Engine Assembly-Manifolds & Fuel Related Parts fit your 2003 Buick Century

My Vehicle Change Vehicle

2003 Buick Century

6 Cyl 3.1L SFI

My Vehicle Change Vehicle

2003 Buick Century

6 Cyl 3.1L SFI

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Recommended

Part No. & Part Description

Price

Part No. &
Part Description

SENSOR, Computer Control Sensors

15326386
SENSOR, ENGINE COOLANT TEMPERATURE(2-WAY MALE)(MATING CONNECT W/LEADS USE 88987993)
MSRP: $49.72
$26.35
1
Add To Cart
12569240
SENSOR, MAP
MSRP: $119.49
$60.21
1
Add To Cart
12559850
SENSOR, HEATED OXYGEN(POSITION 1)(IN EXHAUST MANIFOLD/CROSSOVER)(MAY NEED TO USE MATING CONNECT 15305960 4-WAY FEMALE W/LEADS)
MSRP: $116.26
$55.99
1
Add To Cart

15326386
SENSOR, Coolant Temperature (Engine Unit), SENSOR,ENGINE COOLANT TEMPERATURE(2-WAY MALE)(MATING CONNECT W/LEADS USE 88987993)(3.682)
MSRP: $49.72
$26.35
1
Add To Cart

24508967
BOLT, Emission Control System, BOLT,EGR VALVE(M8X1.25X33.4)
- Require Quantity:
  02
- Package Quantity:
  1
MSRP: $5.08
$3.22
1
Add To Cart

24508184
TUBE, Emission System, TUBE,MAP SENSOR VACUUM(PART OF 595)
MSRP: $14.54
$8.79
1
Add To Cart

24507563
THERMOSTAT, Engine Coolant Temperature, THERMOSTAT,ENGINE COOLANT(195 DEGREE, W/SEAL)(INCLUDES 525)
MSRP: $36.96
$18.21
1
Add To Cart

10467438
BOLT, Ignition Coil Mounting, BOLT,IGNITION COIL(IGNITION COIL)
- Require Quantity:
  06
- Package Quantity:
  10

HOSE, Throttle Body Coolant Supply

24504912
HOSE, THROTTLE BODY HEATER INLET(9MM INSIDE DIAMETER 3MM WALL)(FORMED 90 DEGREE BEND,43.5 LONG EACH END)
MSRP: $17.09
$9.53
1
Add To Cart
24504913
HOSE, THROTTLE BODY HEATER OUTLET
MSRP: $26.90
$14.25
1
Add To Cart

10182334
STUD, Exhaust Pipe, STUD,EXHAUST CROSSOVER PIPE(M8X1.25)
- Require Quantity:
  06
- Package Quantity:
  5
MSRP: $17.22
$11.57
5
Add To Cart

STUD, Intake & Exhaust Manifold
11589154
STUD, EXHAUST MANIFOLD(8.981)
Fitting Vehicle Options:
WB,WS,WY(LG8)
Require Quantity:
12
Package Quantity:
5
MSRP: $8.20
$5.49
5
Add To Cart
11517975
STUD, UPPER INTAKE MANIFOLD(HEX FLANGED HEAD,M8X1.25X35,22 THREAD,M8X1.25X17,17 THREAD,17.6 OUTSIDE DIAMETER,9.8,7114M)
- Fitting Vehicle Options:
  W(LG8)
MSRP: $5.21
$3.30
1
Add To Cart

12581196
HARNESS, Emission System, HARNESS,EMISSION CONTROL VACUUM(INCLUDES 582,583,585)
MSRP: $29.63
$18.58
1
Add To Cart

24501125
CONNECTOR, Engine Crankcase Ventilation, CONNECTOR,PCV TUBE(PART OF 584)(U-SHAPED)(3.145)
MSRP: $4.64
$2.90
5
Add To Cart

10070107
VALVE, Engine Air Cooling Control, VALVE,ENGINE COOLANT AIR BLEED(PART OF 522)
MSRP: $18.78
$9.95
1
Add To Cart

10226107
SEAL, Engine Coolant Thermostat Housing, SEAL,ENGINE COOLANT THERMOSTAT(W/LIP, 46.80MM OUTSIDE DIAMETER)(PART OF 524)
MSRP: $14.16
$7.50
1
Add To Cart

