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  • FlowTech Shorty Headers Polished Finish 11549FLT fits 2014 Chevrolet Silverado 1500 / 2014 2015 Chevrolet Silverado 2500 / 2014 Chevrolet Tahoe LS / 2014 GMC Sierra 1500 / 2014 GMC Yukon DENALI
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FlowTech Shorty Headers Polished Finish 11549FLT fits 2014 Chevrolet Silverado 1500 / 2014 2015 Chevrolet Silverado 2500 / 2014 Chevrolet Tahoe LS / 2014 GMC Sierra 1500 / 2014 GMC Yukon DENALI

⚠️ Please verify fitment before purchasing. Check the fitment chart below or use the Year/Make/Model tool to confirm this part fits your vehicle.

⚠️ Verify fitment before purchasing. Check the fitment chart below or click the 3 lines in the top left menu, select Home, then use the Year/Make/Model guide.

FlowTech
11549FLT
In stock
$494.99 USD
$494.99 USD
FlowTech Shorty Headers Polished Finish 11549FLT fits 2014 Chevrolet Silverado 1500 / 2014 2015 Chevrolet Silverado 2500 / 2014 Chevrolet Tahoe LS / 2014 GMC Sierra 1500 / 2014 GMC Yukon DENALI
Description
Flowtech Headers are the perfect combination of quality and value. These shorty style race headers fit the popular 2014-2015 Chevy/GMC Silverado/Sierra/Tahoe/Yukon 5.3L & 6.2L V-8, 2WD/4WD models.


Specifications:

