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  1. Home
  2. Chevrolet Trucks
  3. 2003
  4. Express 3500
  5. Fuel and exhaust

2003 Chevrolet Trucks Express 3500 fuel and exhaust parts catalog

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

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) (LY2, LY6, NT8, NU1)

$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), 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, 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, 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)

$492.27—1425.00

Available in 38 shops

Add to cart

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