Emission Controls fit your 1988 Oldsmobile 98

Currently shopping for

1988 Oldsmobile 98

Change Vehicle

Vehicle Options

6 Cyl 3.8L MFI; 4-Speed Automatic Transmission, THM440-T4/4T60

Vehicle Options

6 Cyl 3.8L MFI; 4-Speed Automatic Transmission, THM440-T4/4T60

Categories Close X

Currently selected

Fuel System, Exhaust, Emission System

Other Categories

Body Moldings, Sheet Metal, Rear Compartment Hardware, Roof Hardware

Body Mounting, Air Conditioning, Audio/Entertainment

Brakes

Brakes, Rear Axle, Propeller Shaft, Wheels, Tires

Cooling System, Grille, Oil System

Engine

Frames, Springs, Shocks, Bumpers

Front End Sheet Metal, Heater

Front Suspension, Steering

Interior Trim, Front Seat Trim, Seat Belts

Maintenance Parts, Fluids, Capacities, Electrical Connectors

Rear Glass, Seat Parts, Adjuster

Rear Seat Trim, Carpet

Starter, Generator, Ignition, Electrical, Lamps

Transmission - Automatic

Windshield, Wiper, Mirrors, Instrument Panel, Console, Doors

Parts Questions

Sort by:

Recommended

Part No. & Part Description

Price & Qty.

Part No. &
Part Description

SENSOR, Computer Control Sensors

15326386
SENSOR, COOLANT TEMPERATURE
$51.06 $27.06
1
Add To Cart
19211437
SENSOR, EXHAUST OXYGEN
$33.26 $15.80

25098058
VALVE, Engine Crankcase, VALVE, CRANKCASE VENT CONTROL

RELAY, A/C Electrical

25530733
RELAY, A.C. COMPRESSOR
$15.55 $10.40
1
Add To Cart
25553347
RELAY, A/C COMPRESSOR (1990-91)(2.815)
$2.39 $1.52
25530731
RELAY, BLOWER MOTOR
25530731
RELAY, A.C. COMPRESSOR (1988-89)

25553347
RELAY, Engine Air Cooling(Electrical), RELAY, ENGINE COOLANT FAN (2.815)
$2.39 $1.52

12337892
BOLT, Radio Mounting, BOLT, U NUT & STUD (M5X.8X10)

25526950
ELBOW, ELBOW, VENT PIPE (RUBBER GROMMET)(1988 1ST DESIGN)(*02)

SWITCH, A/C Electric Temperature and Motor Control

25530593
SWITCH, A/C COMPRESSOR REFRIGERANT PRESSURE
$35.99 $15.17
1
Add To Cart
3041596
SWITCH, PRESSURE CYCLING CUTOFF

25526395
BOLT, Distributor (also Knock Sensor), BOLT, FUEL & IGNITION CAM SENSOR TO FRONT COVER

17091147
VALVE, Emission Control System, VALVE, EGR

25530733
RELAY, Fuel Pump, RELAY, FUEL PUMP (1.055)
$15.55 $10.40
1
Add To Cart

25537222
GASKET, Intake Manifold Vacuum, GASKET, VACUUM BLOCK HARNESS MANIFOLD
$6.06 $4.35
1
Add To Cart

11508039
BOLT, BOLT, HEXAGON (M10X1.5X65) 10.9 PHOSPHATE ORGANIC
$13.05
1
Add To Cart

1635540
STUD, Multi Port Fuel Injection Throttle Body, STUD, THROTTLE BODY (M8X1.25X15)(3.275)
$9.35 $5.94
1
Add To Cart

24504713
BOLT, Engine Coolant Pump, BOLT, FRONT COVER (1988-90)(1.840)
$9.36 $5.95
10
Add To Cart

ADAPTER, Emission System

25530446
ADAPTER, THROTTLE BODY & EGR VALVE
$85.56 $44.82
1
Add To Cart
25532503
ADAPTER, EGR VALVE TO THROTTLE BODY ADAPTER

