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Parts found for 1991 Chevrolet Corvette > Fuel System, Exhaust, Emission System > Emission Controls

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  •  
    BOLT, Air Cleaner Intake Make Sure These Fit  
  • BOLT, AIR CLEANER HOUSING COVER (48.0MM LG)(CENTER POSITION)
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  • BOLT, AIR CLEANER HOUSING COVER (68.0MM LG)(OUTBOARD POSITIONS)
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  • BOLT, AIR CLEANER HOUSING COVER(CENTER POSITION)(48MM LG)
    Fitting Vehicle Options: Y
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  • BOLT, AIR CLEANER HOUSING COVER(OUTBOARD POSITIONS)(63MM LONG)
    Fitting Vehicle Options: Y
    Require Quantity: 02
    Package Quantity: 1
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  •  
    BRACKET, Fuel Tank Evaporator/Purge Control Make Sure These Fit  
  • BRACKET, FUEL VAPOR CANISTER
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  • BRACKET, FUEL VAPOR CANISTER (1991)
    $26.40
    $22.02
  •  
    BRACKET, Main Wiring Junction and Fuse Block Make Sure These Fit  
  • BRACKET, MULTIUSE RELAY
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  • BRACKET, INSTRUMENT PANEL WIRING HARNESS FUSE BLOCK
    Fitting Vehicle Options: Y
    --
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  • BRACKET, MULTIUSE RELAY
    Fitting Vehicle Options: Y(LT5)
    --
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  • BRACKET, MULTIUSE RELAY
    Fitting Vehicle Options: Y
    --
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  • BRACKET, MULTIUSE RELAY
    Fitting Vehicle Options: Y(LT5,C60)
    --
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  •  
    CANISTER, Fuel Tank Evaporator/Purge Control Make Sure These Fit  
  • CANISTER, FUEL VAPOR (1991)
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  • CANISTER, FUEL VAPOR(1988-90)
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  •  
    CLAMP, Air Cleaner Intake Make Sure These Fit  
  • CLAMP, AIR INTAKE DUCT INTERMEDIATE
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  • CLAMP, INTERMEDIATE INTAKE AIR DUCT
    Fitting Vehicle Options: Y(LT5)
    Require Quantity: 02
    Package Quantity: 1
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  • CLAMP, REAR INTAKE AIR DUCT(UPC/FNA: CLAMP,REAR AIR INTAKE DUCT)
    Replaced by: 1638566
    $10.10
    $6.45
    Ships in 1-3 Business Days
  •  
    CLAMP, Emission System Make Sure These Fit  
  • CLAMP, CATALYTIC CONVERTER AIR INJECTOR PIPE (AT CONVERTER)
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    $19.83
    Ships in 1-3 Business Days
  • CLAMP, CATALYTIC CONVERTER AIR INJECTOR PIPE (EXHAUST LOWER)
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  • CLAMP, CATALYTIC CONVERTER AIR INJECTOR PIPE (EXHAUST UPPER)
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  •  
    COVER, Air Cleaner Intake Make Sure These Fit  
  • COVER, AIR CLEANER
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  • COVER, AIR CLEANER HOUSING
    Fitting Vehicle Options: Y(LT5)
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  •  
    DUCT, Air Cleaner Intake Make Sure These Fit  
  • DUCT, AIR INTAKE FRONT
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  • DUCT, AIR INTAKE INTERMEDIATE
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  • DUCT, FRONT INTAKE AIR
    Fitting Vehicle Options: Y(LT5,L98)
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  • DUCT, INTERMEDIATE INTAKE AIR
    Fitting Vehicle Options: Y(LT5)
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  •  
    ELEMENT, Air Cleaner Intake Make Sure These Fit  
  • ELEMENT, AIR CLEANER
    Fitting Vehicle Options: Y(LT5,L98)
    $36.88
    $20.63
    Ships in 1 Business Day
  • ELEMENT, AIR CLEANER
    $36.88
    $20.63
    Ships in 1 Business Day
  •  
    EPROM, Emission Control System Make Sure These Fit  
  • EPROM, ECM(1990)
