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  2. Chevrolet Trucks
  3. 2003
  4. Express 2500
  5. Fuel and exhaust

2003 Chevrolet Trucks Express 2500 fuel and exhaust parts catalog

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Sensor, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 12612571
  • Quantity in car: 2
  • Heated oxygen (position 3) (post converter)
  • Usage: G2, 3 (LY2, LY6)

$40.85—71.35

Available in 38 shops

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Seal RH, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 15035747
  • Quantity in car: 1
  • Usage: G2, 3 (05-06) (LY6, NT7, NU4)

$11.25—18.95

Available in 38 shops

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Seal, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 15077362
  • Quantity in car: 2
  • Usage: G2, 3 (LQ4, LR4), G2, 3 (LY2, LY6), G2, 3 (05-06) (LY2, LY6, NT8, NU1)

$10.11—17.05

Available in 38 shops

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Seal LH, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 15077362
  • Quantity in car: 1
  • Usage: G2, 3 (05-06) (LY6, NT7, NU4)

$10.11—17.05

Available in 38 shops

Add to cart

Converter LH, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 15084243
  • Quantity in car: 1
  • Three way catalytic (with exhaust manifold pipe) (has two converters on front pipe)
  • Usage: G2, 3 (05-06) (LQ4, NA4, NU1), G2, 3 (05-06) (LQ4, NA4, NU1), G2, 3 (05-06) (LQ4, NU2), G2, 3 (05-06) (LR4, NU1), G2, 3 (05-06) (LR4, NU1), G2, 3 (05-06) (LQ4, NU2)

$674.31—1551.30

Available in 38 shops

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Clamp, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 15102936
  • Quantity in car: 1
  • Usage: G2, 3, G2, 3 (LY2, LY6), G2, 3 (LQ4, LR4)

$21.41—23.16

Available in 2 shops

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Converter RH, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 15120811
  • Quantity in car: 1
  • Usage: G2, 3 (05-06) (LQ4, LR4, NC1), G2, 3 (05-06) (LQ4, LR4, NC1), G2, 3 (05-06) (LR4, NA4, NC1), G2, 3 (05) (LQ4, LR4, NA4, NT9, YF7), G2, 3 (06) (LQ4, NT9, ZP5, ZP8, ZX2, 8V5), G2, 3 (05) (LQ4, LR4, NA4, NT9, YF7), G2, 3 (06) (LQ4, NT9, ZP5, ZP8, ZX2, 8V5), G2, 3 (05-06) (LR4, NA4, NC1)

$491.38—1097.08

Available in 38 shops

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Converter RH, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 15120814
  • Quantity in car: 1
  • Usage: G2, 3 (05-06) (LQ4, NA4, NU1), G2, 3 (05-06) (LQ4, NA4, NU1), G2, 3 (05-06) (LQ4, NU2), G2, 3 (05-06) (LQ4, NA4, NU2), G2, 3 (05-06) (LR4, NU1), G2, 3 (05-06) (LQ4, NU2), G2, 3 (05-06) (LR4, NU1), G2, 3 (05-06) (LQ4, NA4, NU2)

$541.28—1101.18

Available in 38 shops

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Nut, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 15709703
  • Quantity in car: 3
  • Hexagon 10x1.5thd, 21.8 outside diameter stainless steel (catalytic converter)

$1.15—2.88

Available in 39 shops

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Nut, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 15709703
  • Quantity in car: 6
  • Hexagon 10x1.5thd, 21.8 outside diameter stainless steel (exhaust manifold pipe)

$1.15—2.88

Available in 39 shops

Add to cart

Insulator, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 15731502
  • Usage: G234, 237 (LM7, LQ4, LR4, LU3), G1, 2, 3, G234, 334 (LY6), G1, 2, 3 (05-06)

$5.59—8.73

Available in 38 shops

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Gasket, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 15733803
  • Quantity in car: 1
  • Catalytic converter (3 bolt holes)
  • Usage: G2, 3 (LQ4, LR4), G2, 3 (LLY, LQ4, LR4, NA4), G2, 3 (LLY, LQ4, LR4), G2, 3 (LY2, LY6), G2, 3 (05-06) (LY2, LY6, NT8, NU1)

