134 products about 2008 GMC Sierra 2500 HD Exhaust Manifolds, Pipes, Mufflers & Components foundVEHICLE SPECIFIC Product Specifications Notes: 3/4 & 1 Ton; Silverado, Sierra; 4.8l, 5.3l, 6.0l, 6.2l Location: Driver Side; Passenger Side Other Names: Exhaust Manifold Gasket, Manifold Gasket Item Dimensions: 19.0 x 3.0 x 0.2 inches Item Weight: 0.70 Pounds Fitment Type: Direct Replacement Replaces: 12558573, 12600530 Part Description: 2008 GMC Sierra 2500 HD Gasket, Exhaust Manifold More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS $16.87 MSRP: $35.00
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Location: Driver Side; Passenger Side Item Dimensions: 2.3 x 2.3 x 0.6 inches Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Replaces: 24504100, 10255857, 11515604, 15679745, 11516077, 15259227, 16792001 Part Description: 2008 GMC Sierra 2500 HD Bumper Nut More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | Denali, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL $4.47 MSRP: $7.38
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 3/4 & 1 Ton; All Models; 4.8l, 5.3l, 6.0l, 6.2l; Left Location: Driver Side Other Names: Exhaust Manifold, Manifold Item Dimensions: 10.1 x 8.1 x 25.4 inches Item Weight: 10.10 Pounds Fitment Type: Direct Replacement Replaces: 12564155, 12602037, 12571678, 12562235 Part Description: 2008 GMC Sierra 2500 HD Engine Exhaust Manifold More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS $93.15 MSRP: $167.37
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: If welded Assy, replace all Reqd parts. Inlet Connection Type: 2 Bolt Welded Flange Inlet Diameter Designation: Outside Diameter Inlet Quantity: 1 Main Piping Diameter: 3.5" Mandrel Bent: N Material: Aluminized Steel Outlet Connection Type: Pipe Connection Outlet Diameter Designation: Outside Diameter Outlet Quantity: 1 Overall Length: 40.25" Pipe Inlet Diameter: 3.5" Pipe Outlet Diameter: 3.5" Thickness: 0.069" Part Description: 2008 GMC Sierra 2500 HD Aluminized Steel Exhaust Extension Pipe More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L VEHICLE SPECIFIC Product Specifications Finish: Natural Flange Bolt Hole Quantity: 0 Flange Stud Hole Quantity: 3 Gasket or Seal Included: Yes Header Material: Cast Iron Heat Shield Included: Yes Inlet Port Shape: Square Installation Hardware Included: Yes Item Grade: Regular Manifold Bolt Hole Quantity: 8 OE Part Number: 12624683, 97224586 Package Quantity: 1 Position: Passenger Side UPC: 019495212911 Part Description: 2008 GMC Sierra 2500 HD Cast Iron Natural Exhaust Manifold More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L VEHICLE SPECIFIC Product Specifications Notes: New replacement part Bolt Hole Quantity: 8 Color: Color May Vary Complete: Y Configuration: Two Piece Contains Applications: Y Material: Metal Release Wave: 02/28/2020 Thickness: 0.0450 UPC: 023913654634 Part Description: 2008 GMC Sierra 2500 HD Exhaust Manifold Gasket Set More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L VEHICLE SPECIFIC Product Specifications Notes: 3/4 & 1 Ton; 6.6 Liter Diesel Item Dimensions: 5.1 x 2.6 x 1.9 inches Item Weight: 0.60 Pounds Fitment Type: Direct Replacement Replaces: 15740212 Part Description: 2008 GMC Sierra 2500 HD Mount Insulator More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | AT4, Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $22.72 MSRP: $34.28
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 3/4 & 1 Ton; 6.6 Liter Diesel Item Dimensions: 5.1 x 2.6 x 1.9 inches Item Weight: 0.60 Pounds Fitment Type: Direct Replacement Replaces: 15740212 Part Description: 2008 GMC Sierra 2500 HD Mount Insulator More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | AT4, Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $22.72 MSRP: $34.28
You Save: $11.56 (34%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 3/4 & 1 Ton; 6.6 Liter Diesel Item Dimensions: 5.1 x 2.6 x 1.9 inches Item Weight: 0.60 Pounds Fitment Type: Direct Replacement Replaces: 15740212 Part Description: 2008 GMC Sierra 2500 HD Mount Insulator More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | AT4, Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $22.72 MSRP: $34.28
You Save: $11.56 (34%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 3/4 & 1 Ton; 6.6 Liter Diesel Item Dimensions: 5.1 x 2.6 x 1.9 inches Item Weight: 0.60 Pounds Fitment Type: Direct Replacement Replaces: 15740212 Part Description: 2008 GMC Sierra 2500 HD Mount Insulator More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | AT4, Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $22.72 MSRP: $34.28
