Engine Assembly-Manifold & Fuel Related Parts fit your 2021 GMC Sierra 3500 HD 2WD

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2021 GMC Sierra 3500 HD 2WD
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Body Mounting, Air Conditioning, Audio/Entertainment
Brakes
Brakes, Rear Axle, Propeller Shaft, Wheels, Tires
Cab And Body Structure, Mirrors, Doors, Trim, Seat Belts, Wipers
Cooling System, Grille, Oil System
Frames, Springs, Shocks, Bumpers
Front Axle, Front Suspension, Steering
Front End Sheet Metal, Heater
Fuel System, Exhaust, Emission System
Maintenance Parts, Fluids, Capacities, Electrical Connectors
Rear Body Structure, Moldings & Trim, Cargo Stowage
Starter, Generator, Ignition, Electrical, Lamps
Transmission - Automatic
Categories Close X

Currently selected

Other Categories

Body Mounting, Air Conditioning, Audio/Entertainment
Brakes
Brakes, Rear Axle, Propeller Shaft, Wheels, Tires
Cab And Body Structure, Mirrors, Doors, Trim, Seat Belts, Wipers
Cooling System, Grille, Oil System
Frames, Springs, Shocks, Bumpers
Front Axle, Front Suspension, Steering
Front End Sheet Metal, Heater
Fuel System, Exhaust, Emission System
Maintenance Parts, Fluids, Capacities, Electrical Connectors
Rear Body Structure, Moldings & Trim, Cargo Stowage
Starter, Generator, Ignition, Electrical, Lamps
Transmission - Automatic
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Recommended
Part No. & Part Description
Price & Qty.
Part No. &
Part Description
  • GASKET, Manifold to Cylinder Head
    12626354
    GASKET, INTAKE MANIFOLD
    • Require Quantity: 08
    • Package Quantity: 1
    $3.95 $2.39
    1
    Add To Cart
  • 12657093
    GASKET, EXHAUST MANIFOLD
    • Require Quantity: 02
    • Package Quantity: 1
    $18.93 $12.03
    1
    Add To Cart
  • 12693081
    GASKET, ENGINE BLOCK VALLEY COVER(PART OF 25)
    $4.15 $2.63
    1
    Add To Cart
  • BOLT, Multi Port Fuel Injection Throttle Body
    11588718
    BOLT, THROTTLE BODY(M6X1X50)(TOGETHER WITH 19333511 ADHESIVE)(0.206)
    • Fitting Vehicle Options: CK2,3
    • Require Quantity: 04
    • Package Quantity: 1
    $9.59 $6.09
    1
    Add To Cart
  • 11588717
    BOLT, THROTTLE BODY(M6X1X45, 14.2 OUTSIDE DIAMETER)(17.7 THREAD, 8.8 STEEL, M-POINT)(2.383)
    • Fitting Vehicle Options: CK2,3(03-43-53)
    • Require Quantity: 04
    • Package Quantity: 1
    $7.74 $4.92
    1
    Add To Cart
  • 55488247
    SENSOR, Engine Oil Pressure/Temperature, SENSOR,ENGINE OIL PRESSURE(CONNECT POKE-YOKE (ALIGNMENT TAB) ON VOLTAGE SUPPLY PINION OF TERMINAL)(MATING CONNECT USE 19301717 3-WAY W/LEADS)(HAS FLAT/OVAL CONNECT)
    • Replaced By: 12727099
    $46.49 $24.65
    1
    Add To Cart
  • BODY, Fuel Injection Air Meter
    12678223
    BODY, THROTTLE (W/SENSOR)
    • Replaced By: 12733469
    $303.61 $149.06
    1
    Add To Cart
  • 12678312
    BODY, THROTTLE (W/SENSOR)(SERVICED BY 12678223)
    • Replaced By: 12733469
    $303.61 $166.99
    1
    Add To Cart
  • 11588728
    BOLT, Fuel Pump, BOLT,FUEL PUMP(PART OF 12)(M8X1.25X50 OUTSIDE DIAMETER-8.8)(REDUCED BODY)(3.671)
    • Require Quantity: 02
    • Package Quantity: 1
    $10.22 $6.50
    1
    Add To Cart
  • BOLT, Intake & Exhaust Manifold
    11610472
    BOLT, INTAKE MANIFOLD(M6X1X50.65)
    • Require Quantity: 10
    • Package Quantity: 1
    $7.02 $4.24
    1
    Add To Cart
  • 11546600
    BOLT, EXHAUST MANIFOLD(M8X1.25X30.7)
    • Require Quantity: 10
    • Package Quantity: 1
    $9.33 $6.24
    1
    Add To Cart
  • RETAINER, Engine Oil Cooler
    11588327
    RETAINER, ENGINE OIL COOLER(PART OF 25)(ROUND M8 BOLT)(4.128)
    • Fitting Vehicle Options: CK2,3(03-43-53)(L8T)
    • Require Quantity: 09
    • Package Quantity: 1
    $7.39 $4.69
    1
    Add To Cart
  • 22988272
    RETAINER, ENGINE OIL COOLER(PART OF 25)(1/2 RETAINER)
    • Fitting Vehicle Options: CK2,3(03-43-53)(L8T,VRF)
    • Require Quantity: 02
    • Package Quantity: 1
    $7.48 $4.75
    1
    Add To Cart
  • 11588327
