Description
Performance Exhaust Upgrade. The Flowtech 1-3/4-Inch Shorty Headers; Ceramic are designed to improve exhaust flow, increase engine performance, and enhance throttle response on LS V8 engines. These headers are popular for LS engine swap projects and offer a direct upgrade to improve exhaust efficiency.
Construction and Appearance. Featuring mandrel-bent mild steel tubes with heavy-duty 16-gauge wall thickness, these headers ensure enhanced durability. They are finished with a satin silver metallic ceramic thermal barrier coating that provides heat resistance and corrosion protection while maintaining a clean, sleek appearance.
Installation. The OE-style 2-1/2” collector connects directly to the factory exhaust head pipe, requiring no cutting or welding. No drilling is necessary, simplifying installation for most mechanics and enthusiasts.
Application. Designed to fit 2003-2013 6.0L Silverado, Tahoe, and Yukon models (1500/2500/3500, 2WD and 4WD), ensuring a proper fit without modifications.
Flowtech 31142FLT
CA Residents: WARNING: Cancer and Reproductive Harm
- Mandrel-bent tubes provide consistent tubing diameters for smooth flow and increased exhaust velocity
- Heavy duty 16-gauge tubing for increased strength and durability
- Smooth transition, 1-3/4” diameter primary tubes used for increased exhaust flow, improving performance and throttle response
- OE style 2-1/2” collector connects to factory exhaust head pipe with no cutting or welding required
- TIG-welded, machined 3/8” header flange for a leak-free seal and maximum strength
- Premium aluminum header gaskets included
- Coated in satin silver metallic ceramic thermal barrier coating for heat resistance and corrosion protection
- Headers are a recommended upgrade when using a cold air intake, cat-back exhaust system, or tuner
- Sold as a pair
- Fits 2003-2013 6.0L Silverado, Tahoe, and Yukon 1500/2500/3500 2WD/4WD 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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