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  • EPROM, ECM(1991)
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  • EPROM, ECM(CODE 8992ARZR,0277AXFK,3417BFXB)
    Fitting Vehicle Options: Y(LT5)
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  •  
    GASKET, Multi Port Fuel Injection Throttle Body Make Sure These Fit  
  • GASKET, THROTTLE BODY
    $6.22
    $3.48
    Ships in 1-3 Business Days
  • GASKET, THROTTLE BODY(INTAKE)
    Fitting Vehicle Options: Y(LT5)
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  • GASKET, THROTTLE BODY(PLENUM)
    Fitting Vehicle Options: Y(LT5)
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  •  
    GROMMET, Emission Control System Make Sure These Fit  
  • GROMMET, ECM BRACKET
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  • GROMMET, ECM BRACKET(4.037)
    Fitting Vehicle Options: Y
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  •  
    GROMMET, Engine Crankcase Make Sure These Fit  
  • GROMMET, CRANKCASE VENT (3/4 IDX1 1/8 OUTSIDE DIAMETER SQUARE)-LH (1988)
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    $7.04
    Ships in 1-2 Business Days
  • GROMMET, CRANKCASE VENT VALVE (1989-91)
    $5.54
    $3.53
    Ships in 1 Business Day
  • GROMMET, PCV VALVE(15/32 INSIDE DIAMETER X 25/32 OUTSIDE DIAMETER)
    Fitting Vehicle Options: Y(LT5)
    Require Quantity: 02
    Package Quantity: 1
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  •  
    HOSE, Emission System Make Sure These Fit  
  • HOSE, AIR INJECTOR ENGINE CHECK VALVE (TEE TO AIR CONTROL VALVE)
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  • HOSE, AIR INJECTOR ENGINE CHECK VALVE (TEE TO PIPE)-LH
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  • HOSE, AIR INJECTOR ENGINE CHECK VALVE-RH
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  •  
    HOSE, Engine Crankcase Ventilation Make Sure These Fit  
  • HOSE, CRANKCASE VENT VALVE TO PCV VALVE
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  • HOSE, CRANKCASE VENT(SEE CHART AT END OF GROUP 4.000 FOR USAGE)
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  • HOSE, PCV TUBE
    Location: Passenger Side
    Fitting Vehicle Options: Y(LT5)
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  • HOSE, PCV TUBE
    Fitting Vehicle Options: Y(LT5)
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  •  
    HOUSING, Emission Control System Make Sure These Fit  
  • HOUSING, ECM (FE7)
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  • HOUSING, ECM
    Fitting Vehicle Options: Y(FE1,FE7)
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  •  
    MANIFOLD, Engine Exhaust Manifold Make Sure These Fit  
  • MANIFOLD, EXHAUST-LH
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  • MANIFOLD, EXHAUST-RH
    $745.41
    $665.12
    Ships in 1-3 Business Days
  •  
    MODULE, Emission Control System Make Sure These Fit  
  • MODULE, ENGINE CONTROL((SEE PARTS SECTION FOR ADDITIONAL USAGE))(1991)
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    $221.88
    Ships in 1-3 Business Days
  • MODULE, ENGINE CONTROL(REMANUFACTURED-NOT FOR SALE WHERE IMPORTS ARE RESTRICTED)(ALL MAKES)(W/ORIGINAL EQUIPMENT #1228331)
    Fitting Vehicle Options: YY07(LT5)
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  • MODULE, Fuel Injection
    MODULE,SECONDARY SEQUENTIAL MULTIPORT FUEL INJECTION CONTROL(FRONT & REAR)
    Require Quantity: 02
    Package Quantity: 1
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  •  
    PIPE, Emission System Make Sure These Fit  
  • PIPE, AIR INJECTOR CONTROL VALVE
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  • PIPE, AIR INJECTOR ENGINE CHECK VALVE
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  • PIPE, CATALYTIC CONVERTER AIR INJECTOR (VALVE TO CONVERTER)
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  • PIPE, EGR VALVE (1988-89)
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  •  
    RELAY, Engine Air Cooling(Electrical) Make Sure These Fit  
