Exhaust System fit your 1991 Buick Regal

My Vehicle Change Vehicle

1991 Buick Regal

4-Speed Automatic Transmission, THM440-T4/4T60

My Vehicle Change Vehicle

1991 Buick Regal

4-Speed Automatic Transmission, THM440-T4/4T60

Categories Close X

You have 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

Part No. &
Part Description

11514596
NUT, Engine Lift, NUT, ENGINE LIFT FRONT (M8X1.25)
MSRP: $7.01
$4.03
1
Add To Cart

HANGER, Exhaust Pipe

10056770
HANGER, PIPE
MSRP: $27.91
$18.68
1
Add To Cart
10056770
HANGER, EXHAUST PIPE
MSRP: $27.91
$18.68
1
Add To Cart

BOLT, Exhaust Pipe

11515793
BOLT, CROSSOVER PIPE HEXAGON (M8X1.25X40) 9.8 PHOSPHATE
MSRP: $6.20
$3.94
1
Add To Cart
10049716
BOLT, PIPE HANGER (M8X1.25X46) 6202M PHOSPHATE ORGANIC
10049716
BOLT, EXHAUST PIPE HANGER (M8X1.25X46) 6202M PHOSPHATE ORGANIC
10104502
BOLT, HEX FLANGED HEAD (M10X1.75X20) 9.8
10104502
BOLT, EXHAUST MANIFOLD PIPE TO MANIFOLD (M10X1.75X20)

PIPE, Exhaust Pipe

10087524
PIPE, EXHAUST CROSSOVER
MSRP: --
$462.49
1
Add To Cart
10199244
PIPE, INTERMEDIATE EXHAUST
12507651
PIPE, INTERMEDIATE EXHAUST
24501729
PIPE, CROSSOVER
25536072
PIPE, MANIFOLD

SEAL, Exhaust Pipe

10094825
SEAL, W/ADAPTER EXHAUST MANIFOLD PIPE
MSRP: $22.78
$13.05
1
Add To Cart
24504545
SEAL, MANIFOLD PIPE
MSRP: $16.89
$6.57
1
Add To Cart
25523161
SEAL (CROSSOVER PIPE TO RH EXHAUST MANIFOLD)
MSRP: $13.23
$13.05
1
Add To Cart

SHIELD, Exhaust Pipe

10152257
SHIELD, PIPE HEAT REAR
MSRP: --
$18.78
1
Add To Cart
10152257
SHIELD, EXHAUST PIPE HEAT
MSRP: --
$18.78
1
Add To Cart
10114777
SHIELD, PIPE FRONT HEAT
10114777
SHIELD, EXHAUST PIPE FRONT HEAT

14103956
NUT, Catalytic Converter, NUT, CATALYTIC CONVERTER HEAT SHIELD
MSRP: $2.88
$1.83
20
Add To Cart

SPRING, Exhaust Pipe

25501711
SPRING, MANIFOLD PIPE
MSRP: --
$13.05
1
Add To Cart
25501711
SPRING, EXHAUST MANIFOLD PIPE
MSRP: --
$13.05
1
Add To Cart

10056727
SHIELD, Exhaust Tail Pipe, SHIELD, MUFFLER HEAT

CLAMP, Exhaust System Attaching

10062891
CLAMP, CATALYTIC CONVERTER FRONT
10062892
CLAMP, CATALYTIC CONVERTER REAR
10114745
CLAMP, SADDLE (FITS 63.50MM/2.50 PIPE)
10114745
CLAMP, EXHAUST MUFFLER