12633889
VALVE, Emission Control System, VALVE,EGR(GASKET 24506939 REQUIRED)
MSRP: $264.40
$127.33
1
Add To Cart

24506939
GASKET, Emission System, GASKET,EGR VALVE
MSRP: $20.26
$10.73
1
Add To Cart

12567695
BRACKET, Generator Mounting, BRACKET,GENERATOR
MSRP: $28.79
$18.29

BOLT, Intake & Exhaust Manifold
11588915
BOLT, HEXAGON HEAD W/ACORN FLANGE AND ADH,M8X1.25X35,9.8,PZ(LOWER INTAKE MANIFOLD MANIFOLD)(8.900)
Require Quantity:
04
Package Quantity:
10
MSRP: $8.91
$5.66
10
Add To Cart
11609991
BOLT, LOWER INTAKE MANIFOLD(M8X1.25X98.5)(USE TOGETHER WITH 12346004 SEALANT)
- Fitting Vehicle Options:
  W(LG8)
- Require Quantity:
  04
- Package Quantity:
  10
MSRP: $6.86
$4.35
10
Add To Cart

12117025
CONNECTOR, Distributor (also Knock Sensor), CONNECTOR,CAMSHAFT POSITION SENS(PART OF 587)(BLACK)(3-WAY FEMALE)(W/LEADS)
MSRP: $64.20
$34.03
1
Add To Cart

12597913
GASKET, Multi Port Fuel Injection Throttle Body, GASKET,THROTTLE BODY
MSRP: $21.36
$11.91
5
Add To Cart

24504709
SEAL, Heater, SEAL,HEATER INLET PIPE ADAPTER (O RING)(PART OF 531)(OUTER DIAMETER 0.549" INNER DIAMETER 0.103" X-SECTION DIAMETER)(3.337)
MSRP: $5.02
$2.80
10
Add To Cart

24508186
TUBE, Engine Crankcase Ventilation, TUBE,PCV(INCLUDES 267)(INCLUDES CONNECT 24501125)
MSRP: $10.39
$6.51
1
Add To Cart

12578971
HARNESS, Engine Wiring, HARNESS,FUEL INJECTOR WIRING(INCLUDES 588-592)

MANIFOLD, Engine Exhaust Manifold
10182321
MANIFOLD, EXHAUST
Location:
Driver Side
MSRP: $303.50
$118.14
1
Add To Cart
24506309
MANIFOLD, EXHAUST
- Location:
  Passenger Side

12085502
CONNECTOR, Computer Control Sensors, CONNECTOR,MAP SENS(MALE)(PART OF 587)(GREEN)(3-WAY MALE)(W/LEADS)
MSRP: $51.44
$27.25
1
Add To Cart

19368669
CONNECTOR, Coolant Temperature (Engine Unit), CONNECTOR,SENSOR-ENGINE COOLANT TEMPERATURE(PART OF 587)(BLACK)(0.75MM)(3-WAY FEMALE)(W/LEADS)(2.530)
MSRP: $56.14
$29.75
1
Add To Cart

24504220
FITTING, Vacuum Power Brake, FITTING,POWER BRAKE BOOSTER VACUUM PIPE(PART OF 501)(STRAIGHT)(ACCEPTS 13.0MM PIPE)
MSRP: $8.20
$4.57
1
Add To Cart

24504632
GASKET, Manifold to Cylinder Head, GASKET,EXHAUST MANIFOLD
- Require Quantity:
  02
- Package Quantity:
  1

SUPPORT, Spark Plug Ignition Wire

10236885
SUPPORT, SPARK PLUG WIRE(1-8MM HOLE)
MSRP: --
$7.83
1
Add To Cart
24505439
SUPPORT, SPARK PLUG WIRE

12563084
TENSIONER, Engine Cooling, TENSIONER,DRIVE BELT
MSRP: $146.73
$84.30
1
Add To Cart

12568743
PIPE, Heater, PIPE,HEATER INLET(INCLUDES 538)
MSRP: $81.16
$38.63
1
Add To Cart

BRACKET, Engine Lift
12594433
BRACKET, ENGINE MOUNT STRUT & ENGINE LIFT(0.029)
Location:
Driver Side
Fitting Vehicle Options:
W(LG8)
MSRP: $61.44
$30.47
1
Add To Cart
12570319
BRACKET, ENGINE LIFT FRONT
- Fitting Vehicle Options:
  WB,WS,WY(LG8)

