84 products about 2004 GMC Sierra 2500 HD Valves, Valve Covers & Valvetrain Components found
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 Product Specifications- Color: Natural
 - Height: 3"
 - Installation Hardware Included: Yes
 - Item Grade: Standard Replacement
 - Length: 19.5"
 - Material: Aluminum
 - OE Part Number: 12570427, 8-12570-427-0, 8-12561-820-0
 - Oil Filler Cap Included: No
 - UPC: 019495299905
 - Valve Cover Type: Standard
 - Width: 5"
 - Part Description: 2004 GMC Sierra 2500 HD OE Solutions Driver Side Valve Cover Kit
 
More Info Vehicle Fitment- 2004 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
 
   Product Specifications- Notes: Hydraulic Roller Lifters
 - Type: HR
 - UPC: 614046371156
 - Part Description: 2004 GMC Sierra 2500 HD Hydraulic Positive Type Valve Lifter
 
More Info Vehicle Fitment- 2004 GMC Sierra 2500 HD | All Trims | 8 Cyl 8.1L
 
   Product Specifications- Notes: Valve Cover Kit
 - Gasket Material: Silicone
 - Gasket Thickness: 3 mm
 - Item Grade: Standard Replacement
 - One Piece: No
 - UPC: 037495702775
 - Part Description: 2004 GMC Sierra 2500 HD OE Solutions Driver Side Rocker Box Valve Cover Gasket Kit
 
More Info Vehicle Fitment- 2004 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L
 
   Product Specifications- Notes: without Cylinder Head Bolts;Replacement Reqd.
 - Complete: Y
 - Contains Applications: Y
 - Gasket Material: Fiber, Molded Rubber And Metal
 - Grade Type: Regular
 - Meets or Exceeds OEM Specs: Y
 - Release Wave: 12/15/2017
 - UPC: 023913646202
 - Part Description: 2004 GMC Sierra 2500 HD Cylinder Head Gasket Set
 
More Info Vehicle Fitment- 2004 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L
 
   Product Specifications- Notes: Bulk Pack;Box of 128;Hydraulic Roller Lifters
 - Package Alert: Carton of 128
 - UPC: 614046949263
 - Part Description: 2004 GMC Sierra 2500 HD Bulk Hydraulic Roller Valve Lifter
 
More Info Vehicle Fitment- 2004 GMC Sierra 2500 HD | All Trims | 8 Cyl 8.1L
 
  $24.12 MSRP: $39.93
You Save: $15.81 (40%)
Product Specifications- Notes:  4.8, 5.3 & 6.0 Liter Gas; All Models
 - Location:  Driver Side; Passenger Side
 - Other Names:  Gasket, Valve Cover Gasket
 - Item Dimensions:  20.7 x 5.0 x 0.4 inches
 - Item Weight:  0.40 Pounds
 - Fitment Type:  Direct Replacement
 - Replaces:  12596192, 12612045, 12560696
 - Part Description:  2004 GMC Sierra 2500 HD Gasket
 
More Info Vehicle Fitment- 2004 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
 
  Product Specifications- Complete: Y
 - Contains Applications: Y
 - Material: Molded Rubber And Metal
 - Release Wave: 12/15/2017
 - UPC: 023913648848
 - Part Description: 2004 GMC Sierra 2500 HD Engine Conversion Gasket Set
 
More Info Vehicle Fitment- 2004 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L
 
   Product Specifications- Color: Black
 - Diameter: 0.93"
 - Gasket or Seal Included: No
 - Length: 5"
 - Material: Plastic
 - UPC: 037495704540
 - Part Description: 2004 GMC Sierra 2500 HD OE Solutions Oil Filler Tube
 
More Info Vehicle Fitment- 2004 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
 