25535027
GASKET, Emission System, GASKET, EGR VALVE
$12.60
1
Add To Cart

10048662
STUD, STUD, ACCELERATOR CONTROL BRACKET (0.004)

10066675
STUD, Fuel Injection, STUD, FUEL INJECTION TO INTAKE MANIFOLD (1990-91)(3.275)

10075405
RETAINER, RETAINER, VACUUM RELEASE VALVE (1988-90)

SENSOR, Distributor (also Knock Sensor)

10456019
SENSOR, ELECTRONIC SPARK CONTROL KNOCK
25530325
SENSOR, CAMSHAFT POSITION

GROMMET, Engine Crankcase

1381487
GROMMET, INTAKE MANIFOLD CRANKCASE VENT VALVE
25536368
GROMMET, CRANKCASE VENT VALVE

14001192
GROMMET, GROMMET, CRANKCASE VENT PIPE (1988 2ND DESIGN)(1989-91)(*02,03)

17085935
CANISTER, Fuel Tank Evaporator/Purge Control, CANISTER, FUEL VAPOR

17092181
COVER, Emission Control System, COVER, EGR VALVE

22523204
BRACKET, Fuel Tank Evaporator/Purge Control, BRACKET,EVAP EMISSION CANISTER(RETAINER)

GASKET, Multi Port Fuel Injection Throttle Body

24500382
GASKET, THROTTLE BODY COOLANT OUTLET PIPE
25529581
GASKET, THROTTLE BODY & EGR VALVE ADAPTER (THREE BOLT HOLE)
25532324
GASKET, THROTTLE BODY (TWO BOLT HOLE)

24500714
HARNESS, HARNESS,VACUUM SOURCE(CRUISE & VACUUM BRAKE)(3.675)(LN3)

PIPE, Throttle Body Coolant Supply

24501035
PIPE, THROTTLE BODY HEAT OUTLET(CMPTS SERVICE)
25533986
PIPE, THROTTLE BODY COOLANT INLET (CMPTS SERVICE)

24502754
CLAMP, Air Cleaner Intake, CLAMP, AIR INTAKE DUCT

24504791
STUD, Generator Mounting, STUD, GENERATOR SUPPORT TO CYL HEAD (1989-91)

25037250
SENSOR, Coolant Temperature (Engine Unit), SENSOR, COOLANT TEMPERATURE INDICATOR & GAGE(*05)

25509432
VALVE, Cruise Control, VALVE, CRUISE CONTROL VACUUM RELEASE (1988-90)

25523507
RETAINER, Fuel Tank Evaporator/Purge Control, RETAINER,FUEL VAPOR CANISTER

25530083
DUCT, Air Cleaner Intake, DUCT, REAR AIR INTAKE

BRACKET, Emission Control System

25530108
BRACKET, ECM
25530109
BRACKET, ECM

25530374
HARNESS, Vacuum Mod & Fuel Vapor Canister, HARNESS, VACUUM MOD & FUEL VAPOR CANISTER (4.205)

25530517
COVER, Fuel Vapor Canister Purge, COVER, FUEL VAPOR CANISTER (1988)

25530610
BOLT, Intake Manifold Vacuum, BOLT, HARNESS VACUUM MANIFOLD

25530732
BRACKET, A/C Electrical, BRACKET, BLOWER MOTOR RELAY

25530812
GASKET, Emission Control System, GASKET, EGR VALVE ADAPTER

25530972
VALVE, Fuel Tank Evaporator/Purge Control, VALVE, FUEL VAPOR CANISTER PURGE (3.140)

25532504
PIPE, Emission System, PIPE, EGR

BRACKET, Main Wiring Junction and Fuse Block

25533443
BRACKET, MULTIUSE RELAY (FRONT OF DASH)(1990)
25559817
BRACKET, MULTIUSE RELAY(RH)(INSIDE OF CAR)
25559817
BRACKET, MULTIUSE RELAY(INSIDE OF CAR-RIGHT SIDE (1988-89))
25601552
BRACKET, MULTIUSE RELAY (FRONT OF DASH)(1991)