GASKET KIT, Manifold to Cylinder Head
12586144
GASKET KIT, UPPER INTAKE MANIFOLD(*KIT1)
Fitting Vehicle Options:
W(LG8)
MSRP: $16.02
$10.03
1
Add To Cart
19169127
GASKET KIT, INTAKE MANIFOLD(INCLUDES 510,528)(QTY-02-GASKET,LOWER INTAKE MANIFOLD/QTY-02-GASKET,UPPER INTAKE MANIFOLD--INSTRUCTION SHEET--)(44MM HIGH)(INCLUDES INTAKE MANIFOLD BOLTS)(NO VALVE ROCKER COVER GASKETS)
- Fitting Vehicle Options:
  WB,WS,WY(LG8)
MSRP: $112.28
$64.51
1
Add To Cart

12594433
BRACKET, Engine Mounting, BRACKET,ENGINE MOUNT STRUT & ENGINE LIFT
- Location:
  Driver Side
MSRP: $61.44
$30.47
1
Add To Cart

19181245
CONNECTOR, Chassis Electrical, CONNECTOR,ENGINE WIRING HARNESS(PART OF 587)(BLACK)(16-WAY MALE)(W/O LEADS)
MSRP: $8.20
$4.35
1
Add To Cart

19369733
ADHESIVE, Maintenance Products, ADHESIVE,THREADLOCKER(HIGH-STRENGTH)(HIGH-TEMPERATURE)(RED)(0.20 OUNCE)(PART OF 501)(INTAKE MANIFOLD VACUUM TUBE)
MSRP: $11.47
$6.39
1
Add To Cart

24507946
PIPE, Exhaust Pipe, PIPE,EXHAUST CROSSOVER(INCLUDES 529,535)
MSRP: $138.79
$102.54
1
Add To Cart

24508179
BRACKET, Accelerator Pedal Lever, BRACKET,ACCELERATOR CONTROL CABLE
MSRP: $19.47
$18.97
1
Add To Cart

24508969
PIPE, Emission System, PIPE,EGR VALVE(INCLUDES 600)
MSRP: $149.32
$83.23
1
Add To Cart

88988814
CONNECTOR, Main Wiring Junction and Fuse Block, CONNECTOR,FUEL INJECTOR(PART OF 587)(BLACK)(2-WAY FEMALE)(W/LEADS)(MICRO 064)
- Require Quantity:
  06
- Package Quantity:
  1
MSRP: $56.14
$29.75
1
Add To Cart

STUD

10048605
STUD, THROTTLE BODY(M8X1.25X43)
24507801
STUD, FUEL FEED & RETURN PIPE CLIP(M10X1.5X16MM)

10182344
OUTLET, Engine Coolant, OUTLET,WATER(INCLUDES 521)

10191734
BRACKET, Fuel Line, BRACKET,FUEL FEED & RETURN PIPE

10236641
SHIELD, Exhaust Pipe, SHIELD,EXHAUST CROSSOVER PIPE HEAT

12346141
SEALER, Maintenance Products, SEALER, ROOM TEMPERATURE VULCANIZING T-330,3 OUNCE. CARTRIDGE(LOWER INTAKE MANIFOLD)

12564011
BRACKET, Computer Control Sensors, BRACKET,MAP SENSOR

SHIELD, Exhaust Manifold
12568407
SHIELD, EXHAUST MANIFOLD HEAT
Location:
Driver Side
24506295
SHIELD, EXHAUST MANIFOLD LOWER HEAT
- Location:
  Passenger Side

PIPE, Fuel Line

12569127
PIPE, FUEL FEED(W/DAMPENER)(INCLUDES O-RING SEAL TO FUEL RAIL W/O FITTING)
24508763
PIPE, FUEL RETURN

MANIFOLD, Engine Fuel Intake Manifold
12590280
MANIFOLD, LOWER INTAKE
Fitting Vehicle Options:
W(LG8)
19303529
MANIFOLD, LOWER INTAKE(REMANUFACTURED-NOT FOR SALE WHERE IMPORTS ARE RESTRICTED)
- Fitting Vehicle Options:
  W(LG8)
24507499
MANIFOLD, UPPER INTAKE(INCLUDES 509,571,573)
- Fitting Vehicle Options:
  WB,WS,WY(LG8)

