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  2. Buick
  3. 1990
  4. Regal
  5. Fuel and exhaust

1990 Buick Regal fuel and exhaust parts catalog

Add this car in your garage and make future searches easy.

Harness, emission controls v6 (l27/3.8l)

  • OEM part number: 12116920
  • Quantity in car: 1
  • Engine control module wiring (if a green engine control module connect is on service harness the engine control module connect will vary from original equipment manufacturer as follows:red=green, dark gray=brown, purple=red, brown=d
  • Usage: W19 (L27, U21) (TYPE 2 VIN 800001 & GREATER)

$?

Add to cart

Harness, emission controls v6 (l27/3.8l)

  • OEM part number: 12116921
  • Quantity in car: 1
  • Engine control module wiring (if a green engine control module connect is on service harness the engine control module connect will vary from original equipment manufacturer as follows:red=green, dark gray=brown, purple=red, brown=d
  • Usage: W57 (L27, UH6), W19 (L27, UH6) (TYPE 2 VIN 800001 & GREATER)

$?

Add to cart

Harness, emission controls v6 (l27/3.8l)

  • OEM part number: 12127654
  • Quantity in car: 1
  • Usage: W (L27)

$?

Add to cart

Strap, emission controls v6 (l27/3.8l)

  • OEM part number: 12337820
  • Quantity in car: 1
  • 15" tie strap (electronic ignition module wiring harness)

$1.10—2.09

Available in 39 shops

Add to cart

Bolt, emission controls v6 (l27/3.8l)

  • OEM part number: 12337892
  • Quantity in car: 1
  • Engine control module (engine control module) (m5x.8x16 thread) (special)
  • Usage: W

$1.24—2.38

Available in 38 shops

Add to cart

Plug, emission controls v6 (l27/3.8l)

  • OEM part number: 12338136
  • Quantity in car: 1
  • Hexagon socket, 1/4-18x.69, dog point (electronic spark control knock sensor hole)

$0.40

Available in 1 shop

Add to cart

Sensor, emission controls v6 (l27/3.8l)

  • OEM part number: 12537111
  • Quantity in car: 1
  • Crankshaft position
  • Usage: W (L27)

$40.29—80.07

Available in 38 shops

Add to cart

Tubing, emission controls v6 (l27/3.8l)

  • OEM part number: 12541500
  • Quantity in car: 1
  • Service 5/16" coiled steel (25ft) (fuel vapor)

$24.39—45.96

Available in 38 shops

Add to cart

Tubing, emission controls v6 (l27/3.8l)

  • OEM part number: 12548430
  • Quantity in car: 1
  • Brake, 1/4" x 16 ft roll, steel (fuel vapor)

$26.16—29.97

Available in 38 shops

Add to cart

Sensor, emission controls v6 (l27/3.8l)

  • OEM part number: 15326386
  • Quantity in car: 1
  • Engine coolant temp (engine control module function) (2-way male) (used for clusters with oil gage & light combination) (use with 12101899 connect)
  • Usage: W (L27), W (L27)

$0.40—58.62

Available in 39 shops

Add to cart

Eprom, emission controls v6 (l27/3.8l)

  • OEM part number: 16169568
  • Quantity in car: 1
  • Engine control module ((4648ashz)
  • Usage: W (L27, ME9, NA5)
  • A Service Bulletin Applies To This Part Number. Per Gm Service Policies And Procedures, Failure To Follow Bulletin Information May Result In The Rejection Of A Warranty Claim.

$?

Add to cart

Eprom, emission controls v6 (l27/3.8l)

  • OEM part number: 16169568
  • Quantity in car: 1
  • Engine control module (4648ashz, 6802awra, 0154axdn)
  • Usage: W (L27, ME9, NA5)

$?