25533568
HOSE, Engine Crankcase Ventilation, HOSE, CRANKCASE VENT (TO THROTTLE BDY)(1988 1ST DESIGN)(*02)

25533606
TUBE, Engine Crankcase Ventilation, TUBE, CRANKCASE VENT (1988 2ND DESIGN)(1989-91)(*02,03)

SEAL, Throttle Body Coolant Supply

25533988
SEAL, O RING THROTTLE BODY INLET PIPE TO INTAKE
25533989
SEAL, THROTTLE BODY OUTLET & INTAKE PIPE

25536657
SUPPORT, Generator Mounting, SUPPORT, GENERATOR

25551820
SWITCH, Cruise Control, SWITCH,ELECTRONIC BRAKE CONTROL BRAKE PEDAL & CRUISE CONTROL VACUUM RELEASE VALVE(1991)(4.710)

25558149
BRACKET, Engine Air Cooling(Electrical), BRACKET, FAN RELAY MOUNTING

SENSOR

3532954
SENSOR, FUEL PUMP SWITCH & ENGINE OIL PRESSURE GAGE(*05)
8661914
SENSOR, VEHICLE SPEED(W/GOVERNOR COVER & SEAL)(ME9)

7026014
FILTER, Fuel Tank Evaporator/Purge Control, FILTER, CANISTER AIR INLET (4.5 DIAMETER)

88999198
MODULE, Emission Control System, MODULE, ENGINE CONTROL
$322.88 $181.09

11514596
NUT, HEX FLANGED HEAD (M8X1.25) 10 PHOSPHATE ELECTRO ORGANIC
$12.60
1
Add To Cart

11609489
BOLT, HEX WASHER HEAD (M4.2X1.41X25) PHOSPHATE ZINC ORGANIC
- Replaced By: 11547421
$9.75 $6.79
1
Add To Cart

25518880
CLAMP, WORM GEAR (.250 TO .625) SST BLA
$3.91 $2.45
5
Add To Cart

3907444
NUT (.370 SQUARE HOLE.250 HEAD) NYLON
$6.91 $4.38
1
Add To Cart

12337828
SCREW, HEXAGON W/FLAT WASHER (M6.3X1.81X20) 6010M PHOSPHATE ZINC ORGANIC
- Replaced By: 22527475
$10.91 $6.59
1
Add To Cart

19188397
O RING (.301X.070 THICK)
$12.60
10
Add To Cart

11514527
NUT, HEXAGON FLANGE (M5X.8) 9 ZINC
$9.18 $5.83
1
Add To Cart

12548430
TUBING, BRAKE,1/4" X 16 FT ROLL,STEEL(FUEL VAPOR (1/4) STEEL (8.964))(AS REQUIRED)
$67.04 $35.53
1
Add To Cart

22527587
CLAMP, WORM GEAR (1/2 TO 13/16) SST BLA
- Replaced By: 11517127
$6.83 $4.57
1
Add To Cart

52450548
O RING (.35 IDX.072 THICK)(9.172)
$3.42 $1.91
10
Add To Cart

9438257
HOSE (1/4)(*06)
$93.30 $59.30
1
Add To Cart

10067660
BOLT, HEX FLANGED HEAD (M8X1.25X45) 9.8 SST (1988-90)
$6.69 $4.25
1
Add To Cart

11507095
NUT, HEXAGON (M6X1) 9 PHOSPHATE ELECTRO ORGANIC
$0.42 $0.34
1
Add To Cart

11515203
SCREW, HEX FLANGED HEAD (M6X1X16) PHOSPHATE ELECTRO ORGANIC
$5.86 $3.72
1
Add To Cart

11508040
BOLT, HEXAGON W/CONICAL WASHER (M8X1.25X25) 9.8 PHOSPHATE ELECTRO ORGANIC
$3.36 $2.13

11509192
BOLT, HEXAGON W/CONICAL WASHER (M5X.8X16) 9.8 PHOSPHATE

Genuine GM Parts, the Right Choice

GMPartsGiant.com offers the wholesale prices for genuine 1988 Oldsmobile 98 parts. Parts like Emission Controls are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 6 Cyl 3.8L. Model Code: REGENCY 4 DOOR, REGENCY BROUGHAM, TOURING SEDAN.