Bolt size M8 x 1.25 x 25mm
Brand Flowtech Exhaust
California Proposition 65 Required Yes
CARB (California) Compliant No
Category Exhaust
1895 3-Bolt Flange
Collector Diameter 2.50
2877 2.50
17 Silver
153 Shorty
10091 No
Emission Code 4
Engine GM Gen III/IV (LS)
200 Polished
Flange Size 3/8 Inch
710 0.3750
Flange Thickness 3/8"
353 Yes
3390 Performance
Header Finish Polished
Header Style Shorty
10 409 Stainless Steel
30 Yes
2878 No
part type Exhaust Header
1905 Oval
Primary Tube Dia. 1-5/8 inch
Primary Tubing Diameter 1-5/8
10092 1.625
Product Type Headers
1336 Semi-Gloss
Sub Category Exhaust Manifolds
Tube Material 409 Stainless Steel
Tube Wall Thickness 16
Warning California Proposition 65
Bolt size M8 x 1.25 x 25mm
Brand Flowtech Exhaust
California Proposition 65 Required Yes
CARB (California) Compliant No
Category Exhaust
1895 3-Bolt Flange
Collector Diameter 2.50
2877 2.50
17 Silver
153 Shorty
10091 No
Emission Code 4
Engine GM Gen III/IV (LS)
200 Polished
Flange Size 3/8 Inch
710 0.3750
Flange Thickness 3/8"
353 Yes
3390 Performance
Header Finish Polished
Header Style Shorty
10 409 Stainless Steel
30 Yes
2878 No
part type Exhaust Header
1905 Oval
Primary Tube Dia. 1-5/8 inch
Primary Tubing Diameter 1-5/8
10092 1.625
Product Type Headers
1336 Semi-Gloss
Sub Category Exhaust Manifolds
Tube Material 409 Stainless Steel
Tube Wall Thickness 16
Warning California Proposition 65
Description_ABR HDR 14-15 GM
Description_SHO HDR 14-15 GM SHORTY
Description_INV 14-15 GM P/U /SUV SHORTY HDR 5.3/6.2L 1-
Description_DES Flowtech Shorty LT Headers - Polished Finish
Description_EXT Fits 2014-2015 Chevy/GMC Silverado/Sierra/Tahoe/Yukon 1-5/8" Shorty Header for 5.3/6.2L LT Engines (2WD/4WD)
Description_MKT Flowtech Headers are the perfect combination of quality and value. These shorty style race headers fit the popular 2014-2015 Chevy/GMC Silverado/Sierra/Tahoe/Yukon 5.3L & 6.2L V-8, 2WD/4WD models.
Description_FAB Mandrel-bent 409 Stainless Steel tubes provide consistent tubing diameters for smooth flow and increased exhaust velocity
Description_FAB Heavy duty 16-gauge tubing for increased strength and durability
Description_FAB Smooth transition, 1-5/8” diameter primary tubes are used for increased exhaust flow increasing performance and improving throttle response
Description_FAB OE style 2-1/2” ball and socket collector connects to factory exhaust head pipe with no cutting or welding
Description_FAB TIG-welded, machined 3/8” header flange for a leak-free seal and maximum strength
Description_FAB Premium aluminum header gaskets included
Description_FAB Available finishes include Natural, Polished, High Temp Black paint, and Ceramic Coated finishes
Description_FAB Popular shorty header for LT-Swaps
Description_ABR HDR 14-15 GM
Description_SHO HDR 14-15 GM SHORTY
Description_INV 14-15 GM P/U /SUV SHORTY HDR 5.3/6.2L 1-
Description_DES Flowtech Shorty LT Headers - Polished Finish
Description_EXT Fits 2014-2015 Chevy/GMC Silverado/Sierra/Tahoe/Yukon 1-5/8" Shorty Header for 5.3/6.2L LT Engines (2WD/4WD)
Description_MKT Flowtech Headers are the perfect combination of quality and value. These shorty style race headers fit the popular 2014-2015 Chevy/GMC Silverado/Sierra/Tahoe/Yukon 5.3L & 6.2L V-8, 2WD/4WD models.
Description_FAB Mandrel-bent 409 Stainless Steel tubes provide consistent tubing diameters for smooth flow and increased exhaust velocity
Description_FAB Heavy duty 16-gauge tubing for increased strength and durability
Description_FAB Smooth transition, 1-5/8” diameter primary tubes are used for increased exhaust flow increasing performance and improving throttle response
Description_FAB OE style 2-1/2” ball and socket collector connects to factory exhaust head pipe with no cutting or welding
Description_FAB TIG-welded, machined 3/8” header flange for a leak-free seal and maximum strength
Description_FAB Premium aluminum header gaskets included
Description_FAB Available finishes include Natural, Polished, High Temp Black paint, and Ceramic Coated finishes
Description_FAB Popular shorty header for LT-Swaps


This Part Fits:

