Exhaust System fit your 2003 Buick Lesabre

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2003 Buick Lesabre

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Vehicle Options

6 Cyl 3.8L MFI, HO (ERV6 Series); 4-Speed Automatic Transmission, 4T65-E

Vehicle Options

6 Cyl 3.8L MFI, HO (ERV6 Series); 4-Speed Automatic Transmission, 4T65-E

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Fuel System, Exhaust, Emission System

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Recommended

Part No. & Part Description

Price & Qty.

Part No. &
Part Description

24502332
STUD, Intake & Exhaust Manifold, STUD,EXHAUST MANIFOLD(TO CYL HEAD-UPPER & LOWER FRONT-CENTER-REAR)(5/16-18X#8 MACHINE THREAD X 50MM LG)
- Require Quantity: 07
- Package Quantity: 5
$1.66 $1.05
5
Add To Cart

1647558
SEAL, Exhaust Pipe, SEAL,EXHAUST CROSSOVER PIPE
$28.80 $17.41
1
Add To Cart

SENSOR, Computer Control Sensors

19178924
SENSOR, HEATED OXYGEN(POSITION 3)(POST CONVERTER)
$138.88 $47.82
1
Add To Cart
19178958
SENSOR, HEATED OXYGEN(POSITION 1)(IN EXHAUST MANIFOLD/CROSSOVER)
$125.66 $60.51
1
Add To Cart

24501847
BOLT, Exhaust Pipe, BOLT,EXHAUST CROSSOVER PIPE FLANGE(TO LEFT EXHAUST MANIFOLD)(M8X1.25X44)(3.275)
- Require Quantity: 02
- Package Quantity: 1
$8.21 $6.75
1
Add To Cart

STUD, Exhaust Pipe
24576687
STUD, EXHAUST MANIFOLD PIPE(M10X1.5X24 TO M10X1.5X33)
Fitting Vehicle Options: H
Require Quantity: 02
Package Quantity: 10
$22.77 $14.49
10
Add To Cart
11589156
STUD, EXHAUST CROSSOVER PIPE(TO RIGHT MANIFOLD - FOR POWER BRAKE BOOSTER HEAT SHIELD)
- Fitting Vehicle Options: H(L36)
- Require Quantity: 02
- Package Quantity: 1

PIPE, Exhaust Pipe
24503125
PIPE, EXHAUST CROSSOVER(W/HEAT SHIELD)(STAINLESS STEEL)
Fitting Vehicle Options: H(L36)
$654.11 $435.55
1
Add To Cart
10371540
PIPE, EXHAUST MANIFOLD
- Fitting Vehicle Options: H

15286606
GASKET, Exhaust Pipe, GASKET,EXHAUST MANIFOLD PIPE
$32.31 $20.55
1
Add To Cart

3544534
GASKET, Catalytic Converter, GASKET,CATALYTIC CONVERTER
$12.32 $8.24
1
Add To Cart

24503271
BOLT, Intake & Exhaust Manifold, BOLT,EXHAUST MANIFOLD(TO LEFT HEAD)(5/16-18 X 25 1/2)
$35.32 $22.46
1
Add To Cart

25555386
BOLT, Exhaust Muffler/Resonator, BOLT,EXHAUST MUFFLER(M8X1.25X50,20.5 THREAD)(HEX FLANGED HEAD SHOULDER)
- Require Quantity: 02
- Package Quantity: 1
$37.54 $25.11
1
Add To Cart

25687438
INSULATOR, Exhaust Tail Pipe, INSULATOR,EXHAUST TAIL PIPE HANGER(PART OF 21)
$10.10 $8.06
1
Add To Cart

25729651
SHIELD, Catalytic Converter, SHIELD,CATALYTIC CONVERTER & EXHAUST MUFFLER HEAT
$83.78
1
Add To Cart

MANIFOLD, Engine Exhaust Manifold
24503920
MANIFOLD, EXHAUST
Location: Passenger Side
24504379
MANIFOLD, EXHAUST(MACHINING)
- Location: Driver Side

25609451
INSULATOR, Exhaust Muffler/Resonator, INSULATOR,EXHAUST MUFFLER INTERMEDIATE HANGER(PART OF 21)(FRONT-INTERMEDIATE)
- Require Quantity: 02
- Package Quantity: 1

25711980
BRACKET, Exhaust Muffler/Resonator, BRACKET,EXHAUST MUFFLER REAR HANGER
- Require Quantity: 02
- Package Quantity: 1

25773762
MUFFLER, Exhaust, MUFFLER,EXHAUST (W/EXHAUST & TAIL PIPE & 3 WAY CATALYTIC CONVERTER)(INCLUDES 25,27,28)
- Replaced By: 19420122

25910637
SHIELD, Chassis/Engine Wiring Harness, SHIELD,OXYGEN SENSOR WIRING HARNESS

11517996
NUT, HEX FLANGED HEAD,M10X1.5,11.2 THICK,21.5 OUTSIDE DIAMETER,10,7111M,ALL METAL PREVENT TORQUE(EXHAUST MANIFOLD PIPE)
- Require Quantity: 02
- Package Quantity: 1
$7.38 $4.46
1
Add To Cart

11514597
NUT, HEX FLANGED HEAD,10X1.5 THREAD, 9.8 THICK, 21.8 OUTSIDE DIAMETER, 510M (10) PHOSPHATE ZINC ORGANIC - FLAKE 7111M(EXHAUST MUFFLER REAR HANGER BRACKET)(2.383)
$8.42 $4.69
1
Add To Cart

11515767
BOLT, HEX FLANGED HEAD,M10X1.5X35,32THD,22.3 O.D.,MACHINE,10.9,7114M(EXHAUST MUFFLER REAR HANGER BRACKET)(TOGETHER WITH 12345493)
$1.22 $0.75
10
Add To Cart

11609746
NUT, HEX FLANGED HEAD,M8X1.25,8.9THK,17.6 O.D.,10 STEEL,GMW3200, PREVENT TORQUE(EXHAUST MANIFOLD)
- Require Quantity: 04
- Package Quantity: 12
$4.42 $2.67
12
Add To Cart

11609746
NUT, HEX FLANGED HEAD,M8X1.25,8.9THK,17.6 O.D.,10 STEEL,GMW3200, PREVENT TORQUE(CATALYTIC CONVERTER)
- Require Quantity: 04
- Package Quantity: 12
$4.42 $2.67
12
Add To Cart

11561734
RIVET, POP,.187"SHANK DIAMETER,.51"LONG,.625"OUTSIDE DIAMETER,.062-.25GRIP,ALUMINUM,PURPLE,DOME HEAD.(CATALYTIC CONVERTER HEAT SHIELD)
- Fitting Vehicle Options: H
- Require Quantity: 06
- Package Quantity: 1
$7.39 $4.69
1
Add To Cart

11561734
RIVET, POP,.187"SHANK DIAMETER,.51"LONG,.625"OUTSIDE DIAMETER,.062-.25GRIP,ALUMINUM,PURPLE,DOME HEAD.(OXYGEN SENSOR WIRING HARNESS SHIELD)
- Fitting Vehicle Options: H
- Require Quantity: 04
- Package Quantity: 1
$7.39 $4.69
1
Add To Cart

Genuine GM Parts, the Right Choice

GMPartsGiant.com offers the wholesale prices for genuine 2003 Buick Lesabre 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 3.8L. Model Code: CUSTOM, LIMITED.