  • RELAY, ENGINE COOLANT FAN
    $29.04
    $16.24
  • RELAY, MASS AIR FLOW SENSOR (POWER)
    $29.04
    $16.24
  • RELAY, FAN CONTROL(5-PINION OVAL SHAPE)
    Fitting Vehicle Options: Y
    Require Quantity: 02
    Package Quantity: 1
    $29.04
    $16.24
  •  
    RELAY, Fuel Pump Make Sure These Fit  
  • RELAY, FUEL PUMP
    $28.90
    $16.16
    Ships in 1-3 Business Days
  • RELAY, FUEL PUMP(5-WAY MALE, BLACK, CODE 0455)(BLACK)(5-TERMINAL,6.3 TERMINAL,MINI ISO)(2.510)
    Fitting Vehicle Options: Y
    $28.90
    $16.16
    Ships in 1-3 Business Days
  •  
    RETAINER, Cruise Control Make Sure These Fit  
  • RETAINER, CRUISE CONTROL VACUUM RELEASE VALVE
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  • RETAINER, CRUISE CONTROL VACUUM RELEASE VALVE
    Fitting Vehicle Options: Y
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  •  
    SENSOR, Computer Control Sensors Make Sure These Fit  
  • SENSOR, COOLANT TEMPERATURE ECM (AT INTAKE MANIFOLD)
    $34.78
    $19.45
  • SENSOR, EXHAUST OXYGEN
    $29.47
    $16.49
  • SENSOR, MANIFOLD TEMPERATURE (UNDER PLENUM)
    $34.78
    $19.45
  • $98.29
    $54.97
    Ships in 1 Business Day
  • SENSOR, EXHAUST OXYGEN(M18 X 1.5 THREAD,WITH WIRE LEAD))
    Fitting Vehicle Options: Y(LT5)
    Require Quantity: 02
    Package Quantity: 1
    $93.95
    $52.55
    Ships in 1 Business Day
  • SENSOR, INTAKE AIR TEMPERATURE(2 BLADE TERMINAL)(3/8-18 THREAD)(CODE AC12V)
    Fitting Vehicle Options: Y(LT5)
    $60.79
    $34.01
    Ships in 1-2 Business Days
  • SENSOR, MANIFOLD DIFFERENTIAL PRESSURE
    Fitting Vehicle Options: Y(LT5)
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  • SENSOR, MAP
    Fitting Vehicle Options: Y(LT5)
    $98.29
    $54.97
    Ships in 1 Business Day
  •  
    SENSOR, Distributor (also Knock Sensor) Make Sure These Fit  
  • SENSOR, CAMSHAFT POSITION(IF USE IN PLACE OF 10096172 MUST ALSO USE 10199080 SHIELD)
    Fitting Vehicle Options: Y(LT5)
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  • SENSOR, CRANKSHAFT POSITION
    Fitting Vehicle Options: Y(LT5)
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  • SENSOR, ELECTRONIC SPARK CONTROL KNOCK
    $89.52
    $50.06
    Ships in 1-3 Business Days
  •  
    SENSOR, Engine Oil Pressure/Temperature Make Sure These Fit  
  • SENSOR, ENGINE O/PRESSURE GAGE (1 BLADE TERMINAL)(1988)
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  • SENSOR, ENGINE OIL CHG MONITOR & TEMPERATURE GAGE (1990-91)
    $61.85
    $34.64
    Ships in 1-3 Business Days
  • SENSOR, FUEL PUMP & ENGINE O/PRESSURE GAGE (1989)
    $37.70
    $21.09
    Ships in 1-2 Business Days
  • SENSOR, FUEL PUMP & ENGINE OIL PRESSURE GAGE (1991)
    $37.70
    $21.09
    Ships in 1-2 Business Days
  • SENSOR, ENGINE OIL PRESSURE GAGE
    Fitting Vehicle Options: Y(LT5)
    $53.49
    $29.92
    Ships in 1-3 Business Days
  • SENSOR, ENGINE OIL TEMPERATURE GAGE (1991)
    $61.85
    $34.64
    Ships in 1-3 Business Days
  • SENSOR, TEMPERATURE (1988-89)
    $132.86
    $86.35
    Ships in 1-3 Business Days
  •  
    SHIELD, Emission System Make Sure These Fit  
  • SHIELD, EGR PIPE (100X120MM - NO HOLE)(1989-91)
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  • SHIELD, EGR PIPE (120X290MM - 20MM HOLE)(1988)
    $31.74
    $26.68
  •  
    SPACER, Emission Control System Make Sure These Fit  
  • SPACER, ECM HOUSING
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  • SPACER, ECM HOUSING
    Fitting Vehicle Options: Y
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  •  
    SWITCH, Engine Oil Pressure/Temperature Make Sure These Fit  
  • SWITCH, ENGINE O/PRESSURE INDICATOR (1988-89)
    Replaced by: 19244514
    $30.20
    $16.91
    Ships in 1-3 Business Days
  • SWITCH, ENGINE O/PRESSURE INDICATOR (1991)
    $50.99
    $28.52
    Ships in 1-3 Business Days
  •  
    SWITCH, Transmission Overdrive Make Sure These Fit  
  • SWITCH, 1ST & 2ND OVERDRIVE OVERIDE (1988 M.T.)