10062924
PIPE, PIPE, EXHAUST MANIFOLD

10114776
SHIELD, Catalytic Converter, SHIELD, CATALYTIC CONVERTER HEAT

10124776
BRACKET, Exhaust Pipe, BRACKET, EXHAUST MANIFOLD PIPE HANGER

MUFFLER, Exhaust

10192684
MUFFLER, W/TAIL PIPE
12507653
MUFFLER, W/TAIL PIPE (W19)
12507653
MUFFLER, W/TAIL PIPE (W57)

BOLT, Exhaust Muffler/Resonator

10199238
BOLT, EXHAUST MUFFLER REAR HANGER (PART OF 16)
10199238
BOLT, EXHAUST MUFFLER FRONT HANGER (PART OF 12)

HANGER, Exhaust Muffler/Resonator

10199241
HANGER, MUFFLER FRONT (INCLUDE 10,36)
10199242
HANGER, MUFFLER REAR (INCLUDE 30,35)

10199276
INSULATOR, Exhaust Muffler/Resonator, INSULATOR, MUFFLER REAR HANGER (PART OF 12)

INSULATOR

10199277
INSULATOR, MUFFLER REAR HANGER
10199277
INSULATOR, EXHAUST MUFFLER REAR HANGER (PART OF 16)
10199277
INSULATOR, EXHAUST PIPE HANGER BRACKET

11502533
NUT, Spring, NUT,STAMPED HEXAGON TYPE DFW M5X0.8 22OD-PC(AS REQUIRED)

14072099
STUD, Exhaust Pipe, STUD, EXHAUST CROSSOVER PIPE

14103951
SUPPORT, SUPPORT, CATALYTIC CONVERTER

24500187
SHIELD, Fuel Line, SHIELD,FUEL PIPE

CONVERTER, Catalytic Converter

25104596
CONVERTER, 3WAY CATALYTIC
25128983
CONVERTER, CATALYTIC

25530037
FLANGE, Exhaust Pipe, FLANGE, PIPE

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

11508534
BOLT, HEX FLANGED HEAD,M8X1.25X16,16.8 O.D.,MACHINE POINT,6171M,PHOSPHATE ORGANIC(AS REQUIRED)
- Replaced By:
  12474220
MSRP: $13.67
$9.14
1
Add To Cart

11500323
WASHER, M8X24X2.3(AS REQUIRED)
- Replaced By:
  11515345
MSRP: $2.11
$1.34
10
Add To Cart

11509051
SCREW, HEXAGON HEAD W/FLAT WASHER,M6.3X1.81X20,17 O.D.,STEEL,PO(AS REQUIRED)
- Replaced By:
  19369733
MSRP: $11.47
$6.39
1
Add To Cart

11509371
SCREW, HEXAGON W/FLAT WASHER,TAP,M6.3X1.81X16,17 O.D.,ALUMINUM BASECOAT POINT,PHOSPHATE ZINC ORGANIC(AS REQUIRED)
- Replaced By:
  11503890
MSRP: $7.22
$4.82
1
Add To Cart

11515763
BOLT, HEX FLANGED HEAD,M10X1.5X16,21.5 O.D.,MACHINE POINT,9.8,7114(AS REQUIRED)
MSRP: $7.20
$4.57
1
Add To Cart

11609411
NUT, HEXAGON W/CONICAL WASHER,M6X1,5.7 THICK,16 OUTSIDE DIAMETER,9,GMW3200(AS REQUIRED)
MSRP: $2.31
$1.46
10
Add To Cart

12337993
BOLT, HEX FLANGED HEAD,M10X1.5X30,26THD,21.5O.D.,10.9,(AS REQUIRED)
- Replaced By:
  11516328
MSRP: $4.12
$2.62
5
Add To Cart

15714277
SCREW, W/WASHER AND SLR,M4.2X1.41X13,5.4THD,12.5 O.D.,SELF TAP,ZINC COATED(AS REQUIRED)
MSRP: $6.91
$4.38
1
Add To Cart

Genuine GM Parts, the Right Choice

GMPartsGiant.com offers the wholesale prices for genuine 1991 Buick Regal parts. Parts like Exhaust System 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, 6 Cyl 3.8L. Model Code: 2 DOOR, 4 DOOR, CUSTOM 2 DOOR, CUSTOM 4 DOOR, LIMITED 2 DOOR, LIMITED 4 DOOR.