Add to cart

Eprom, emission controls v6 (l27/3.8l)

  • OEM part number: 16169573
  • Quantity in car: 1
  • Engine control module (4880asja, 6808awrb, 0149axdp)
  • Usage: W (L27, ME9, NB2)
  • A Service Bulletin Applies To This Part Number. Per Gm Service Policies And Procedures, Failure To Follow Bulletin Information May Result In The Rejection Of A Warranty Claim.

$?

Add to cart

Canister, emission controls v6 (l27/3.8l)

  • OEM part number: 17090139
  • Quantity in car: 1
  • Evaporative emission
  • Usage: W (L27)

$67.98—71.02

Available in 2 shops

Add to cart

Body, emission controls v6 (l27/3.8l)

  • OEM part number: 17092193
  • Quantity in car: 1
  • Throttle (component parts serviced)
  • Usage: W (FOR MDL APPL & POA SEE THROT BODY CHT)

$?

Add to cart

Sensor, emission controls v6 (l27/3.8l)

  • OEM part number: 19187357
  • Quantity in car: 1
  • Usage: WB19 (L27), WB57 (L27), WD19 (L27), WD57 (L27), WM19 (L27)

$22.37—26.05

Available in 2 shops

Add to cart

Pipe, emission controls v6 (l27/3.8l)

  • OEM part number: 24500061
  • Quantity in car: 1
  • Evaporative emission canister purge solenoid valve
  • Usage: W (L27)

$?

Add to cart

Stud, emission controls v6 (l27/3.8l)

  • OEM part number: 24500136
  • Quantity in car: 1
  • Positive crankcase ventilation valve cover (cover to intake manifold inboard location) (m6x1x16, m6x1x14.7)
  • Usage: W (L27)

$0.47

Available in 1 shop

Add to cart

Nut, emission controls v6 (l27/3.8l)

  • OEM part number: 24500137
  • Quantity in car: 1
  • Fuel injector sight shield
  • Usage: W (L27)

$?

Add to cart

Gasket, emission controls v6 (l27/3.8l)

  • OEM part number: 24500166
  • Quantity in car: 1
  • Throttle body (intake manifold to throttle body)
  • Usage: W (L27)

$7.16—12.85

Available in 38 shops

Add to cart

Rail, emission controls v6 (l27/3.8l)

  • OEM part number: 24500224
  • Quantity in car: 1
  • Sequential multiport fuel injection fuel (component parts serviced)
  • Usage: W (L27)

$189.70

Available in 1 shop

Add to cart

Shield, emission controls v6 (l27/3.8l)

  • OEM part number: 24500344
  • Quantity in car: 1
  • Usage: W (L27)

$?

Add to cart

Spring, emission controls v6 (l27/3.8l)

  • OEM part number: 24500431
  • Quantity in car: 1
  • Positive crankcase ventilation valve
  • Usage: W (L27)

$5.05—5.42

Available in 2 shops

Add to cart

Bracket, emission controls v6 (l27/3.8l)

  • OEM part number: 24500494
  • Quantity in car: 1
  • Accelerator control cable (to throttle body)
  • Usage: W (L27)

$?

Add to cart

Cover, emission controls v6 (l27/3.8l)

  • OEM part number: 24500537
  • Quantity in car: 1
  • Positive crankcase ventilation valve
  • Usage: W (L27)

$?

Add to cart

Gasket, emission controls v6 (l27/3.8l)

  • OEM part number: 24500539
  • Quantity in car: 1
  • Positive crankcase ventilation valve cover
  • Usage: W (L27)

$?

Add to cart

Harness, emission controls v6 (l27/3.8l)

  • OEM part number: 24501262
  • Quantity in car: 1
  • Vacuum source
  • Usage: W57 (L27), W19 (L27) (TYPE 2 VIN 800001 & GREATER), W57 (3.8L)

$?

Add to cart

Manifold, emission controls v6 (l27/3.8l)

  • OEM part number: 24502027
  • Quantity in car: 1
  • Upper int (component parts serviced)
  • Usage: W (L27)

$?

