Description
High-Performance Exhaust Headers. The Flowtech 1-3/4-Inch Shorty Headers with Ceramic coating provide an effective upgrade to the exhaust system, improving exhaust flow and throttle response. These headers optimize engine efficiency and enhance overall vehicle performance by reducing restrictions in the exhaust path.
Construction and Appearance. Made from heavy-duty 16-gauge mild steel, these headers feature mandrel-bent primary tubes for consistent diameter and smooth airflow. The satin silver metallic ceramic coating offers thermal insulation, protecting components from extreme heat while ensuring a durable and attractive finish.
Installation. Installation requires no cutting or welding, as the OE style 2-1/2” collector bolts directly to the factory exhaust head pipe. Standard bolt-on hardware is included, making installation straightforward for both enthusiasts and professionals.
Application. Designed to fit 2003-2013 GM 6.0L Sierra 1500 truck models, these headers provide a performance upgrade tailored for this specific vehicle application. They are also suitable for use when upgrading with cold air intakes, cat-back exhaust systems, or tuners.
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 Are 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
- 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 Management And Durability
- Headers Are An Important Upgrade When Using A Cold Air Intake, Cat-Back Exhaust System, Or Tuner
- Bolts And Mounting Hardware Included
- Collector Attachment Is 3-Bolt Flange With 2.50 Inch Diameter
- Engine Compatibility: GM Gen III/IV LS 6.0L
- Flange Thickness Is 0.375 Inch
- Grade Type Is Performance
- Material Is Mild Steel
- Port Shape Is Round
- Primary Tubing Diameter Is 1.75 Inches
- Quantity Sold As A Pair
- Tube Wall Thickness Is 16 Gauge
- Fits 2003-2013 GM 6.0L Sierra 1500 Truck 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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