1997297
VALVE, Fuel Tank Evaporator/Purge Control, VALVE,EVAP EMISSION CANISTER PURGE SOLENOID(MATING CONNECT W/LEADS USE 13585860)

CLAMP, Throttle Body Coolant Supply
24506377
CLAMP, THROTTLE BODY HEATER OUTLET HOSE(SPRING BAND,14.9-17.5 1D,1 THICK BAND,10 WIDE,MODIFIED SAE 6150)(1.540)
Fitting Vehicle Options:
WB,WS69(LG8)
Require Quantity:
02
Package Quantity:
1
24506377
CLAMP, THROTTLE BODY HEATER INLET HOSE(SPRING BAND,14.9-17.5 1D,1 THICK BAND,10 WIDE,MODIFIED SAE 6150)(1.540)
- Fitting Vehicle Options:
  W(LG8)
- Require Quantity:
  02
- Package Quantity:
  1

11570082
BOLT, HEX FLANGED HEAD,M8X1.25X22,19 THREAD,18 OUTSIDE DIAMETER,10.9,GMW3359(INTAKE UPPER MANIFOLD)
- Require Quantity:
  10
- Package Quantity:
  10
MSRP: $7.79
$4.95
10
Add To Cart

11588711
BOLT, HEX FLANGED HEAD,M6X1X16, 10 THREAD, 14.2 OUTSIDE DIAMETER, 8.8 STEEL, GMW3359(ACCELERATOR CONTROL CABLE BRACKET)
- Require Quantity:
  02
- Package Quantity:
  1
MSRP: $7.20
$4.57
1
Add To Cart

11515767
BOLT, HEX FLANGED HEAD,M10X1.5X35,32THD,22.3 O.D.,MACHINE,10.9,7114M(GENERATOR BRACKET)(TOGETHER WITH 12345493)
MSRP: $1.14
$0.74
10
Add To Cart

11514596
NUT, HEX FLANGED HEAD,M8X1.25,17.9 OUTSIDE DIAMETER,738 THICK,13MM HEXAGON,10, PHOSPHATE ZINC ORGANIC - FLAKE(IGNITION COIL)(8.915)
- Require Quantity:
  02
- Package Quantity:
  1
MSRP: $7.01
$4.03
1
Add To Cart

11514596
NUT, HEX FLANGED HEAD,M8X1.25,17.9 OUTSIDE DIAMETER,738 THICK,13MM HEXAGON,10, PHOSPHATE ZINC ORGANIC - FLAKE(HEATER INLET PIPE)(8.915)
MSRP: $7.01
$4.03
1
Add To Cart

11515768
BOLT, HEX FLANGED HEAD,REDUCED BODY,M10X1.5X40,30THD,22.3 O.D.,HEADER POINT,10.9,7114M(ENGINE MOUNT STRUT & ENGINE LIFT)
- Require Quantity:
  03
- Package Quantity:
  10
MSRP: $4.77
$3.03
10
Add To Cart

3530297
NUT, HEX FLANGED HEAD,M6X1,5.85THK,14.2 O.D.,10,ZINC ORGANIC(ACCELERATOR CONTROL CABLE BRACKET)
MSRP: $7.26
$4.05
1
Add To Cart

11561025
BOLT, HEX FLANGED HEAD,M6X1X16,13.5 THREAD,14.2 OUTSIDE DIAMETER,GMW25 STEEL,GMW3200,MACHINE,HEADER POINT(FUEL INJECTOR FUEL RAIL)
- Require Quantity:
  02
- Package Quantity:
  1
MSRP: $8.90
$5.65
1
Add To Cart

11508476
BOLT, M8X1.25X25 9.8(WATER OUTLET)
- Require Quantity:
  02
- Package Quantity:
  10
MSRP: $3.46
$2.20
10
Add To Cart

11515769
BOLT, HEX FLANGED HEAD,M10X1.5X45,25THD,22.3OD,10.9,7114M,MACHINE RAISED SHOULDER(GENERATOR BRACKET)
MSRP: $7.20
$4.57
1
Add To Cart