$6.88—15.10

Available in 38 shops

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Converter LH, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 15751270
  • Quantity in car: 1
  • Three way catalytic (with exhaust manifold pipe) (exhaust manual pipe with 2 converters on pipe)
  • Usage: G2, 3 (05-06) (LQ4, LR4, NC1), G2, 3 (05-06) (LQ4, LR4, NC1), G2, 3 (05) (LR4, NA4, NC1), G2, 3 (05) (LQ4, LR4, NA4, NT9, YF7), G2, 3 (05) (LR4, NA4, NC1), G2, 3 (05) (LQ4, LR4, NA4, NT9, 5N6), G2, 3 (05) (LQ4, LR4, NA4, NT9, YF7), G2, 3 (05) (LQ4, LR4, NA4, NT9, 5N6), G2, 3 (06) (LQ4, LR4, NA4, NT9, ZP5, ZP8, ZX2, 8V5), G2, 3 (05-06) (LR4, NA4, NC1), G2, 3 (06) (LQ4, LR4, NA4, NT9, ZP5, ZP8, ZX2, 8V5), G2, 3 (06) (LQ4, NT9, ZP5, ZP8, ZX2, 8V5), G2, 3 (06) (LQ4, NT9, ZP5, ZP8, ZX2, 8V5), G2, 3 (05-06) (LR4, NA4, NC1)

$492.27—1425.00

Available in 38 shops

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Stud, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 15756879
  • Quantity in car: 3
  • Usage: G2, 3

$5.78—8.56

Available in 38 shops

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Stud, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 15756879
  • Quantity in car: 4
  • Usage: G1, 2, 3

$5.78—8.56

Available in 38 shops

Add to cart

Bracket, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 15757729
  • Quantity in car: 1
  • Exhaust pipe hanger
  • Usage: G2, 3 (LQ4, LR4, MT1), G2, 3 (LQ4, LR4, MN8), G2, 3 (LQ4, LR4, MN8, MT1)

$20.01—21.53

Available in 2 shops

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Converter LH, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 15853440
  • Quantity in car: 1
  • Three way catalytic (with exhaust manifold pipe) (at front by manifold)
  • Usage: G2, 3 (05-06) (LQ4, LR4, NF9, NT9), G2, 3 (05-06) (LQ4, LR4, NF4, NF9, NT9), G2, 3 (05-06) (LQ4, LR4, NF4, NF9, NT9), G2, 3 (05-06) (LQ4, LR4, NF9, NT9), G2, 3 (05-06) (LY6, NT8, NU1), G2, 3 (05-06) (LY6, NT8, NU1) (EXC YF7), G2, 3 (05-06) (LY2), G2, 3 (06) (LY6, NT8, NU1, ZP3, ZX5), G2, 3 (05-06) (LY2), G2, 3 (06) (LY6, NT8, NU1, ZP3, ZX5)

$433.25—762.10

Available in 37 shops

Add to cart

Converter LH, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 15853440
  • Quantity in car: 1
  • Three way catalytic (with exhaust manifold pipe) (at front by manifold) (vehicle identification number 81105633 and prior use first design 15853442)
  • Usage: G2, 3 (05-06) (LY2, LY6) (2ND DES), G2, 3 (05-06) (LY2, LY6) (2ND DES)

$433.25—762.10

Available in 37 shops

Add to cart

Converter RH, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 15853441
  • Quantity in car: 1
  • Usage: G2, 3 (05-06) (LQ4, LR4, NF9, NT9), G2, 3 (05-06) (LQ4, LR4, NF4, NF9, NT9), G2, 3 (05-06) (LQ4, LR4, NF4, NF9, NT9), G2, 3 (05-06) (LQ4, LR4, NF9, NT9), G2, 3 (05-06) (LY2, LY6, NT8, NU1), G2, 3 (05-06) (LY2, LY6, NT8, NU1)

$421.42—830.24

Available in 37 shops

Add to cart

Converter RH, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 15853441
  • Quantity in car: 1
  • Three way catalytic (with exhaust manifold pipe) (vins 81105633 and prior use first design 15853443)
  • Usage: G2, 3 (05-06) (LY2, LY6) (2ND DES), G2, 3 (05-06) (LY2, LY6) (2ND DES)