You Save: $11.56 (34%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Finish: Natural Flange Bolt Hole Quantity: 0 Flange Stud Hole Quantity: 3 Gasket or Seal Included: Yes Header Material: Cast Iron Heat Shield Included: Yes Inlet Port Shape: Round Installation Hardware Included: Yes Item Grade: Regular Manifold Bolt Hole Quantity: 6 OE Part Number: 12569416, 12569530, 12578341, 12602038, 12616286, 12648339, 12677665 Package Quantity: 1 Position: Passenger Side UPC: 019495212904 Part Description: 2008 GMC Sierra 2500 HD Cast Iron Natural Exhaust Manifold More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L VEHICLE SPECIFIC Product Specifications Bolt Hole Center to Center Distance 1: 4.125" Class: B Material: Perforated Metal with Fiber Core and Fire Ring Port 1 Length: 2.75" Port 1 Width: 2.75" Position: Driver Side Thickness: 0.063" Part Description: 2008 GMC Sierra 2500 HD Perforated Metal More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L VEHICLE SPECIFIC Product Specifications Notes: At Converter Bolt Hole Quantity: 4 Inside Diameter: 3.610" Location: At Converter Material: Fiber and Metal Thickness: 0.055" Type: Flat UPC: 023913675028 Part Description: 2008 GMC Sierra 2500 HD Fiber And Metal Exhaust Pipe Flange Gasket More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L VEHICLE SPECIFIC Product Specifications Notes: Exc Chassis Cab Attachment Method: OEM Style Finish: Black Hardware Material: Rubber Internet Product Code (IPC): E837FFCB568 Item Grade: Standard Replacement Item has MSDS (SDS): N Length: 3.500 Material: Rubber Max Year Covered: 2019 MFG Brand Name: Walker Exhaust MFG Model # (Series): 35229 MFG Name: Tenneco, Inc Min Year Covered: 1988 Most Popular Make / Model: Chevrolet Silverado 1500 Most Popular Year: 2007 Overall Length: 3.5 Package Contents: Insulator Product Grade: Economy Supplier Company Name: Tenneco, Inc Total Part VIO: 21722253 Universal Or Specific Fit: Universal UPC: 086387352291 Part Description: 2008 GMC Sierra 2500 HD Rubber Black Exhaust Insulator More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L VEHICLE SPECIFIC Product Specifications Finish: Natural Flange Bolt Hole Quantity: 0 Flange Stud Hole Quantity: 3 Gasket or Seal Included: Yes Header Material: Cast Iron Heat Shield Included: Yes Inlet Port Shape: Round Installation Hardware Included: Yes Item Grade: Regular Manifold Bolt Hole Quantity: 6 OE Part Number: 12556078, 12562235, 12562330, 12564155, 12571678, 12602037, 12616285 Package Quantity: 1 Position: Driver Side UPC: 019495064978 Part Description: 2008 GMC Sierra 2500 HD Cast Iron Natural Exhaust Manifold More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L VEHICLE SPECIFIC Product Specifications Notes: Quick Release Latch V-Insert Clamp; At Exhaust Manifold Pipe Clamp Design: V-band Clamp Finish: Silver Metal Item Grade: Regular Material: Stainless Steel Maximum Diameter: 4.25" Nut Type: Threaded OE Part Number: 11611439 Package Quantity: 1 Selling Package Quantity: Piece UPC: 019495436676 Part Description: 2008 GMC Sierra 2500 HD Stainless Steel Silver Metal V Band Exhaust Manifold Clamp More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L VEHICLE SPECIFIC Product Specifications Notes: Pipe To Manifold Location: Pipe to Manifold Position: Passenger Side UPC: 023913679538 Part Description: 2008 GMC Sierra 2500 HD Exhaust Pipe Flange Gasket More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L VEHICLE SPECIFIC Product Specifications Finish: Natural Flange Bolt Hole Quantity: 0 Flange Stud Hole Quantity: 3 Gasket or Seal Included: Yes Header Material: Cast Iron Heat Shield Included: No Inlet Port Shape: Square Installation Hardware Included: Yes Item Grade: Regular Manifold Bolt Hole Quantity: 8 OE Part Number: 12624684, 12637647, 97224587 Package Quantity: 1 Position: Driver Side UPC: 019495212935 Part Description: 2008 GMC Sierra 2500 HD Cast Iron Natural Exhaust Manifold More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L VEHICLE SPECIFIC Product Specifications Notes: Quick Release Latch V-Insert Clamp; Turbocharger to Adapter Clamp Design: T-BOLT V-Band Clamp Finish: Natural Item Grade: Regular Material: Stainless Steel Maximum Diameter: 5.15" Nut Type: Lock Nut OE Part Number: 97354769 Package Quantity: 1 Selling Package Quantity: Piece UPC: 037495436199 Part Description: 2008 GMC Sierra 2500 HD Stainless Steel Natural T Bolt V Band Exhaust Manifold Clamp More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L VEHICLE SPECIFIC Product Specifications Notes: 3/4 & 1 Ton, California Other Names: Converter & Pipe Item Dimensions: 57.8 x 32.6 x 17.3 inches Item Weight: 39.70 Pounds Fitment Type: Direct Replacement Part Description: 2008 GMC Sierra 2500 HD Converter & Pipe More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | SLE, SLT, WT | 8 Cyl 6.0 L GAS $979.12 MSRP: $1464.15