   Product Specifications- Notes: Valve Cover Kit
 - Gasket Material: Silicon
 - Gasket Thickness: 9.8 mm
 - Item Grade: Standard Replacement
 - One Piece: Yes
 - Package Contents: 1 Valve Cover Gasket, 8 Injector Cup O-rings, 4 Valve Cover Bolts, 7 Assorted Fuel Line Gaskets, 4 Injector Seal O-rings, and 1 Coolant Outlet O-ring
 - UPC: 019495221227
 - Part Description: 2004 GMC Sierra 2500 HD OE Solutions Driver Side Diesel Valve Cover Gasket Kit
 
More Info Vehicle Fitment- 2004 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L
 
   Product Specifications- Notes: Improved Design;Head Bolts w/Washers
 - Complete: Y
 - Contains Applications: Y
 - Release Wave: 05/31/2018
 - UPC: 023913659783
 - Part Description: 2004 GMC Sierra 2500 HD Improved Design Cylinder Head Bolt Set
 
More Info Vehicle Fitment- 2004 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L
 
   Product Specifications- Notes: Upper; Upper Only
 - Color: Color May Vary
 - Configuration: Two Piece
 - Grade Type: Regular
 - Length: 19.0000"
 - Material: Molded Rubber
 - Mounting Hole Quantity: 1
 - Thickness: 0.3120"
 - UPC: 023913665920
 - Width: 8.6000"
 - Part Description: 2004 GMC Sierra 2500 HD Upper Valve Cover Gasket Set
 
More Info Vehicle Fitment- 2004 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L
 
  $24.12 MSRP: $39.93
You Save: $15.81 (40%)
Product Specifications- Notes:  4.8, 5.3 & 6.0 Liter Gas; All Models
 - Location:  Driver Side; Passenger Side
 - Other Names:  Gasket, Valve Cover Gasket
 - Item Dimensions:  20.7 x 5.0 x 0.4 inches
 - Item Weight:  0.40 Pounds
 - Fitment Type:  Direct Replacement
 - Replaces:  12596192, 12612045, 12560696
 - Part Description:  2004 GMC Sierra 2500 HD Gasket
 
More Info Vehicle Fitment- 2004 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
 
  Product Specifications- Notes: Hydraulic Roller Lifters
 - Note: O.E. Replacement
 - UPC: 724956564873
 - Part Description: 2004 GMC Sierra 2500 HD Hydraulic Roller Valve Lifter
 
More Info Vehicle Fitment- 2004 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
 
   Product Specifications- Notes: without Fuel Injector O-Rings
 - Color: Color May Vary
 - Configuration: Multi Piece
 - Gasket Sealant Included: Yes
 - Grade Type: Regular
 - Length: 20.2500"
 - Material: Molded Rubber
 - Mounting Hole Quantity: 1
 - Thickness: 0.4000"
 - Width: 8.0000"
 - Part Description: 2004 GMC Sierra 2500 HD Valve Cover Gasket Set
 
More Info Vehicle Fitment- 2004 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L
 
   Product Specifications- Notes: Contains 16 Pieces;Improved Design
 - Complete: Y
 - Contains Applications: Y
 - Gasket Type: Positive
 - Grade Type: Regular
 - Inside Diameter: 0.270
 - Material: Molded Rubber And Metal
 - Meets or Exceeds OEM Specs: Y
 - Outside Diameter: 0.790
 - Release Wave: 12/15/2017
 - Thickness: 0.885
 - UPC: 023913658052
 - Part Description: 2004 GMC Sierra 2500 HD Intake Exhaust Valve Stem Oil Seal Set
 
More Info Vehicle Fitment- 2004 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
 
   Product Specifications- Notes: Lower Only
 - Color: Color May Vary
 - Configuration: Two Piece
 - Grade Type: Regular
 - Length: 20.2500"
 - Material: Fiber
 - Mounting Hole Quantity: 20
 - Thickness: 0.0360"
 - UPC: 023913662738
 - Width: 8.0000"
 - Part Description: 2004 GMC Sierra 2500 HD Lower Valve Cover Gasket Set
 
More Info Vehicle Fitment- 2004 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L
 