Add to cart

Shield, emission controls v6 (l27/3.8l)

  • OEM part number: 24502098
  • Quantity in car: 1
  • Usage: W (L27)

$1.18

Available in 1 shop

Add to cart

Stud, emission controls v6 (l27/3.8l)

  • OEM part number: 24504717
  • Quantity in car: 3
  • Engine front cover (thru front to block) (hexagon with .65 outside diameter flat washer, 5/16-18x1.53 & .31x.66 with groove, 300m, piece) (hexagon with .65 outside diameter x .06 thick washer, 5/16-18x1.53 with 1.1 thread)
  • Usage: W (L27)

$2.76—6.20

Available in 38 shops

Add to cart

Stud, emission controls v6 (l27/3.8l)

  • OEM part number: 24504791
  • Quantity in car: 2
  • gen. support (to cyd hd. (with conical 21 outside diameter, m10x1.5x57.5, m10x1.5x28.5, 93.8tl)
  • Usage: W (L27)

$?

Add to cart

Sensor, emission controls v6 (l27/3.8l)

  • OEM part number: 25037332
  • Quantity in car: 1
  • Engine coolant temperature gage (2 blade terminal) (can be used as 1 terminal connect) (3/8-18 thread)
  • Usage: W (L27)

$18.07—21.83

Available in 38 shops

Add to cart

Sensor, emission controls v6 (l27/3.8l)

  • OEM part number: 25037332
  • Quantity in car: 1
  • Engine coolant temperature gage (1 terminal, 3/8-18 thread)
  • Usage: W (UB3) (3.8L)

$18.07—21.83

Available in 38 shops

Add to cart

Element, emission controls v6 (l27/3.8l)

  • OEM part number: 25043504
  • Quantity in car: 1
  • Air cleaner
  • Usage: W (FOR MDL APPL & POA INFO SEE A/CL CHT)

$7.92—23.35

Available in 38 shops

Add to cart

Valve, emission controls v6 (l27/3.8l)

  • OEM part number: 25043843
  • Quantity in car: 1
  • Positive crankcase ventilation (positive crankcase ventilation valve is for use in non-riveted rocker armature covers only)
  • Usage: W (L27)

$5.01—5.24

Available in 2 shops

Add to cart

Cleaner, emission controls v6 (l27/3.8l)

  • OEM part number: 25098261
  • Quantity in car: 1
  • Air (component parts serviced)
  • Usage: W (L27)

$?

Add to cart

Sensor, emission controls v6 (l27/3.8l)

  • OEM part number: 25171651
  • Quantity in car: 1
  • Usage: W

$20.36—24.20

Available in 38 shops

Add to cart

Bolt, emission controls v6 (l27/3.8l)

  • OEM part number: 25526395
  • Quantity in car: 1
  • Camshaft position sensor (to front cover) (hexagon-with flat washer with adhesive, 1/4-20x.69, .55thd, 5 outside diameter, 300m, plain)
  • Usage: W (L27)

$5.05—10.00

Available in 38 shops

Add to cart

Sensor, emission controls v6 (l27/3.8l)

  • OEM part number: 25530325
  • Quantity in car: 1
  • Camshaft position (3 pinion terminal) (with wire lead) (1 bolt hole)
  • Usage: W (L27)

$36.33—45.47

Available in 38 shops

Add to cart

Stud, emission controls v6 (l27/3.8l)

  • OEM part number: 25532537
  • Quantity in car: 1
  • Engine front cover (washer, 5/16-18x38.9, 9/8x1.25x18, 18.5 outside diameter, full thds, hrd washer 10.9, plate steel)
  • Usage: W (L27)

$0.54

Available in 1 shop

Add to cart

Seal, emission controls v6 (l27/3.8l)

  • OEM part number: 25534756
  • Quantity in car: 1
  • Positive crankcase ventilation valve (valve to intake manifold)
  • Usage: W (L27)

$4.26—4.82

Available in 38 shops

Add to cart

Gasket, emission controls v6 (l27/3.8l)

  • OEM part number: 25535051
  • Quantity in car: 1
  • Vacuum source manifold (harness)
  • Usage: W (L27)

$2.41

Available in 1 shop

Add to cart

Retainer, emission controls v6 (l27/3.8l)

  • OEM part number: 25535921
  • Quantity in car: 1
  • Crankshaft position sensor shield
  • Usage: W (L27)

$?

