< Back ×
My Vehicle Change Vehicle
2003 GMC Sierra 2500 HD
< Back to View All
Exhaust Manifolds, Pipes & Mufflers
- Department
- Prices
OEM (Genuine) 2003 GMC Sierra 2500 HD Muffler & Pipe
PartNumber: 15262865
Product Specifications- Notes: Silverado, Sierra; 6.6L; 8 Box; Extended Cab; 6.6 Liter Turbo Diesel, 1St Design, Extended Cab, 6 1/2 Foot Bed;6.6 Liter Turbo Diesel, 1St Design, Extended Cab, 8 Foot Bed
- Other Names: Muffler, Muffler & Pipe
- Item Dimensions: 137.3 x 26.5 x 16.2 inches
- Item Weight: 288.50 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2003 GMC Sierra 2500 HD Muffler & Pipe
Vehicle Fitment- 2003 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
$742.80 MSRP:$1120.61You Save: $377.81 (34%)
OEM (Genuine) 2003 GMC Sierra 2500 HD Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W
PartNumber: 15798962
Product Specifications- Notes: Silverado, Sierra; 6.0L; 6 1/2 Box; Federal; Extended Cab; W/O Heavy Duty
- Other Names: Muffler
- Item Dimensions: 122.9 x 24.4 x 15.6 inches
- Item Weight: 68.80 Pounds
- Fitment Type: Direct Replacement
- Replaces: 15094497, 15147361, 15070023, 15113072, 15103198
- Part Description: 2003 GMC Sierra 2500 HD Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W
Vehicle Fitment- 2003 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
OEM (Genuine) 2003 GMC Sierra 2500 HD Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W
PartNumber: 15798954Product Specifications- Notes: Silverado, Sierra; 6.0L; 6 1/2 Box; Federal; Extended Cab; W/Heavy Duty
- Other Names: Muffler
- Item Dimensions: 127.3 x 26.6 x 17.1 inches
- Item Weight: 68.10 Pounds
- Fitment Type: Direct Replacement
- Replaces: 15147362, 15113073
- Part Description: 2003 GMC Sierra 2500 HD Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W
Vehicle Fitment- 2003 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
OEM (Genuine) 2003 GMC Sierra 2500 HD Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W
PartNumber: 15798947
Product Specifications- Notes: Silverado, Sierra; 8.1L; 6 1/2 Box; California; Extended Cab
- Other Names: Muffler, Muffler & Pipe
- Item Dimensions: 124.6 x 31.0 x 17.0 inches
- Item Weight: 68.10 Pounds
- Fitment Type: Direct Replacement
- Replaces: 15147352
- Part Description: 2003 GMC Sierra 2500 HD Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W
Vehicle Fitment- 2003 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
OEM (Genuine) 2003 GMC Sierra 2500 HD Muffler
PartNumber: 15798948Product Specifications- Notes: Silverado, Sierra; 6.0L; 6 1/2 Box; California; Crew Cab;Silverado, Sierra; 6.0L; 6 1/2 Box; Federal; Crew Cab;Silverado, Sierra; 8.1L; 6 1/2 Box; California; Crew Cab;Silverado, Sierra; 8.1L; 6 1/2 Box; Federal; Crew Cab
- Other Names: Muffler
- Item Dimensions: 152.7 x 26.3 x 15.5 inches
- Item Weight: 75.60 Pounds
- Fitment Type: Direct Replacement
- Replaces: 15113063, 15103189, 15147353, 15077779, 15077763
- Part Description: 2003 GMC Sierra 2500 HD Muffler
Vehicle Fitment- 2003 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
OEM (Genuine) 2003 GMC Sierra 2500 HD Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W
PartNumber: 15798946Product Specifications- Notes: Silverado, Sierra; 6.0L; 6 1/2 Box; California; Extended Cab; All;Silverado, Sierra; 8.1L; 6 1/2 Box; Federal; Extended Cab
- Other Names: Muffler
- Item Dimensions: 131.9 x 31.3 x 17.3 inches
- Item Weight: 76.20 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2003 GMC Sierra 2500 HD Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W
Vehicle Fitment- 2003 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
OEM (Genuine) 2003 GMC Sierra 2500 HD Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W
PartNumber: 15798950
Product Specifications- Notes: Silverado, Sierra; 6.0L; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; California; W/Heavy Duty;Silverado, Sierra; 6.0L; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; Federal; W/Heavy Duty;Silverado, Sierra; 8.1L; 8 Box; W/O Extended Cab; All;Silverado, Sierra; 8.1L; 8 Box; W/O Extended Cab; Federal
- Other Names: Muffler
- Item Dimensions: 110.4 x 30.9 x 17.1 inches
- Item Weight: 57.70 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2003 GMC Sierra 2500 HD Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W
