge steel |
| Flange thickness | 3/8 inch |
| Factory dome gaskets | Reused |
What's Included
The 4047 package includes:
- Pair of shorty exhaust headers
- New gaskets and installation hardware
About BBK
BBK designs performance intake and exhaust components for automotive applications.
Related Parts
This is a separate application; it is not a component included with these headers.
FAQ
What is the 4047?A pair of shorty exhaust headers with titanium ceramic coating for the listed Chevrolet and GMC full-size V8 trucks. BBK specifies reuse of the factory OEM dome gaskets.
Are the factory dome gaskets reused?Yes. BBK explicitly requires reuse of the factory OEM dome gaskets.
What is the primary tube diameter?The primary tubes are 1-3/4 inches in diameter.
What is included?Pair of shorty exhaust headers; New gaskets and installation hardware.
What is the key specification?Primary diameter: 1-3/4 inches; Finish: Titanium ceramic.
How do I confirm the correct application?Match every requirement in the fitment table and the manufacturer’s exact-part record. A matching model name alone is insufficient.
Are related products included?No. Related items are separate purchases with their own fitment and equipment requirements.
Where can I verify the manufacturer information?Use the manufacturer or exact-part information link below and the instructions supplied with the product.
Installation Instructions
- Confirm 4047 against the exact manufacturer application record. Verify the exact part, required equipment and all fitment restrictions.
- Follow the manufacturer instructions using the specified tools and fastener torque values.
- Inspect operation, clearances and all connections before use.
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