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  • SWITCH, OVERDRIVE OVERRIDE REV (1988 M.T.)
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  •  
    TUBE, Engine Crankcase Ventilation Make Sure These Fit  
  • TUBE, PCV
    Location: Driver Side
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  • TUBE, PCV
    Location: Passenger Side
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    --
  •  
    VALVE, Cruise Control Make Sure These Fit  
  • VALVE, CRUISE CONTROL VACUUM RELEASE
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  • VALVE, CRUISE CONTROL VACUUM RELEASE(ON BRAKE)(W/SWITCH)
    Fitting Vehicle Options: Y
    --
    --
  •  
    VALVE, Emission Control System Make Sure These Fit  
  • VALVE, AIR INJECTOR ENGINE CHECK
    $68.51
    $38.33
    Ships in 1-3 Business Days
  • $113.79
    $63.65
    Ships in 1-3 Business Days
  •  
    VALVE, Engine Crankcase Make Sure These Fit  
  • VALVE, CRANKCASE VENT (CV774C)(1988)
    $14.44
    $8.08
  • VALVE, CRANKCASE VENT (CV789C)(1989-91)
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  • VALVE, PCV(CV913C)
    Fitting Vehicle Options: Y(LT5)
    --
    --
  • VALVE, PCV(P.C.V. CV746CB)
    Fitting Vehicle Options: Y(LT5)
    Replaced by: 19303069
    $5.28
    $2.95
    Ships in 1-3 Business Days
  •  
    VALVE, Fuel Tank Evaporator/Purge Control Make Sure These Fit  
  • VALVE, FUEL VAPOR CANISTER CONTROL
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  • VALVE, FUEL VAPOR PRESSURE CONTROL
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    --
  • VALVE, FUEL VAPOR PRESSURE CONTROL (COMPONENT PARTS SERVICED)
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  • VALVE, EVAP EMISSION CANISTER PURGE SOLENOID (1988-90)
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  •  
    Standard Parts Make Sure These Fit  
  • BOLT, HEX FLANGED HEAD (M6X1X13) 9.8 PHOSPHATE ELECTRO ORGANIC
    $4.37
    $2.79
    Ships in 1-3 Business Days
  • BOLT, HEXAGON W/WASHER (M4.2X1.41X18) BLACK ZINC OVER NICKEL
    $1.04
    $0.66
    Ships in 1-3 Business Days
  • BOLT, HEX FLANGED HEAD M8X1.25X35 10.9 PHOSPHATE ZINC ORGANIC(ECM HOUSING)(6.525)
    $3.51
    $2.24
    Ships in 1-2 Business Days
  • BOLT, HEX FLANGED HEAD,M6X1X16, 10 THREAD, 14.2 OUTSIDE DIAMETER, 8.8 STEEL, GMW3359(ENGINE COOLANT FAN RELAY)
    $4.37
    $2.79
    Ships in 1-3 Business Days
  • BOLT, HEXAGON W/WASHER,M4.2X1.4X18,BLACK ZINC OVER NICKEL(MULTIUSE BRACKET,SECONDARY FUEL INJECTOR CONTROL MODULE)
    $1.04
    $0.66
    Ships in 1-3 Business Days
  • CLAMP, LOOP CUSHION (1/2) STEEL
    Replaced by: 11610326
    $4.65
    $2.97
    Ships in 1-2 Business Days
  • CLAMP, WORM GEAR (1/2 TO 13/16) SST
    Replaced by: 11517127
    $4.38
    $2.95
    Ships in 1-3 Business Days
  • CLAMP, WORM GEAR (11/16 TO 1 5/16)
    $4.40
    $2.96
    Ships in 1 Business Day
  • CLAMP, WORM GEAR (15.7 TO 31.8) SST
    $4.40
    $2.96
    Ships in 1 Business Day
  • CLAMP, WORM GEAR HEXAGON SLOT SCREW (.250 TO .625) SST BLA
    $2.87
    $1.81
  • CLAMP, WORM TYPE (.30 TO .87 DIAMETER) SST (PART OF 83)
    $3.48
    $2.22
  • CLAMP, WORM GEAR,14.22-26.92 DIAMETER, 13.25 THICK, STAINLESS STEEL.(AS REQUIRED)
    $3.48
    $2.22
  • $76.65
    $48.93
    Ships in 1-3 Business Days
  • $98.21
    $54.99
    Ships in 1-3 Business Days
  • Replaced by: 19329002
    $110.89
    $70.80
    Ships in 1-3 Business Days
  • $47.39
    $39.51
    Ships in 1-3 Business Days
  • NUT, HEXAGON FLANGE (M5X0.8) 9 ZINC
    $4.66
    $2.96
    Ships in 1-3 Business Days
  • NUT, U TYPE (M4.2X1.41) 1050 PHOSPHATE ZINC ORGANIC
    $0.78
    $0.50
    Ships in 1-2 Business Days
  • NUT, HEXAGON FLANGE M5X0.8 GRD 9 ZINC COATED (DIPPED OR PLATED)(ECM BRACKET)
    $4.66
    $2.96
    Ships in 1-3 Business Days
  • NUT, U,M4.2X1.4,.65-3.8 PANEL THICK,PZ(SECONDARY FUEL INJECTOR CONTROL MODULE)
    $1.16
    $0.65
  • SCREW, HEX WASHER HEAD (M6X1X25) 9.8 PHOSPHATE ZINC ORGANIC
    $5.88
    $3.75
    Ships in 1-3 Business Days
  • SCREW, HEXAGON W/FL WASHER(M4.2X1.41X30) PHOSPHATE ELECTRO ORGANIC
    --
    $11.07
    Ships in 1-3 Business Days
  • SCREW, HEX WASHER HEAD,SELF TAP,M6.3X1.81X13,13.2 O.D.,6010M,PHOSPHATE ZINC ORGANIC(MANUAL TRANSMISSION 2ND & 3RD GEAR BLOCKOUT RELAY,MULTIUSE RELAY BRACKET)
    --
    $0.91
  • SCREW, PAN HEAD,TORX,TAP,M4.2X1.4X35,8 O.D.,6138M,NICKEL ORGANIC(MANIFOLD DIFFERENTIAL PRESSURE SENSOR)
    $0.78
    $0.50
  • $42.49
    $27.13
    Ships in 1-3 Business Days
  • WASHER, EXTERNAL TOOTHED LOCK,M8,15 O.D.,.85THK,STEEL,ZINC(ECM BRACKET)
    $5.44
    $3.05
Genuine GM Parts, the Right Choice
GMPartsGiant.com offers the lowest prices for genuine 1991 Chevrolet Corvette 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: 8 Cyl 5.7L. Model Code: 2 DOOR, CONVERTIBLE.
 
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This part contains hazardous material.

This part is a packaged part and contains multiple quantities of: (Pack Qty: 4)

This part is a packaged part and contains multiple quantities of the same item. In an effort to simplify packaging GM will sometimes include multiple parts in a package.