11609746
NUT, HEX FLANGED HEAD,M8X1.25,8.9THK,17.6 O.D.,10 STEEL,GMW3200, PREVENT TORQUE(EXHAUST MANIFOLD HEAT SHIELD)
- Require Quantity:
  06
- Package Quantity:
  12
MSRP: $4.30
$2.73
12
Add To Cart

11609746
NUT, HEX FLANGED HEAD,M8X1.25,8.9THK,17.6 O.D.,10 STEEL,GMW3200, PREVENT TORQUE(EXHAUST CROSSOVER PIPE)
- Require Quantity:
  06
- Package Quantity:
  12
MSRP: $4.30
$2.73
12
Add To Cart

11515756
BOLT, HEX FLANGED HEAD, M8X1.25X20,17THD,18 O.D.,10.9,7114M(EGR VALVE PIPE)
MSRP: $7.31
$4.64
10
Add To Cart

11516357
BOLT, HEX FLANGED HEAD,M10X1.5X80,30THD,22.3 O.D.,9.8,7114M(GENERATOR BRACKET)
MSRP: $14.98
$9.52
5
Add To Cart

11516357
BOLT, HEX FLANGED HEAD,M10X1.5X80,30THD,22.3 O.D.,9.8,7114M(DRIVE BELT TENSIONER)
MSRP: $14.98
$9.52
5
Add To Cart

11517518
BOLT, HEX FLANGED HEAD,M6X1X20,17.9 THREAD,14.2 O.D.,9.8,TIN ZINC(EVAP EMISSION CNST PURGE SOLENOID VALVE BRACKET)
MSRP: --
$12.60
1
Add To Cart

11519840
BOLT, HEX FLANGED HEAD,M6X1X12.3,6.3 THREAD,14.2 OUTSIDE DIAMETER,10.9,GMW3359,MACHINE,MAT-POINT(EXHAUST CROSSOVER PIPE HEAT SHIELD)
- Require Quantity:
  04
- Package Quantity:
  5
MSRP: $6.91
$4.38
5
Add To Cart

11519840
BOLT, HEX FLANGED HEAD,M6X1X12.3,6.3 THREAD,14.2 OUTSIDE DIAMETER,10.9,GMW3359,MACHINE,MAT-POINT(EXHAUST MANIFOLD HEAT SHIELD)
- Require Quantity:
  07
- Package Quantity:
  5
MSRP: $6.91
$4.38
5
Add To Cart

12338139
SCREW, HEX WASHER HEAD,SELF TAP,M6.3X1.81X13,13.2 O.D.,6010M,PHOSPHATE ZINC ORGANIC(FUEL FEED & RETURN PIPE CLIP)
MSRP: $0.84
$0.55
10
Add To Cart

10067660
BOLT, HEX FLANGED HEAD,M8X1.25X45,22THD,17 O.D.,9.8(TBI)
MSRP: $6.69
$4.25
1
Add To Cart

25527423
CLIP, CLOSED STEEL,TYPE 5,TANG(FUEL FEED & RETURN PIPE)(3.162)
- Fitting Vehicle Options:
  69(LG8)
MSRP: $7.20
$4.57
1
Add To Cart

343350
CAP, VACUUM PIPE,7/32 DIAMETER(PART OF 501)(AUTOMATIC TRANSMISSION VACUUM MOD VACUUM SOURCE TUBE)
MSRP: $8.12
$5.16
1
Add To Cart

11588385
STUD, HEXAGON HEAD,W/SPECIAL FLANGE,M10X1.5X17.5,M8X1.25X25, 14.5 OUTSIDE DIAMETER,9.8 GMW3359(IGNITION COIL)
- Require Quantity:
  02
- Package Quantity:
  1

3532281
SCREW, HEXAGON W/FLAT WASHER,M4.2X1.41X45,12.5 O.D.,6010M,PHOSPHATE ORGANIC(MAP SENSOR)
- Require Quantity:
  02
- Package Quantity:
  1

Genuine GM Parts, the Right Choice

GMPartsGiant.com offers the wholesale prices for genuine 2003 Buick Century parts. Parts like Engine Assembly-Manifolds & 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: 6 Cyl 3.1L. Model Code: CUSTOM, GL, GLX, GS, LIMITED, LS.