Flowmaster's® Signature Series Cat-back exhaust system for 2014-2019*(*Classic body 5.3L, 4wd w/143.5-inch wb) GM Silverado/Sierra 4.3L and 5.3L engines. This performance exhaust system fits both 2/4 Wheel drive models with 143.5 and 153-inch wheelbases and is manufactured from brushed 304 stainless steel for years of trouble-free service and highend good looks. This premium exhaust system is TIG welded for a stronger, more precise weld that looks as good as this system sounds. Features include a 3.00-inch inlet pipe leading into a TIG welded 304 stainless steel Signature Series "straight-through" muffler for great sound and maximum performance. The single 3.00-inch mandrel-bent tailpipe exits out behind the rear passenger side tire and is finished off with a large 4.50-inch diameter PVD coated black chrome 304S stainless steel tip, giving your Silverado/Sierra that custom look that goes hand in hand with the deep performance sound of the Signature Series muffler. Max dyno gains of 9 hp and 10 lb-ft at the rear wheels. The system uses all the factory hanger locations and connections for an easy installation that you can do at home. Includes installation instructions and all necessary hardware.
Flowmaster Flowmaster Signature Series Exhaust System 737857
Specifications:
| Brand | Flowmaster |
| California Proposition 65 | Yes |
| California Proposition 65 Chemical Name | Chromium (hexavalent compounds) |
| California Proposition 65 Chemical Name | Nickel (Metallic) |
| CARB (California) Compliant | Yes |
| Catalytic Converter Included | No |
| 2874 | 0 |
| Category | Exhaust |
| 3728 | Flat Band |
| 1882 | Yes |
| Emission Code | 5 |
| Pipe Wall Gauge | 16 |
| Exhaust Series | Signature Series |
| 11205 | Black |
| 9874 | Clamp-On |
| 9876 | Angled |
| 1162 | 4.50 |
| 9877 | Rolled Edge |
| 1163 | Black Chrome |
| 9881 | No |
| 10104 | 11.00 |
| 1164 | 304 Stainless Steel |
| 1161 | 1 |
| 9878 | No |
| 10980 | Round |
| 9875 | Single Wall |
| 9870 | Single Out Side |
| 200 | Natural |
| 353 | No |
| 3390 | Performance |
| 4364 | Yes |
| Heat Shield Included | No |
| Inlet Diameter | 3.00 |
| 596 | Clamp-On |
| 9871 | 3.00 |
| Mount Type | Uses Factory Hangers |
| 92 | Yes |
| 9884 | 4.00 |
| 1892 | 18.00 |
| 4372 | 304 Stainless Steel |
| 4373 | Oval |
| 9882 | Natural |
| 4367 | No |
| 4368 | No |
| Muffler Included | Yes |
| 9962 | Slip-Fit |
| 4365 | 3.00 |
| 4366 | 3.13 |
| 9963 | Slip-Fit |
| 4375 | 1 |
| 4374 | 1 |
| 1174 | Absorption |
| part type | Exhaust System |
| 3530 | 304 Stainless Steel |
| Product Type | Exhaust System |
| Sound Level | Moderate |
| 4377 | No |
| Sub Category | Exhaust and Tail Pipes |
| 4369 | 3.00 |
| 4376 | 1 |
| Tail Pipe Quantity | Single |
| 4370 | Yes |
| Type | Cat-back |
| 6014 | No |
| 2126 | Not Applicable |
| Pipe Color | Silver |
| 9885 | 9.00 |
| Brand | Flowmaster |
| California Proposition 65 | Yes |
| California Proposition 65 Chemical Name | Chromium (hexavalent compounds) |
| California Proposition 65 Chemical Name | Nickel (Metallic) |
| CARB (California) Compliant | Yes |
| Catalytic Converter Included | No |
| 2874 | 0 |
| Category | Exhaust |
| 3728 | Flat Band |
| 1882 | Yes |
| Emission Code | 5 |
| Pipe Wall Gauge | 16 |
| Exhaust Series | Signature Series |
| 11205 | Black |
