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Dynomax 21172

Dynomax Exhaust HEAVY DUTY MUFFLER

289-21172

made in usa
Ships on 05/03/19
$20 off $200, $50 off $500 and $100 off $1,000 Order. Promotion Code: SPRINGSAVINGS exclusions apply

$88.99
Dynomax Exhaust HEAVY DUTY MUFFLER $88.99
Out of stock
QTY
Dynomax Exhaust HEAVY DUTY MUFFLER

Dynomax 21172 Details

Ultra Flo Welded Universal Muffler; Round; 9 in.; 4 in. ID; 15 in. Shell Length; 22 in. Overall Length;

Specifications:

Body Height (in.)
N/A
Body Length (in.)
15
Body Width (in.)
9
Case Shape
Round
Case Length (in.)
15
Case Outside Diameter (in.)
9
Inlet Diameter (in.)
4
Inlet Location
Center
Inlet Quantity
One
Inlet Quantity
1
Inlet Size (in.)
4
Inlet Type
Single Center Inlet
Internal Construction
Glass-wrap perforated tube
Material
Aluminized Steel
Outlet Diameter (in.)
4
Outlet Location
Center
Outlet Position
Center
Outlet Size (in.)
4
Outlet Style
Standard, without tip
Outlet Type
Single Center Outlet
Overall Length (in.)
22
Quantity
Sold individually
Inlet Position
Center
Muffler Finish
Natural
Muffler Material
Stainless steel
Muffler Type
Combination
Outlet Quantity
1
Outlet Quantity
One
Position
N/A
Manufacturer's Part Number:
21172
Shipping Weight:
13.73
Package Height:
9.7
Package Depth:
23.8
Package Width:
9.6

Does Dynomax 21172 fit your vehicle?

Narrow Results

2004 GMC SIERRA 3500

  • CC: 5967
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.0
  • SubModel: BASE
  • CUI: 364
  • EngineType: V8 ( 6.0 L / 364 )

2001-2002 GMC SIERRA 3500

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • SubModel: SL
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2004 CHEVROLET SILVERADO 2500 HD

  • CC: 5967
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.0
  • SubModel: BASE
  • CUI: 364
  • EngineType: V8 ( 6.0 L / 364 )

2004 GMC SIERRA 3500

  • Fitment_Note: Ultra Flo Welded System
  • EngineType: ALL
  • SubModel: SLT

2002-2004 GMC SIERRA 3500

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • SubModel: BASE
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2004 CHEVROLET SILVERADO 2500 HD

  • Fitment_Note: Ultra Flo Welded System
  • EngineType: ALL
  • SubModel: LS

2005 GMC SIERRA 2500 HD

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • SubModel: SLE
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2006 GMC SIERRA 2500 HD

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • Aspiration: T
  • SubModel: SLE
  • Engine Vin: D
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2006 GMC SIERRA 3500

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • Aspiration: T
  • SubModel: SLT
  • Engine Vin: D
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2004 CHEVROLET SILVERADO 3500

  • Fitment_Note: Ultra Flo Welded System
  • EngineType: ALL
  • SubModel: WT

2001-2003 CHEVROLET SILVERADO 2500 HD

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • SubModel: LS
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2001-2003 CHEVROLET SILVERADO 3500

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • SubModel: LT
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2001-2003 GMC SIERRA 3500

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • SubModel: SLT
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2006 GMC SIERRA 2500 HD

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • Aspiration: T
  • SubModel: SLT
  • Engine Vin: D
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2005 CHEVROLET SILVERADO 2500 HD

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • SubModel: LS
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2004 GMC SIERRA 2500 HD

  • Fitment_Note: Ultra Flo Welded System
  • EngineType: ALL
  • SubModel: SLT

2005 CHEVROLET SILVERADO 2500 HD

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • SubModel: WT
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2004 GMC SIERRA 2500 HD

  • CC: 5967
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.0
  • SubModel: BASE
  • CUI: 364
  • EngineType: V8 ( 6.0 L / 364 )

2004 GMC SIERRA 3500

  • Fitment_Note: Ultra Flo Welded System
  • EngineType: ALL
  • SubModel: SLE

2006 GMC SIERRA 3500

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • Aspiration: T
  • SubModel: SLE
  • Engine Vin: D
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2001-2003 GMC SIERRA 2500 HD