Add to cart

Duct, emission controls v6 (l27/3.8l)

  • OEM part number: 25536381
  • Quantity in car: 1
  • Rear int air
  • Usage: W (L27)

$?

Add to cart

Support, emission controls v6 (l27/3.8l)

  • OEM part number: 25536657
  • Quantity in car: 1
  • gen. (also c3i module)
  • Usage: W (L27)

$12.91—14.53

Available in 2 shops

Add to cart

Valve, emission controls v6 (l27/3.8l)

  • OEM part number: 25536881
  • Quantity in car: 1
  • Usage: W (L27)

$11.73

Available in 1 shop

Add to cart

Sensor, emission controls v6 (l27/3.8l)

  • OEM part number: 25627057
  • Quantity in car: 1
  • Fuel pump switch & engine oil pressure gage (4 blade terminal, 1/4-18 thread)
  • Usage: W (L27, U21), W (L27, UB3), W (L27, U21), W (L27, UB3)

$1.98

Available in 1 shop

Add to cart

Module, emission controls v6 (l27/3.8l)

  • OEM part number: 88999177
  • Quantity in car: 1
  • Engine control (remanufactured)
  • Usage: W (L27)

$98.86—209.80

Available in 38 shops

Add to cart

Adhesive/sealant, emission controls v6 (l27/3.8l)

  • OEM part number: 89021297
  • Threadlocker high strength 10ml eri intake manifold (89021297 serviced together with bolt 11517188)

$12.94—14.56

Available in 2 shops

Add to cart

Bolt, exhaust system (l27/3.8l)

  • OEM part number: 10049716
  • Pipe hanger (m8x1.25x46) 6202m por

$?

Add to cart

Shield, exhaust system (l27/3.8l)

$?

Add to cart

Hanger, exhaust system (l27/3.8l)

$7.66—20.41

Available in 38 shops

Add to cart

Bolt, exhaust system (l27/3.8l)

  • OEM part number: 10104502
  • Hex flanged head (m10x1.75x20) 9.8

$2.63—2.83

Available in 2 shops

Add to cart

Clamp, exhaust system (l27/3.8l)

  • OEM part number: 10114745
  • Saddle (fits 63.50mm/2.50 pipe)

$21.45—23.45

Available in 38 shops

Add to cart

Shield, exhaust system (l27/3.8l)

$0.77

Available in 1 shop

Add to cart

Shield, exhaust system (l27/3.8l)

  • OEM part number: 10114777
  • Pipe front heat

$0.77

Available in 1 shop

Add to cart

Shield, exhaust system (l27/3.8l)

  • OEM part number: 10152257
  • Pipe heat rear

$?

Add to cart

Insulator, exhaust system (l27/3.8l)

$0.71

Available in 1 shop

Add to cart

Bolt, exhaust system (l27/3.8l)

  • OEM part number: 11508534
  • Hex flanged head, m8x1.25x16, 16.8 outside diameter, machine point, 6171m, por

$0.67—4.06

Available in 38 shops

Add to cart

Screw, exhaust system (l27/3.8l)

  • OEM part number: 11509051
  • Hexagon head with flat washer, m6.3x1.81x20, 17 outside diameter, steel, po

$0.38

Available in 1 shop

Add to cart

Screw, exhaust system (l27/3.8l)

  • OEM part number: 11509371
  • Hexagon with flat washer, tappet, m6.3x1.81x16, 17 outside diameter, ab point, pzor

$2.44—4.47

Available in 38 shops

Add to cart

Nut, exhaust system (l27/3.8l)