Year Make Model Submodel Notes
2014 Chevrolet Silverado 1500 High Country 1-5/8 inch Tube Diameter
2014 Chevrolet Silverado 1500 High Country 1-5/8 inch Tube Diameter
2015 Chevrolet Silverado 1500 High Country 1-5/8 inch Tube Diameter
2015 Chevrolet Silverado 1500 High Country 1-5/8 inch Tube Diameter
2015 Chevrolet Silverado 1500 LS 1-5/8 inch Tube Diameter
2014 Chevrolet Silverado 1500 LT 1-5/8 inch Tube Diameter,1-5/8 inch Tube Diameter
2015 Chevrolet Silverado 1500 LT 1-5/8 inch Tube Diameter,1-5/8 inch Tube Diameter
2014 Chevrolet Silverado 1500 LTZ 1-5/8 inch Tube Diameter
2014 Chevrolet Silverado 1500 LTZ 1-5/8 inch Tube Diameter
2015 Chevrolet Silverado 1500 LTZ 1-5/8 inch Tube Diameter
2015 Chevrolet Silverado 1500 LTZ 1-5/8 inch Tube Diameter
2015 Chevrolet Silverado 1500 SSV 1-5/8 inch Tube Diameter
2014 Chevrolet Silverado 1500 WT 1-5/8 inch Tube Diameter,1-5/8 inch Tube Diameter
2015 Chevrolet Silverado 1500 WT 1-5/8 inch Tube Diameter,1-5/8 inch Tube Diameter
2014 Chevrolet Silverado 2500 Base 1-5/8 inch Tube Diameter
2015 Chevrolet Silverado 2500 LS 1-5/8 inch Tube Diameter
2014 Chevrolet Tahoe LS 1-5/8 inch Tube Diameter,1-5/8 inch Tube Diameter
2015 Chevrolet Tahoe LS 1-5/8 inch Tube Diameter,1-5/8 inch Tube Diameter
2014 Chevrolet Tahoe LT 1-5/8 inch Tube Diameter,1-5/8 inch Tube Diameter
2015 Chevrolet Tahoe LT 1-5/8 inch Tube Diameter,1-5/8 inch Tube Diameter
2014 Chevrolet Tahoe LTZ 1-5/8 inch Tube Diameter,1-5/8 inch Tube Diameter
2015 Chevrolet Tahoe LTZ 1-5/8 inch Tube Diameter,1-5/8 inch Tube Diameter
2014 Chevrolet Tahoe PPV 1-5/8 inch Tube Diameter,1-5/8 inch Tube Diameter
2015 Chevrolet Tahoe PPV 1-5/8 inch Tube Diameter,1-5/8 inch Tube Diameter
2014 Chevrolet Tahoe SSV 1-5/8 inch Tube Diameter,1-5/8 inch Tube Diameter
2015 Chevrolet Tahoe SSV 1-5/8 inch Tube Diameter,1-5/8 inch Tube Diameter
2014 GMC Sierra 1500 Base 1-5/8 inch Tube Diameter,1-5/8 inch Tube Diameter
2015 GMC Sierra 1500 Base 1-5/8 inch Tube Diameter,1-5/8 inch Tube Diameter
2014 GMC Sierra 1500 Denali 1-5/8 inch Tube Diameter
2014 GMC Sierra 1500 Denali 1-5/8 inch Tube Diameter
2015 GMC Sierra 1500 Denali 1-5/8 inch Tube Diameter
2015 GMC Sierra 1500 Denali 1-5/8 inch Tube Diameter
2014 GMC Sierra 1500 SLE 1-5/8 inch Tube Diameter,1-5/8 inch Tube Diameter
2015 GMC Sierra 1500 SLE 1-5/8 inch Tube Diameter,1-5/8 inch Tube Diameter
2014 GMC Sierra 1500 SLT 1-5/8 inch Tube Diameter
2014 GMC Sierra 1500 SLT 1-5/8 inch Tube Diameter
2015 GMC Sierra 1500 SLT 1-5/8 inch Tube Diameter
2015 GMC Sierra 1500 SLT 1-5/8 inch Tube Diameter
2014 GMC Yukon Denali 1-5/8 inch Tube Diameter,1-5/8 inch Tube Diameter
2015 GMC Yukon Denali 1-5/8 inch Tube Diameter,1-5/8 inch Tube Diameter
2014 GMC Yukon SLE 1-5/8 inch Tube Diameter,1-5/8 inch Tube Diameter
2015 GMC Yukon SLE 1-5/8 inch Tube Diameter,1-5/8 inch Tube Diameter
2014 GMC Yukon SLT 1-5/8 inch Tube Diameter,1-5/8 inch Tube Diameter
2015 GMC Yukon SLT 1-5/8 inch Tube Diameter,1-5/8 inch Tube Diameter
2015 GMC Yukon XL Denali 1-5/8 inch Tube Diameter
2015 GMC Yukon XL SLE 1-5/8 inch Tube Diameter
2015 GMC Yukon XL SLT 1-5/8 inch Tube Diameter
2014 GMC Yukon XL 1500 Denali 1-5/8 inch Tube Diameter
2014 GMC Yukon XL 1500 SLE 1-5/8 inch Tube Diameter
2014 GMC Yukon XL 1500 SLT 1-5/8 inch Tube Diameter
2014 GMC Yukon XL 1500 SLT 1-5/8 inch Tube Diameter
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