Vehicle Fitment- 2003 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
OEM (Genuine) 2003 GMC Sierra 2500 HD Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe)
PartNumber: 15262867Product Specifications- Notes: Silverado, Sierra; 6.6L; 8 Box; Crew Cab; 6.6 Liter Turbo Diesel, 1St Design, Crew Cab, 8 Foot Bed
- Other Names: Muffler, Muffler & Pipe
- Item Dimensions: 151.6 x 35.2 x 20.1 inches
- Item Weight: 472.90 Pounds
- Fitment Type: Direct Replacement
- Replaces: 15131902
- Part Description: 2003 GMC Sierra 2500 HD Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe)
Vehicle Fitment- 2003 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
OEM (Genuine) 2003 GMC Sierra 2500 HD Muffler & Pipe
PartNumber: 15262864Product Specifications- Notes: Silverado, Sierra; 6.6L; 6 1/2 Box; Extended Cab; All
- Other Names: Muffler, Muffler & Pipe
- Fitment Type: Direct Replacement
- Part Description: 2003 GMC Sierra 2500 HD Muffler & Pipe
Vehicle Fitment- 2003 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
OEM (Genuine) 2003 GMC Sierra 2500 HD Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W
PartNumber: 15798949
Product Specifications- Notes: Silverado, Sierra; 6.0L; 8 Box; W/Extended Cab; W/O Rear Exit Exhaust; All;Silverado, Sierra; 8.1L; 8 Box; W/Extended Cab; All
- Other Names: Muffler, Muffler & Pipe
- Item Dimensions: 137.7 x 30.6 x 17.3 inches
- Item Weight: 76.70 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2003 GMC Sierra 2500 HD Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W
Vehicle Fitment- 2003 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
OEM (Genuine) 2003 GMC Sierra 2500 HD Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W
PartNumber: 15147356Product Specifications- Notes: Silverado, Sierra; 6.0L; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; California; W/O Heavy Duty;Silverado, Sierra; 6.0L; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; Federal; W/O Heavy Duty
- Other Names: Muffler
- Item Dimensions: 97.7 x 32.2 x 15.5 inches
- Item Weight: 66.20 Pounds
- Fitment Type: Direct Replacement
- Replaces: 88983230, 15070019
- Part Description: 2003 GMC Sierra 2500 HD Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W
Vehicle Fitment- 2003 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
OEM (Genuine) 2003 GMC Sierra 2500 HD Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W
PartNumber: 15798952Product Specifications- Notes: 8.1 Liter Gas
- Other Names: Muffler, Muffler & Pipe
- Item Dimensions: 143.9 x 28.7 x 15.0 inches
- Item Weight: 80.30 Pounds
- Fitment Type: Direct Replacement
- Replaces: 15113070
- Part Description: 2003 GMC Sierra 2500 HD Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W
Vehicle Fitment- 2003 GMC Sierra 2500 HD | Base, SLE, SLT, WT | 8 Cyl 8.1 L GAS
OEM (Genuine) 2003 GMC Sierra 2500 HD Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
PartNumber: 15262866Product Specifications- Notes: Silverado, Sierra; 6.6L; 6 1/2 Box; Crew Cab; 6.6 Liter Turbo Diesel, 1St Design, Crew Cab, 6 1/2 Foot Bed
- Other Names: Muffler, Muffler & Pipe
- Item Dimensions: 131.3 x 34.3 x 17.1 inches
- Item Weight: 333.20 Pounds
- Fitment Type: Direct Replacement
- Replaces: 15080245, 15131901
- Part Description: 2003 GMC Sierra 2500 HD Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
Vehicle Fitment- 2003 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
OEM (Genuine) 2003 GMC Sierra 2500 HD Exhaust Resonator
PartNumber: 15113058Product Specifications- Notes: 6.0 Liter Gas
- Part Description: 2003 GMC Sierra 2500 HD Exhaust Resonator
Vehicle Fitment- 2003 GMC Sierra 2500 HD | Base, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
OEM (Genuine) 2003 GMC Sierra 2500 HD Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
PartNumber: 15262863Product Specifications- Notes: Silverado, Sierra; 6.6L; 8 Box; Standard Cab; All; 6.6 Liter Turbo Diesel, 1St Design, Standard Cab
- Other Names: Muffler, Muffler & Pipe
- Fitment Type: Direct Replacement
- Part Description: 2003 GMC Sierra 2500 HD Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
Vehicle Fitment- 2003 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL