Description
Performance Exhaust Upgrade. The Flowtech 1-3/4-Inch Shorty Headers feature ceramic coating that enhances exhaust flow, boosting engine performance and improving throttle response. Designed primarily for 2007-2013 6.0L Sierra 2500 HD models, these headers provide an efficient exhaust path without requiring modifications to the factory exhaust system.
Construction and Appearance. Constructed from heavy-duty 16-gauge mild steel tubing, these headers utilize mandrel-bent tubes for smooth flow and long-lasting durability. They are finished with a satin silver metallic ceramic thermal barrier coating that offers heat resistance and a sleek, durable appearance.
Installation. Installation is straightforward and requires no cutting, welding, or drilling, as the headers connect directly to the factory exhaust head pipes. All necessary mounting hardware is included to simplify the upgrade process.
Application. These headers are specifically designed to fit 2007-2013 6.0L Sierra 2500 HD trucks, ensuring compatibility with the LS V8 engine and both 2WD and 4WD drivetrains.
Flowtech 31142FLT
CA Residents: WARNING: Cancer and Reproductive Harm
- Mandrel-bent tubes ensure consistent tubing diameters for smooth flow and increased exhaust velocity
- Heavy-duty 16-gauge mild steel tubing offers enhanced strength and durability
- Smooth transition 1-3/4” diameter primary tubes improve exhaust flow, boosting performance and throttle response
- OE-style 2-1/2” collector connects directly to the factory exhaust head pipe with no cutting or welding required
- TIG-welded machined 3/8” header flange provides a leak-free seal and maximum strength
- Premium aluminum header gaskets included
- Finished with a satin silver metallic ceramic thermal barrier coating for heat resistance and durability
- Headers are a recommended upgrade when using a cold air intake, cat-back exhaust system, or tuner
- Includes mounting hardware and bolts for installation
- Sold as a pair
- Fits 2007-2013 6.0L Sierra 2500 HD models
| Brand | Flowtech |
| Headers Type | Shorty Headers |
| Header Primary Size | 1.50-1.75 Inch |
| Header Collector Size | 2.50 Inch |
| Header Finish | Ceramic Coated |






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