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • SubModel: SLT
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2004 CHEVROLET SILVERADO 2500 HD

  • Fitment_Note: Ultra Flo Welded System
  • Liter: 8.1
  • SubModel: LT
  • CUI: 496
  • EngineType: V8 ( 8.1 L / 496 )

2004 CHEVROLET SILVERADO 3500

  • Fitment_Note: Ultra Flo Welded System
  • EngineType: ALL
  • SubModel: LS

2005 GMC SIERRA 2500 HD

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • SubModel: SLT
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2006 GMC SIERRA 2500 HD

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • Aspiration: T
  • SubModel: SL
  • Engine Vin: D
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2006 GMC SIERRA 3500

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • Aspiration: T
  • SubModel: WT
  • Engine Vin: D
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2004 CHEVROLET SILVERADO 3500

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • SubModel: BASE
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2001-2005 CHEVROLET SILVERADO 2500 HD

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • SubModel: BASE
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2006 CHEVROLET SILVERADO 3500

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • Aspiration: T
  • SubModel: LS
  • Engine Vin: D
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2004 CHEVROLET SILVERADO 3500

  • Fitment_Note: Ultra Flo Welded System
  • EngineType: ALL
  • SubModel: LT

2002-2005 GMC SIERRA 2500 HD

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • SubModel: BASE
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2004 GMC SIERRA 3500

  • Fitment_Note: Ultra Flo Welded System
  • EngineType: ALL
  • SubModel: WT

2006 CHEVROLET SILVERADO 3500

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • Aspiration: T
  • SubModel: LT
  • Engine Vin: D
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2006 GMC SIERRA 3500

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • Aspiration: T
  • SubModel: SL
  • Engine Vin: D
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2001-2003 CHEVROLET SILVERADO 3500

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • SubModel: BASE
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2001-2002 GMC SIERRA 2500 HD

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • SubModel: SL
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2005 GMC SIERRA 2500 HD

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • SubModel: WT
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2006 CHEVROLET SILVERADO 2500 HD

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • Aspiration: T
  • SubModel: LT
  • Engine Vin: D
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2003 GMC SIERRA 2500 HD

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • SubModel: WT
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2001-2003 CHEVROLET SILVERADO 3500

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • SubModel: LS
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2004 CHEVROLET SILVERADO 3500

  • CC: 5967
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.0
  • SubModel: BASE
  • CUI: 364
  • EngineType: V8 ( 6.0 L / 364 )

2006 GMC SIERRA 2500 HD

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • Aspiration: T
  • SubModel: WT
  • Engine Vin: D
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2001-2003 GMC SIERRA 2500 HD

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • SubModel: SLE
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2001-2005 CHEVROLET SILVERADO 2500 HD

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • SubModel: LT
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2006 CHEVROLET SILVERADO 2500 HD

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • Aspiration: T
  • SubModel: WT
  • Engine Vin: D
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2004 GMC SIERRA 2500 HD

  • Fitment_Note: Ultra Flo Welded System
  • EngineType: ALL
  • SubModel: WT

2001-2003 GMC SIERRA 3500

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • SubModel: SLE
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2004 CHEVROLET SILVERADO 2500 HD

  • CC: 5967
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.0
  • SubModel: LT
  • CUI: 364
  • EngineType: V8 ( 6.0 L / 364 )

2004 GMC SIERRA 2500 HD

  • Fitment_Note: Ultra Flo Welded System
  • EngineType: ALL
  • SubModel: SLE

2006 CHEVROLET SILVERADO 2500 HD

  • CC: 6599
  • Fitment_Note: Ultra Flo Welded System
  • Liter: 6.6
  • Aspiration: T
  • SubModel: LS
  • Engine Vin: D
  • CUI: 403
  • EngineType: V8 ( 6.6 L / 403 )

2004 CHEVROLET SILVERADO 2500 HD

  • Fitment_Note: Ultra Flo Welded System
  • EngineType: ALL
  • SubModel: WT
Some parts are not legal for use in California or other states with similar laws / regulations

Motor Vehicles

WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.

Tools:

WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.

Electrical Cords

WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.