| 9874 | Clamp-On |
| 9876 | Angled |
| 1162 | 4.50 |
| 9877 | Rolled Edge |
| 1163 | Black Chrome |
| 9881 | No |
| 10104 | 11.00 |
| 1164 | 304 Stainless Steel |
| 1161 | 1 |
| 9878 | No |
| 10980 | Round |
| 9875 | Single Wall |
| 9870 | Single Out Side |
| 200 | Natural |
| 353 | No |
| 3390 | Performance |
| 4364 | Yes |
| Heat Shield Included | No |
| Inlet Diameter | 3.00 |
| 596 | Clamp-On |
| 9871 | 3.00 |
| Mount Type | Uses Factory Hangers |
| 92 | Yes |
| 9884 | 4.00 |
| 1892 | 18.00 |
| 4372 | 304 Stainless Steel |
| 4373 | Oval |
| 9882 | Natural |
| 4367 | No |
| 4368 | No |
| Muffler Included | Yes |
| 9962 | Slip-Fit |
| 4365 | 3.00 |
| 4366 | 3.13 |
| 9963 | Slip-Fit |
| 4375 | 1 |
| 4374 | 1 |
| 1174 | Absorption |
| part type | Exhaust System |
| 3530 | 304 Stainless Steel |
| Product Type | Exhaust System |
| Sound Level | Moderate |
| 4377 | No |
| Sub Category | Exhaust and Tail Pipes |
| 4369 | 3.00 |
| 4376 | 1 |
| Tail Pipe Quantity | Single |
| 4370 | Yes |
| Type | Cat-back |
| 6014 | No |
| 2126 | Not Applicable |
| Pipe Color | Silver |
| 9885 | 9.00 |
| Description_ABR | SYS 14-19 GM |
| Description_SHO | SYS 14-19 GM 1500, 5 |
| Description_INV | 14-19 GM 1500, 5.3L, CB, SIGNATURE 304 |
| Description_ASC | Fits 2014-2018 GM Silverado/Sierra 1500 4.3L & 5.3L engines, 2/4 Wheel Drive, 143.5 and 153-inch Wheelbases - Also fits 2019 GM 1500 (Legacy body only) 5.3L, 4WD, extended cab w/143.5-inch Wheelbase |
| Description_DES | Flowmaster Signature Series Exhaust System |
| Description_EXT | Fits 2014-2019* (Classic Body) GM 1500 4.3L/5.3L, 304 Stainless Steel, Single Exit exhaust |
| Description_MKT | Flowmaster's® Signature Series Cat-back exhaust system for 2014-2019*(*Classic body 5.3L, 4wd w/143.5-inch wb) GM Silverado/Sierra 4.3L and 5.3L engines. This performance exhaust system fits both 2/4 Wheel drive models with 143.5 and 153-inch wheelbases and is manufactured from brushed 304 stainless steel for years of trouble-free service and highend good looks. This premium exhaust system is TIG welded for a stronger, more precise weld that looks as good as this system sounds. Features include a 3.00-inch inlet pipe leading into a TIG welded 304 stainless steel Signature Series "straight-through" muffler for great sound and maximum performance. The single 3.00-inch mandrel-bent tailpipe exits out behind the rear passenger side tire and is finished off with a large 4.50-inch diameter PVD coated black chrome 304S stainless steel tip, giving your Silverado/Sierra that custom look that goes hand in hand with the deep performance sound of the Signature Series muffler. Max dyno gains of 9 hp and 10 lb-ft at the rear wheels. The system uses all the factory hanger locations and connections for an easy installation that you can do at home. Includes installation instructions and all necessary hardware. |
| Description_FAB | Brushed 304 stainless steel offers maximum corrosion resistance for a cleaner and more high-end appearance. |
| Description_FAB | TIG welding offers a more precise weld, better heat control and high-end appearance compared to MIG welding. |
| Description_FAB | Black chrome tips offer a stylish upscale look. |
| Description_FAB | Signature Series muffler offers a moderate performance tone and increased performance over the stock system. |