You Save: $485.03 (34%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 3/4 & 1 Ton, California Other Names: Converter & Pipe Item Dimensions: 57.8 x 32.6 x 17.3 inches Item Weight: 39.70 Pounds Fitment Type: Direct Replacement Part Description: 2008 GMC Sierra 2500 HD Converter & Pipe More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | SLE, SLT, WT | 8 Cyl 6.0 L GAS $979.12 MSRP: $1464.15
You Save: $485.03 (34%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 3/4 & 1 Ton, California Other Names: Converter & Pipe Item Dimensions: 57.8 x 32.6 x 17.3 inches Item Weight: 39.70 Pounds Fitment Type: Direct Replacement Part Description: 2008 GMC Sierra 2500 HD Converter & Pipe More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | SLE, SLT, WT | 8 Cyl 6.0 L GAS $979.12 MSRP: $1464.15
You Save: $485.03 (34%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Other Names: Catalytic Converter, Converter & Pipe Item Dimensions: 60.3 x 26.8 x 14.1 inches Item Weight: 31.20 Pounds Fitment Type: Direct Replacement Replaced by: 19418939 Part Description: 2008 GMC Sierra 2500 HD Converter & Pipe More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | SLE, SLT, WT | 8 Cyl 6.0 L GAS $1848.12 MSRP: $2996.63
You Save: $1148.51 (39%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Other Names: Catalytic Converter, Converter & Pipe Item Dimensions: 60.3 x 26.8 x 14.1 inches Item Weight: 31.20 Pounds Fitment Type: Direct Replacement Replaced by: 19418939 Part Description: 2008 GMC Sierra 2500 HD Converter & Pipe More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | SLE, SLT, WT | 8 Cyl 6.0 L GAS $1848.12 MSRP: $2996.63
You Save: $1148.51 (39%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Other Names: Catalytic Converter, Converter & Pipe Item Dimensions: 60.3 x 26.8 x 14.1 inches Item Weight: 31.20 Pounds Fitment Type: Direct Replacement Replaced by: 19418939 Part Description: 2008 GMC Sierra 2500 HD Converter & Pipe More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | SLE, SLT, WT | 8 Cyl 6.0 L GAS $1848.12 MSRP: $2996.63
You Save: $1148.51 (39%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 6.6 Liter Diesel Item Dimensions: 6.5 x 5.5 x 0.2 inches Item Weight: 2.20 Pounds Fitment Type: Direct Replacement Replaces: 15767098 Replaced by: 37183442 Part Description: 2008 GMC Sierra 2500 HD Center Muffler Gasket More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL $8.61 MSRP: $12.97
You Save: $4.36 (34%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 6.6 Liter Diesel Item Dimensions: 6.5 x 5.5 x 0.2 inches Item Weight: 2.20 Pounds Fitment Type: Direct Replacement Replaces: 15767098 Replaced by: 37183442 Part Description: 2008 GMC Sierra 2500 HD Center Muffler Gasket More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL $8.61 MSRP: $12.97
You Save: $4.36 (34%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Other Names: Catalytic Converter, Converter & Pipe Item Dimensions: 52.5 x 16.6 x 15.8 inches Item Weight: 33.30 Pounds Fitment Type: Direct Replacement Replaced by: 19419597 Part Description: 2008 GMC Sierra 2500 HD Converter & Pipe More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | SLE, SLT, WT | 8 Cyl 6.6 L DIESEL $1260.36 MSRP: $1888.33
You Save: $627.97 (34%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Other Names: Catalytic Converter, Converter & Pipe Item Dimensions: 52.5 x 16.6 x 15.8 inches Item Weight: 33.30 Pounds Fitment Type: Direct Replacement Replaced by: 19419597 Part Description: 2008 GMC Sierra 2500 HD Converter & Pipe More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | SLE, SLT, WT | 8 Cyl 6.6 L DIESEL $1260.36 MSRP: $1888.33
You Save: $627.97 (34%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Other Names: Catalytic Converter, Converter & Pipe Item Dimensions: 52.5 x 16.6 x 15.8 inches Item Weight: 33.30 Pounds Fitment Type: Direct Replacement Replaced by: 19419597 Part Description: 2008 GMC Sierra 2500 HD Converter & Pipe More Info Vehicle Fitment 2008 GMC Sierra 2500 HD | SLE, SLT, WT | 8 Cyl 6.6 L DIESEL $1260.36 MSRP: $1888.33
You Save: $627.97 (34%)
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