   Product Specifications- Notes: w/Grommets
 - Color: Red
 - Configuration: Multi Piece
 - Gasket Sealant Included: No
 - Grade Type: Regular
 - Hold Down Tabs Included: No
 - Length: 19.3910"
 - Material: Molded Rubber
 - Oil Fill Plug Grommet Included: No
 - PCV Valve Grommet Included: No
 - Thickness: 0.3140"
 - Width: 0.0078"
 - Part Description: 2004 GMC Sierra 2500 HD Valve Cover Gasket Set
 
More Info Vehicle Fitment- 2004 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
 
  $134.46 MSRP: $222.57
You Save: $88.11 (40%)
Product Specifications- Notes:  4.8, 5.3 & 6.0 Liter Gas; All Models; Left Bank
 - Location:  Driver Side
 - Other Names:  Valve Cover
 - Item Dimensions:  5.2 x 5.0 x 24.5 inches
 - Item Weight:  3.20 Pounds
 - Fitment Type:  Direct Replacement
 - Replaces:  12561820
 - Part Description:  2004 GMC Sierra 2500 HD Valve Cover
 
More Info Vehicle Fitment- 2004 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
 
  Product Specifications- Notes: Valve Cover Grommets not Included
 - Color: Color May Vary
 - Configuration: Multi Piece
 - Grade Type: Regular
 - Length: 19.3910"
 - Material: Molded Rubber
 - Thickness: 0.3100"
 - Width: 4.3450"
 - Part Description: 2004 GMC Sierra 2500 HD Valve Cover Gasket Set
 
More Info Vehicle Fitment- 2004 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
 
  $59.82 MSRP: $99.01
You Save: $39.19 (40%)
Product Specifications- Notes:  All Models; 6.0l
 - Other Names:  Head Gasket, Valve Grind Gasket Kit
 - Item Dimensions:  21.0 x 8.7 x 0.3 inches
 - Item Weight:  1.10 Pounds
 - Fitment Type:  Direct Replacement
 - Replaces:  12575392, 12569365
 - Part Description:  2004 GMC Sierra 2500 HD Valve Grind Gasket Kit
 
More Info Vehicle Fitment- 2004 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
 
 $59.82 MSRP: $99.01
You Save: $39.19 (40%)
Product Specifications- Notes:  All Models; 6.0l
 - Other Names:  Head Gasket, Valve Grind Gasket Kit
 - Item Dimensions:  21.0 x 8.7 x 0.3 inches
 - Item Weight:  1.10 Pounds
 - Fitment Type:  Direct Replacement
 - Replaces:  12575392, 12569365
 - Part Description:  2004 GMC Sierra 2500 HD Valve Grind Gasket Kit
 
More Info Vehicle Fitment- 2004 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
 
 $111.02 MSRP: $176.28
You Save: $65.26 (38%)
Product Specifications- Notes:  8.1 Liter Gas; All Models
 - Location:  Driver Side; Passenger Side
 - Other Names:  Valve Cover
 - Item Dimensions:  23.5 x 7.7 x 4.5 inches
 - Item Weight:  3.40 Pounds
 - Fitment Type:  Direct Replacement
 - Replaces:  12591507
 - Part Description:  2004 GMC Sierra 2500 HD Valve Cover
 
More Info Vehicle Fitment- 2004 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 8.1 L GAS
 
 $82.69 MSRP: $143.93
You Save: $61.24 (43%)
Product Specifications- Notes:  All Models; Right; Grade C
 - Other Names:  Head Gasket
 - Item Dimensions:  25.0 x 6.3 x 6.3 inches
 - Item Weight:  2.20 Pounds
 - Fitment Type:  Direct Replacement
 - Replaces:  97288225, 98045057, 97378101, 98030630, 97333724, 97309561
 - Part Description:  2004 GMC Sierra 2500 HD Gasket-Cyl Head (Grade C)
 
More Info Vehicle Fitment- 2004 GMC Sierra 2500 HD | Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
 