| Description_FAB | Installer friendly design allows for an at home installation. |
| Description_FAB | Dyno proven performance gains you can feel. |
| Description_FAB | Increased power and torque over the stock exhaust system. |
| Description_FAB | Brushed appearance removes tooling marks for a cleaner overall look. |
| Description_ABR | SYS 14-19 GM |
| Description_SHO | SYS 14-19 GM 1500, 5 |
| Description_INV | 14-19 GM 1500, 5.3L, CB, SIGNATURE 304 |
| Description_ASC | Fits 2014-2018 GM Silverado/Sierra 1500 4.3L & 5.3L engines, 2/4 Wheel Drive, 143.5 and 153-inch Wheelbases - Also fits 2019 GM 1500 (Legacy body only) 5.3L, 4WD, extended cab w/143.5-inch Wheelbase |
| Description_DES | Flowmaster Signature Series Exhaust System |
| Description_EXT | Fits 2014-2019* (Classic Body) GM 1500 4.3L/5.3L, 304 Stainless Steel, Single Exit exhaust |
| Description_MKT | Flowmaster's® Signature Series Cat-back exhaust system for 2014-2019*(*Classic body 5.3L, 4wd w/143.5-inch wb) GM Silverado/Sierra 4.3L and 5.3L engines. This performance exhaust system fits both 2/4 Wheel drive models with 143.5 and 153-inch wheelbases and is manufactured from brushed 304 stainless steel for years of trouble-free service and highend good looks. This premium exhaust system is TIG welded for a stronger, more precise weld that looks as good as this system sounds. Features include a 3.00-inch inlet pipe leading into a TIG welded 304 stainless steel Signature Series "straight-through" muffler for great sound and maximum performance. The single 3.00-inch mandrel-bent tailpipe exits out behind the rear passenger side tire and is finished off with a large 4.50-inch diameter PVD coated black chrome 304S stainless steel tip, giving your Silverado/Sierra that custom look that goes hand in hand with the deep performance sound of the Signature Series muffler. Max dyno gains of 9 hp and 10 lb-ft at the rear wheels. The system uses all the factory hanger locations and connections for an easy installation that you can do at home. Includes installation instructions and all necessary hardware. |
| Description_FAB | Brushed 304 stainless steel offers maximum corrosion resistance for a cleaner and more high-end appearance. |
| Description_FAB | TIG welding offers a more precise weld, better heat control and high-end appearance compared to MIG welding. |
| Description_FAB | Black chrome tips offer a stylish upscale look. |
| Description_FAB | Signature Series muffler offers a moderate performance tone and increased performance over the stock system. |
| Description_FAB | Installer friendly design allows for an at home installation. |
| Description_FAB | Dyno proven performance gains you can feel. |
| Description_FAB | Increased power and torque over the stock exhaust system. |
| Description_FAB | Brushed appearance removes tooling marks for a cleaner overall look. |
This Part Fits:
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 2016 | Chevrolet | Silverado 1500 | Custom | |
| 2016 | Chevrolet | Silverado 1500 | Custom | |
| 2017 | Chevrolet | Silverado 1500 | Custom | |
| 2017 | Chevrolet | Silverado 1500 | Custom | |
| 2018 | Chevrolet | Silverado 1500 | Custom | |
| 2018 | Chevrolet | Silverado 1500 | Custom | |
| 2014 | Chevrolet | Silverado 1500 | High Country | |
| 2015 | Chevrolet | Silverado 1500 | High Country | |
| 2016 | Chevrolet | Silverado 1500 | High Country | |
| 2017 | Chevrolet | Silverado 1500 | High Country | |
| 2018 | Chevrolet | Silverado 1500 | High Country | |
| 2015 | Chevrolet | Silverado 1500 | LS | |
| 2015 | Chevrolet | Silverado 1500 | LS | |
| 2016 | Chevrolet | Silverado 1500 | LS | |
| 2016 | Chevrolet | Silverado 1500 | LS | |
| 2017 | Chevrolet | Silverado 1500 | LS | |
| 2017 | Chevrolet | Silverado 1500 | LS | |
| 2018 | Chevrolet | Silverado 1500 | LS | |
| 2018 | Chevrolet | Silverado 1500 | LS | |
| 2014 | Chevrolet | Silverado 1500 | LT | |
| 2014 | Chevrolet | Silverado 1500 | LT | |
| 2015 | Chevrolet | Silverado 1500 | LT | |
| 2015 | Chevrolet | Silverado 1500 | LT | |
| 2016 | Chevrolet | Silverado 1500 | LT | |
| 2016 | Chevrolet | Silverado 1500 | LT | |
| 2017 | Chevrolet | Silverado 1500 | LT | |
| 2017 | Chevrolet | Silverado 1500 | LT | |
| 2018 | Chevrolet | Silverado 1500 | LT | |
| 2018 | Chevrolet | Silverado 1500 | LT | |
| 2014 | Chevrolet | Silverado 1500 | LTZ | |
| 2015 | Chevrolet | Silverado 1500 | LTZ | |
| 2016 | Chevrolet | Silverado 1500 | LTZ | |
| 2017 | Chevrolet | Silverado 1500 | LTZ | |
| 2018 | Chevrolet | Silverado 1500 | LTZ | |
| 2015 | Chevrolet | Silverado 1500 | SSV | |
| 2016 | Chevrolet | Silverado 1500 | SSV | |
| 2017 | Chevrolet | Silverado 1500 | SSV | |
| 2018 | Chevrolet | Silverado 1500 | SSV | |
| 2014 | Chevrolet | Silverado 1500 | WT | |
| 2014 | Chevrolet | Silverado 1500 | WT | |
| 2015 | Chevrolet | Silverado 1500 | WT | |
| 2015 | Chevrolet | Silverado 1500 | WT | |
| 2016 | Chevrolet | Silverado 1500 | WT | |
| 2016 | Chevrolet | Silverado 1500 | WT | |
| 2017 | Chevrolet | Silverado 1500 | WT | |
| 2017 | Chevrolet | Silverado 1500 | WT | |
| 2018 | Chevrolet | Silverado 1500 | WT | |
| 2018 | Chevrolet | Silverado 1500 | WT | |
| 2019 | Chevrolet | Silverado 1500 LD | Custom | |
| 2019 | Chevrolet | Silverado 1500 LD | LT | |
| 2019 | Chevrolet | Silverado 1500 LD | WT | |
| 2014 | GMC | Sierra 1500 | Base | |
| 2014 | GMC | Sierra 1500 | Base | |
| 2015 | GMC | Sierra 1500 | Base | |
| 2015 | GMC | Sierra 1500 | Base | |
| 2016 | GMC | Sierra 1500 | Base | |
| 2016 | GMC | Sierra 1500 | Base | |
| 2017 | GMC | Sierra 1500 | Base | |
| 2017 | GMC | Sierra 1500 | Base | |
| 2018 | GMC | Sierra 1500 | Base | |
| 2018 | GMC | Sierra 1500 | Base | |
| 2014 | GMC | Sierra 1500 | Denali | |
| 2015 | GMC | Sierra 1500 | Denali | |
| 2016 | GMC | Sierra 1500 | Denali | |
| 2017 | GMC | Sierra 1500 | Denali | |
| 2018 | GMC | Sierra 1500 | Denali | |
| 2014 | GMC | Sierra 1500 | SLE | |
| 2014 | GMC | Sierra 1500 | SLE | |
| 2015 | GMC | Sierra 1500 | SLE | |
| 2015 | GMC | Sierra 1500 | SLE | |
| 2016 | GMC | Sierra 1500 | SLE | |
| 2016 | GMC | Sierra 1500 | SLE | |
| 2017 | GMC | Sierra 1500 | SLE | |
| 2017 | GMC | Sierra 1500 | SLE | |
| 2018 | GMC | Sierra 1500 | SLE | |
| 2018 | GMC | Sierra 1500 | SLE | |
| 2014 | GMC | Sierra 1500 | SLT | |
| 2015 | GMC | Sierra 1500 | SLT | |
| 2016 | GMC | Sierra 1500 | SLT | |
| 2017 | GMC | Sierra 1500 | SLT | |
| 2018 | GMC | Sierra 1500 | SLT | |
| 2019 | GMC | Sierra 1500 Limited | Base | |
| 2019 | GMC | Sierra 1500 Limited | SLE |