$421.42—830.24

Available in 37 shops

Add to cart

Converter LH, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 15853442
  • Quantity in car: 1
  • Three way catalytic (with exhaust manifold pipe) (for vins after 81105633 use second design 15853440)
  • Usage: G2, 3 (05-06) (LY2, LY6) (1ST DES), G2, 3 (05-06) (LY2, LY6) (1ST DES)

$405.83—812.40

Available in 37 shops

Add to cart

Converter LH, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 15853442
  • Quantity in car: 1
  • Three way catalytic (with exhaust manifold pipe)
  • Usage: G2, 3 (05-06) (LQ4, LR4, NT8, NU1, NU4), G2, 3 (05-06) (LQ4, LR4, NT8, NU1, NU4)

$405.83—812.40

Available in 37 shops

Add to cart

Converter RH, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 15853443
  • Quantity in car: 1
  • Three way catalytic (with exhaust manifold pipe) (vins after 81105633 use second design 15853441)
  • Usage: G2, 3 (05-06) (LY2, LY6) (1ST DES), G2, 3 (05-06) (LY2, LY6) (1ST DES)

$452.49—862.54

Available in 37 shops

Add to cart

Converter RH, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 15853443
  • Quantity in car: 1
  • Usage: G2, 3 (05-06) (LQ4, LR4, NT8, NU1, NU4), G2, 3 (05-06) (LQ4, LR4, NT8, NU1, NU4)

$452.49—862.54

Available in 37 shops

Add to cart

Muffler, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 15942552
  • Quantity in car: 1
  • Usage: G234, 334 (05-06) (LY6, NT7, NU4)

$410.40—819.61

Available in 38 shops

Add to cart

Muffler, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 15942554
  • Quantity in car: 1
  • Usage: G237, 337 (05-06) (LY6, NT7, NU4)

$424.83—573.24

Available in 38 shops

Add to cart

Sensor RH, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 19209805
  • Quantity in car: 1
  • Heated oxygen (position 2) (pre converter) (used on vehicles with right-hand o2 sensor marked 19209805)
  • Usage: G1, 2, 3 (LM7, LQ4, LR4, LU3) (2ND DES)

$44.85—75.06

Available in 38 shops

Add to cart

Sensor RH, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 19209805
  • Quantity in car: 1
  • Heated oxygen (position 3) (post converter)
  • Usage: G2, 3 (LQ4, LR4), G1, 2, 3 (LM7, LQ4, LR4, LU3)

$44.85—75.06

Available in 38 shops

Add to cart

Sensor RH, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 19209805
  • Quantity in car: 1
  • Heated oxygen (position 3) (post converter) (used on vehicles with right-hand o2 sensor marked 19209805)
  • Usage: G1, 2, 3 (LM7, LQ4, LR4, LU3) (2ND DES)

$44.85—75.06

Available in 38 shops

Add to cart

Sensor LH, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 19209808
  • Quantity in car: 1
  • Heated oxygen (position 2) (pre converter) (used on vehicles with right-hand o2 sensor marked 25333812)
  • Usage: G1, 2, 3 (LM7, LQ4, LR4) (1ST DES)

$49.71—55.71

Available in 38 shops

Add to cart

Sensor LH, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 19209808
  • Quantity in car: 1
  • Heated oxygen (position 3) (post converter)
  • Usage: G1, 2, 3 (LM7, LQ4, LR4, LU3), G2, 3 (LQ4, LR4)

$49.71—55.71

Available in 38 shops

Add to cart

Sensor LH, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 19209808
  • Quantity in car: 1
  • Heated oxygen (position 3) (post converter) (used on vehicles with right-hand o2 sensor marked 25333812)
  • Usage: G1, 2, 3 (LM7, LQ4, LR4, LU3) (1ST DES)

$49.71—55.71

Available in 38 shops

Add to cart

Converter RH, exhaust system v8 (lr4/4.8v, lq4/6.0u excluding nc1, nu1, nu2)

  • OEM part number: 20858261
  • Quantity in car: 1
  • Usage: G2, 3 (05) (LQ4, LR4, NA4, NF4, NT9) (EXC YF7)

$436.56—1190.24

Available in 38 shops

Add to cart

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