 $82.69 MSRP: $143.93
You Save: $61.24 (43%)
Product Specifications- Notes:  All Models; Right; Grade C
 - Other Names:  Head Gasket
 - Item Dimensions:  25.0 x 6.3 x 6.3 inches
 - Item Weight:  2.20 Pounds
 - Fitment Type:  Direct Replacement
 - Replaces:  97288225, 98045057, 97378101, 98030630, 97333724, 97309561
 - Part Description:  2004 GMC Sierra 2500 HD Gasket-Cyl Head (Grade C)
 
More Info Vehicle Fitment- 2004 GMC Sierra 2500 HD | Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
 
 $101.80 MSRP: $168.51
You Save: $66.71 (40%)
Product Specifications- Notes:  4.8, 5.3 & 6.0 Liter Gas; All Models; Right Bank
 - Location:  Passenger Side
 - Other Names:  Valve Cover
 - Item Dimensions:  4.9 x 4.9 x 24.9 inches
 - Item Weight:  2.90 Pounds
 - Fitment Type:  Direct Replacement
 - Replaces:  12570428, 12561819, 12561818, 12559896
 - Part Description:  2004 GMC Sierra 2500 HD Valve Cover
 
More Info Vehicle Fitment- 2004 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
 
 $30.05 MSRP: $49.76
You Save: $19.71 (40%)
Product Specifications- Other Names:  Exhaust Valve
 - Item Dimensions:  5.4 x 2.2 x 2.1 inches
 - Item Weight:  0.60 Pounds
 - Fitment Type:  Direct Replacement
 - Replaced by:  12694167
 - Part Description:  2004 GMC Sierra 2500 HD Exhaust Valve
 
More Info $24.88 MSRP: $41.20
You Save: $16.32 (40%)
Product Specifications- Notes:  All Models; 6.0l
 - Other Names:  Intake Valve
 - Item Dimensions:  6.2 x 3.2 x 3.2 inches
 - Item Weight:  0.70 Pounds
 - Fitment Type:  Direct Replacement
 - Replaces:  12555906
 - Part Description:  2004 GMC Sierra 2500 HD Intake Valve
 
More Info Vehicle Fitment- 2004 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
 
 $50.17 MSRP: $83.05
You Save: $32.88 (40%)
Product Specifications- Notes:  6.6 Liter Turbo Diesel, Lower
 - Location:  Driver Side; Passenger Side
 - Other Names:  Valve Cover Gasket
 - Item Dimensions:  10.6 x 8.1 x 1.0 inches
 - Item Weight:  0.30 Pounds
 - Fitment Type:  Direct Replacement
 - Part Description:  2004 GMC Sierra 2500 HD Valve Cover Gasket
 
More Info Vehicle Fitment- 2004 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
 
 $50.17 MSRP: $83.05
You Save: $32.88 (40%)
Product Specifications- Notes:  6.6 Liter Turbo Diesel, Lower
 - Location:  Driver Side; Passenger Side
 - Other Names:  Valve Cover Gasket
 - Item Dimensions:  10.6 x 8.1 x 1.0 inches
 - Item Weight:  0.30 Pounds
 - Fitment Type:  Direct Replacement
 - Part Description:  2004 GMC Sierra 2500 HD Valve Cover Gasket
 
More Info Vehicle Fitment- 2004 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
 
 $42.41 MSRP: $70.21
You Save: $27.80 (40%)
Product Specifications- Notes:  All Models; Right; Grade A
 - Other Names:  Head Gasket
 - Item Dimensions:  21.9 x 8.9 x 0.2 inches
 - Item Weight:  0.90 Pounds
 - Fitment Type:  Direct Replacement
 - Replaces:  97333722, 97378099, 97309559, 98030628, 98045055, 97288223
 - Part Description:  2004 GMC Sierra 2500 HD Head Gasket
 
More Info Vehicle Fitment- 2004 GMC Sierra 2500 HD | Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL