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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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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 (05-06) (LQ4, LR4, NA4, NF9), G2, 3 (06) (LQ4, LR4, NA4, NF4, NT9, ZP3, ZX5), G2, 3 (05) (LQ4, LR4, NA4, NF4, NT9) (EXC YF7), G2, 3 (05-06) (LQ4, LR4, NA4, NF9), G2, 3 (06) (LQ4, LR4, NA4, NF4, NT9, ZP3, ZX5), G2, 3 (05-06) (LQ4, LR4, NF4, NF9, NT9), G2, 3 (05-06) (LQ4, LR4, NF4, NF9, NT9)

$436.56—1190.24

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: 25333812
  • Quantity in car: 1
  • Heated oxygen (position 2) (pre converter) (original equipment manufacturer sensor)
  • Usage: G1, 2, 3 (LM7, LQ4, LR4, LU3), G2, 3 (LQ4, LR4)

$75.73—79.01

Available in 2 shops

Add to cart

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

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

$75.73—79.01

Available in 2 shops

Add to cart

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

  • OEM part number: 25834227
  • Quantity in car: 1
  • Usage: G234, 334 (LY6), G234, 334 (05-06) (LY6, NT8, NU1) (EXC YF7), G234, 334 (LQ4)

$414.57—885.11

Available in 37 shops

Add to cart

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

  • OEM part number: 25834228
  • Quantity in car: 1
  • Usage: G237, 337 (LQ4), G237, 337 (LY6), G237, 337 (LY6, NT8, NU1)

$462.52

Available in 1 shop

Add to cart

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

  • OEM part number: 25834230
  • Quantity in car: 1
  • Usage: G234, 334 (LR4), G234, 334 (LY2)

$393.21—855.57

Available in 37 shops

Add to cart

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

  • OEM part number: 25834231
  • Quantity in car: 1
  • Usage: G237, 337 (LR4), G237, 337 (LY2)

$447.15

Available in 1 shop

Add to cart

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

  • OEM part number: 25851449
  • Quantity in car: 1
  • Usage: G234, 334 (LQ4)

$492.73

Available in 1 shop

Add to cart

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

  • OEM part number: 25851450
  • Quantity in car: 1
  • Usage: G237, 337 (LQ4)

$700.15—724.39

Available in 2 shops

Add to cart

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

  • OEM part number: 25851452
  • Quantity in car: 1
  • Usage: G234 (LR4), G234, 334 (LR4)

$529.12—796.48

Available in 38 shops

Add to cart

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

  • OEM part number: 25851453
  • Quantity in car: 1
  • Usage: G237 (LR4), G237, 337 (LR4)

$540.78

Available in 1 shop

Add to cart

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

  • OEM part number: 25861814
  • Quantity in car: 1
  • Exhaust pipe hanger
  • Usage: G2, 3 (LY2, LY6, MN8, MT1), G2, 3 (05-06) (LY2, LY6, NT8, NU1)

$33.95—36.53

Available in 2 shops

Add to cart

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

  • OEM part number: 25921611
  • Quantity in car: 1
  • Three way catalytic (with exhaust manifold pipe)
  • Usage: G2, 3 (06) (LQ4, LR4, NA4, NF4, NT9, ZP3, ZX5), G2, 3 (06) (LQ4, LR4, NA4, NF4, NT9, ZP3, ZX5), G2, 3 (05) (LQ4, LR4, NA4, NF4, NT9) (EXC YF7, 5N6), G2, 3 (05-06) (LQ4, LR4, NA4, NF9), G2, 3 (05) (LQ4, LR4, NA4, NF4, NT9) (EXC YF7, 5N6), G2, 3 (05-06) (LQ4, LR4, NA4, NF9), G2, 3 (05-06) (LQ4, LR4, NF4, NF9, NT9), G2, 3 (05-06) (LQ4, LR4, NF4, NF9, NT9)

$508.49—968.79

Available in 38 shops

Add to cart

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

  • OEM part number: 11515767
  • Quantity in car: 2
  • Hex flanged head, m10x1.5x35, 32thd, 22.3 outside diameter, machine, 10.9, 7114m (exhaust pipe hanger bracket) (together with 12345493)

$0.55—0.75

Available in 38 shops

Add to cart

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

  • OEM part number: 11589264
  • Quantity in car: 6
  • Straight, m10x1.5x30, m10x1.5x16, 57 tl, stainless steel (exhaust manifold pipe)

$6.97—11.75

Available in 38 shops

Add to cart

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

  • OEM part number: 12581346
  • Quantity in car: 1
  • Heated oxygen (position 2) (pre converter)
  • Usage: G1, 2, 3 (LM7, LQ4, LR4, LU3)

$74.33—79.01

Available in 2 shops

Add to cart

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

  • OEM part number: 12581346
  • Quantity in car: 1
  • Heated oxygen (position 2) (pre converter) (used on vehicles with right-hand o2 sensor marked 12581346)
  • Usage: G1, 2, 3 (LM7, LQ4, LR4, LU3) (2ND DES)

$74.33—79.01

Available in 2 shops

Add to cart

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

  • OEM part number: 15077362
  • Quantity in car: 2
  • Usage: G2, 3 (LQ4, LR4)

$10.11—17.05

Available in 38 shops

Add to cart

Converter LH, exhaust system v8 (lr4/4.8v, lq4/6.0u with 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

Add to cart

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

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

$21.41—23.16

Available in 2 shops

Add to cart

Converter RH, exhaust system v8 (lr4/4.8v, lq4/6.0u with 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

Add to cart

Converter RH, exhaust system v8 (lr4/4.8v, lq4/6.0u with 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

Add to cart

Nut, exhaust system v8 (lr4/4.8v, lq4/6.0u with 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

Add to cart

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

  • OEM part number: 15731502
  • Quantity in car: 2
  • Usage: G237, 337 (LLY, LQ4, LR4), G234, 334 (LLY, LQ4, LR4)

$5.59—8.73

Available in 38 shops

Add to cart

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

  • OEM part number: 15731502
  • Quantity in car: 1
  • Exhaust muffler hanger
  • Usage: G1, 2, 3 (05-06)

$5.59—8.73

Available in 38 shops

Add to cart

Gasket, exhaust system v8 (lr4/4.8v, lq4/6.0u with 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)

$6.88—15.10

Available in 38 shops

Add to cart

Converter LH, exhaust system v8 (lr4/4.8v, lq4/6.0u with 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

Add to cart

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

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

$5.78—8.56

Available in 38 shops

Add to cart

Bracket, exhaust system v8 (lr4/4.8v, lq4/6.0u with 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)

$20.01—21.53

Available in 2 shops

Add to cart

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

  • OEM part number: 19209805
  • Quantity in car: 1
  • Heated oxygen (position 3) (post converter)
  • Usage: 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 with 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 with 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 with 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)

$49.71—55.71

Available in 38 shops

Add to cart

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

  • OEM part number: 20858261
  • Quantity in car: 1
  • Usage: G2, 3 (05) (LQ4, LR4, NA4, NF4, NT9) (EXC YF7), G2, 3 (05-06) (LQ4, LR4, NA4, NF9), G2, 3 (06) (LQ4, LR4, NA4, NF4, NT9, ZP3, ZX5), G2, 3 (05) (LQ4, LR4, NA4, NF4, NT9) (EXC YF7), G2, 3 (05-06) (LQ4, LR4, NA4, NF9), G2, 3 (06) (LQ4, LR4, NA4, NF4, NT9, ZP3, ZX5)

$436.56—1190.24

Available in 38 shops

Add to cart

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