  • OEM part number: 11514596
  • Engine lift front (m8x1.25)

$0.17—8.53

Available in 3 shops

Add to cart

Nut, exhaust system (l27/3.8l)

  • OEM part number: 11514596
  • Hex flanged head, m8x1.25, 17.9 outside diameter, 738 thick, 13mm hexagon, 10, zf

$0.17—8.53

Available in 3 shops

Add to cart

Bolt, exhaust system (l27/3.8l)

  • OEM part number: 11515763
  • Hex flanged head, m10x1.5x16, 21.5 outside diameter, machine point, 9.8, 7114

$2.29—2.84

Available in 38 shops

Add to cart

Bolt, exhaust system (l27/3.8l)

  • OEM part number: 11515793
  • Crossover pipe hexagon (m8x1.25x40) 9.8 phos

$1.81—3.57

Available in 38 shops

Add to cart

Nut, exhaust system (l27/3.8l)

  • OEM part number: 11609411
  • Hexagon with conical washer, m6x1, 5.7 thick, 16 outside diameter, 9, gmw3200

$0.35—0.41

Available in 38 shops

Add to cart

Bolt, exhaust system (l27/3.8l)

  • OEM part number: 12337993
  • Hex flanged head, m10x1.5x30, 26thd, 21.5o.d., 10.9,

$?

Add to cart

Pipe, exhaust system (l27/3.8l)

  • OEM part number: 12507651
  • Intermediate exhaust

$?

Add to cart

Muffler, exhaust system (l27/3.8l)

  • OEM part number: 12507653
  • With tail pipe (w57)

$?

Add to cart

Muffler, exhaust system (l27/3.8l)

  • OEM part number: 12507653
  • With tail pipe (w19)

$?

Add to cart

Support, exhaust system (l27/3.8l)

  • OEM part number: 14103951
  • Catalytic converter

$?

Add to cart

Nut, exhaust system (l27/3.8l)

  • OEM part number: 14103956
  • Catalytic converter heat shield

$0.46—0.78

Available in 38 shops

Add to cart

Screw, exhaust system (l27/3.8l)

  • OEM part number: 15714277
  • With washer and slr, m4.2x1.41x13, 5.4thd, 12.5 outside diameter, self tappet, zinc coated

$0.73—1.95

Available in 38 shops

Add to cart

Shield, exhaust system (l27/3.8l)

$?

Add to cart

Pipe, exhaust system (l27/3.8l)

$?

Add to cart

Seal, exhaust system (l27/3.8l)

$10.19—10.97

Available in 2 shops

Add to cart

Converter, exhaust system (l27/3.8l)

$?

Add to cart

Spring, exhaust system (l27/3.8l)

$3.58—7.19

Available in 38 shops

Add to cart

Seal (crossover pipe to right hand exhaust manifold), exhaust system (l27/3.8l)

$0.62

Available in 1 shop

Add to cart

Flange, exhaust system (l27/3.8l)

$?

Add to cart

Pipe, exhaust system (l27/3.8l)

$?

Add to cart

Bolt, exhaust system v6 (lh0/3.1t)

  • OEM part number: 10049716
  • Exhaust pipe hanger (m8x1.25x46) 6202m por

$?

Add to cart

Shield, exhaust system v6 (lh0/3.1t)

$?

Add to cart

Hanger, exhaust system v6 (lh0/3.1t)

$7.66—20.41

Available in 38 shops

Add to cart

Clamp, exhaust system v6 (lh0/3.1t)

$?

Add to cart

Clamp, exhaust system v6 (lh0/3.1t)

$0.44

Available in 1 shop

Add to cart

Pipe, exhaust system v6 (lh0/3.1t)

  • OEM part number: 10062924
  • Exhaust manifold

$?

Add to cart

Pipe, exhaust system v6 (lh0/3.1t)

  • OEM part number: 10087524
  • Exhaust crossover

$?

Add to cart

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