    RETAINER, Fuel Pump, RETAINER,FUEL PUMP BOLT(PART OF 12)(ROUND M8 BOLT)(4.128)
    • Require Quantity: 02
    • Package Quantity: 1
    $7.39 $4.69
    1
    Add To Cart
  • BOLT, Fuel Line
    11588713
    BOLT, FUEL FEED PIPE(M8X1X25)(8.900)
    $6.19 $4.78
    1
    Add To Cart
  • 11570139
    BOLT, FUEL FEED PIPE(PART OF 13)(M6X1X33)(8.900)
    $9.30 $5.91
    1
    Add To Cart
  • 11588713
    BOLT, Exhaust Manifold, BOLT,EXHAUST MANIFOLD LOWER HEAT SHIELD(M8X1X25)(8.900)
    • Require Quantity: 06
    • Package Quantity: 1
    $6.19 $4.78
    1
    Add To Cart
  • GUIDE, Engine Valve Lifter Cam
    12642273
    GUIDE, FUEL INJECTION PUMP LIFTER(INCLUDES 16,17)(CONTAINS FOLLOWER,GUIDE & BOLTS)(FUEL PUMP)
    $48.63 $29.38
    1
    Add To Cart
  • 12642275
    GUIDE, VALVE LIFTER FOLLOWER(PART OF 18)(GUIDE ONLY)(FUEL PUMP)
    $7.38 $4.69
    1
    Add To Cart
  • COVER, Engine Fuel Intake Manifold
    12693741
    COVER, INTAKE MANIFOLD
    • Replaced By: 12724936
    $119.83 $76.15
    1
    Add To Cart
  • GMC 12695601
    12695601
    COVER, ENGINE BLOCK VALLEY(INCLUDES 24,26,30)
    • Replaced By: 12700641
    $82.37 $52.35
    1
    Add To Cart
  • PIPE, Fuel Line
    12677006
    PIPE, FUEL FEED INTERMEDIATE(177MM)(#2)(PUMP TO CROSSRAIL PIPE)
    • Fitting Vehicle Options: CK2,3(L8T,MYD)
    $74.53 $38.54
    1
    Add To Cart
  • 12703596
    PIPE, FUEL FEED(INCLUDES 14)(AT ENGINE)
    • Fitting Vehicle Options: CK2,3(03-43-53)(L8T)
    $104.78 $58.41
    1
    Add To Cart
  • SHIELD, Exhaust Manifold
    12677415
    SHIELD, EXHAUST MANIFOLD HEAT
    • Location: Driver Side
    • Fitting Vehicle Options: CK2,3(03-43-53)(L8T)
    $21.27 $14.23
    1
    Add To Cart
  • GMC 12690817
    12690817
    SHIELD, EXHAUST MANIFOLD HEAT
    • Location: Passenger Side
    • Fitting Vehicle Options: CK2,3(L8T)
    $68.54 $45.85
    1
    Add To Cart
  • MANIFOLD, Engine Exhaust Manifold
    12690201
    MANIFOLD, EXHAUST
    • Location: Driver Side
    • Replaced By: 12701714
    $333.39 $210.98
    1
    Add To Cart
  • 12701715
    MANIFOLD, EXHAUST
    • Location: Passenger Side
    $376.33 $250.64
    1
    Add To Cart
  • HARNESS, Computer Control Sensors
    12701098
    HARNESS, ENGINE COOLANT TEMPERATURE SENS
    • Fitting Vehicle Options: CK2,3(03-43-53)(L8T)
    • Replaced By: 12722039
    $29.81 $18.94
    1
    Add To Cart
  • GMC 12711782
    12711782
    HARNESS, ENGINE COOLANT TEMPERATURE SENS
    • Fitting Vehicle Options: CK2,3(L8T,MYD)
    • Replaced By: 12722039
    $29.81 $18.94
    1
    Add To Cart
  • TUBE, Engine Crankcase Ventilation
    12708532
    TUBE, PCV FOUL AIR(10 MM CONNECT)(TUBE ASM,PCV FOUL AIR; DIRTY AIR)
    • Location: Driver Side
    • Replaced By: 12729667
    $14.24 $7.94
    1
    Add To Cart
  • GMC 12708533
    12708533
    TUBE, PCV FOUL AIR(10 MM CONNECT)(TUBE ASM,PCV FOUL AIR; DIRTY AIR)
    • Location: Driver Side
    • Replaced By: 12729668
    $21.00 $11.71
    1
    Add To Cart
  • 12710308
    TUBE, PCV FOUL AIR(5/8" CONNECT)(FOUL AIR)
    • Location: Driver Side
    • Replaced By: 12729667
    $14.24 $7.94
    1
    Add To Cart
  • BOLT, Engine Fuel Intake Manifold
    11548178
    BOLT, ENGINE BLOCK VALLEY COVER(PART OF 25)(M8X1.25X35.7MM)(0.459)
    • Fitting Vehicle Options: CK2,3(03-43-53)(L8T)
    • Require Quantity: 09
    • Package Quantity: 1
    $5.14 $3.27
  • GMC 11611692
    11611692
    BOLT, INTAKE MANIFOLD COVER(M6X2.65X30)(3.682)
    • Fitting Vehicle Options: CK2,3(L8T)
    • Require Quantity: 02
    • Package Quantity: 1
Genuine GM Parts, the Right Choice
GMPartsGiant.com offers the wholesale prices for genuine 2021 GMC Sierra 3500 HD 2WD parts. Parts like Engine Assembly-Manifold & Fuel Related Parts are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 8 Cyl 6.6L, 8 Cyl 6.6L Diesel. Model Code: CREW CAB 6'6" BOX 1 TON, CREW CAB 8' BOX 1 TON, EXTENDED CAB 8' BOX 1 TON, EXTENDED CREW CAB 1 TON CHASSIS 161.5, REGULAR CAB 1 TON CHASSIS 137.0, REGULAR CAB 1 TON CHASSIS 161.5, REGULAR CAB 8' BOX 1 TON.