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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.

Seal, fuel supply system rear

  • OEM part number: 22516256
  • Quantity in car: 1
  • Usage: G1, 2, 3 (05-06) (LU3)

$0.44—0.65

Available in 3 shops

Add to cart

Screw, fuel supply system rear (excluding 55 gallon tank ne7)

  • OEM part number: 11515211
  • Quantity in car: 3
  • Hexagon washer head, tappet, m8x1.25x20, 17.2 outside diameter, 6174m, piece (fuel feed & evaporative emission & return pipe retain)
  • Usage: 338

$2.48—2.95

Available in 38 shops

Add to cart

Screw, fuel supply system rear (excluding 55 gallon tank ne7)

  • OEM part number: 11515211
  • Quantity in car: 4
  • Hexagon washer head, tappet, m8x1.25x20, 17.2 outside diameter, 6174m, piece (fuel feed & evaporative emission & return pipe retain)
  • Usage: 339

$2.48—2.95

Available in 38 shops

Add to cart

Retainer, fuel supply system rear (excluding 55 gallon tank ne7)

  • OEM part number: 15250738
  • Usage: G3 (03) (LQ4, LR4)

$2.42—3.12

Available in 38 shops

Add to cart

Pipe, fuel supply system rear (excluding 55 gallon tank ne7)

  • OEM part number: 25755820
  • Quantity in car: 1
  • Fuel feed & evaporative emission & return rear
  • Usage: G338 (03) (LQ4) (EXC NE7)

$?

Add to cart

Pipe, fuel supply system rear (excluding 55 gallon tank ne7)

  • OEM part number: 25755821
  • Quantity in car: 1
  • Fuel feed & evaporative emission & return rear
  • Usage: G339 (03) (LQ4) (EXC NE7)

$?

Add to cart

Clip, fuel supply system rear (55 gallon tank ne7)

  • OEM part number: 10093241
  • Quantity in car: 3
  • Usage: G3 (03) (NE7)

$2.33—2.46

Available in 2 shops

Add to cart

Screw, fuel supply system rear (55 gallon tank ne7)

  • OEM part number: 11515211
  • Quantity in car: 6
  • Hexagon washer head, tappet, m8x1.25x20, 17.2 outside diameter, 6174m, piece (fuel feed & evaporative emission & return pipe retain)
  • Usage: G338 (03)

$2.48—2.95

Available in 38 shops

Add to cart

Screw, fuel supply system rear (55 gallon tank ne7)

  • OEM part number: 11515211
  • Quantity in car: 7
  • Hexagon washer head, tappet, m8x1.25x20, 17.2 outside diameter, 6174m, piece (fuel feed & evaporative emission & return pipe retain)
  • Usage: G339 (03)

$2.48—2.95

Available in 38 shops

Add to cart

12522916 genuine OEM part.

Retainer kit, fuel supply system rear (55 gallon tank ne7)

  • OEM part number: 12522916
  • Quantity in car: 1
  • Fuel feed pipe connect (blue) (includes instrument sht & retain) (use with 5/16 tube, nylon)
  • Usage: G3 (03)

$3.36—4.31

Available in 38 shops

Add to cart

Connector kit, fuel supply system rear (55 gallon tank ne7)

  • OEM part number: 12522917
  • Quantity in car: 1
  • Usage: G1, 2, 3

$3.42—4.36

Available in 39 shops

Add to cart

Retainer, fuel supply system rear (55 gallon tank ne7)

  • OEM part number: 15250738
  • Usage: G3 (03) (LQ4, LR4)

$2.42—3.12

Available in 38 shops

Add to cart

Clip, fuel supply system rear (55 gallon tank ne7)

  • OEM part number: 15250738
  • Quantity in car: 1
  • Fuel feed & return hose (holds 4 pipes/hoses)
  • Usage: G3 (03) (LQ4)

$2.42—3.12

Available in 38 shops

Add to cart

Pipe, fuel supply system rear (55 gallon tank ne7)

  • OEM part number: 15759584
  • Quantity in car: 1
  • Usage: G339 (03) (LQ4, NE7)

$?

Add to cart

Hose, fuel supply system rear (55 gallon tank ne7)

  • OEM part number: 25740135
  • Quantity in car: 1
  • Usage: G3 (03) (NE7)

$95.51

Available in 1 shop

Add to cart

Pipe, fuel supply system rear (55 gallon tank ne7)

  • OEM part number: 25755822
  • Quantity in car: 1
  • Usage: G338 (03) (LQ4, NE7)

$130.91

Available in 1 shop

Add to cart

Screw, fuel supply system rear (excluding 55 gallon tank ne7)

  • OEM part number: 11515211
  • Quantity in car: 2
  • Hexagon washer head, tappet, m8x1.25x20, 17.2 outside diameter, 6174m, piece (fuel feed & evaporative emission & return pipe retain)
  • Usage: 335

$2.48—2.95

Available in 38 shops

Add to cart

Retainer, fuel supply system rear (excluding 55 gallon tank ne7)

  • OEM part number: 15250738
  • Usage: G3 (03) (LQ4, LR4)

$2.42—3.12

Available in 38 shops

Add to cart

Pipe, fuel supply system rear (excluding 55 gallon tank ne7)

  • OEM part number: 25755819
  • Quantity in car: 1
  • Fuel feed & evaporative emission & return rear
  • Usage: G335 (03) (LQ4, LR4) (EXC NE7)

$?

Add to cart

Nut, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 11516075
  • Quantity in car: 1
  • Hex flanged head self lock, m6x1, 7.7thk, 14.2 outside diameter, 9, pzor (fuel tank)

$0.47—1.21

Available in 39 shops

Add to cart

Bolt, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 11517518
  • Hex flanged head, m6x1x20, 17.9 thread, 14.2 outside diameter, 9.8, tin zinc (compressed natural gas high pressure regulator shield)

$2.90—3.31

Available in 38 shops

Add to cart

Nut, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 11570097
  • Quantity in car: 2
  • Unit-type, m6x1, 21.4x15, 11.7 c/e, sae 1050 steel, gmw3359. (fuel tank)

$2.72—4.31

Available in 38 shops

Add to cart

Hose, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 52371591
  • Quantity in car: 1
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6), G237, 337 (05-06) (KL6, KL8)

$?

Add to cart

Bracket, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 52371600
  • Quantity in car: 2
  • Fuel feed hose clip
  • Usage: G234, 334 (05-06) (KL6, KL8)

$0.14—11.15

Available in 2 shops

Add to cart

Bracket, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 52371600
  • Quantity in car: 3
  • Fuel feed hose clip
  • Usage: G337 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6)

$0.14—11.15

Available in 2 shops

Add to cart

Bolt, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 52371671
  • Quantity in car: 1
  • Fuel tank (m8x2.12x20) (hexagon-washer head)
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6, KL8), G2, 3 (KL6, KL8)

$0.63—0.93

Available in 38 shops

Add to cart

Clip, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 52371674
  • Quantity in car: 3
  • Compressed natural gas high pressure regulator pipe (plastic line retaining)
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6, KL8)

$0.12—0.17

Available in 38 shops

Add to cart

Clamp, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 52371676
  • Quantity in car: 1
  • Fuel tank ventilation valve hose (3/8, silicone)
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6, KL8)

$5.16—7.40

Available in 38 shops

Add to cart

Clip, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 52371677
  • Compressed natural gas high pressure regulator pipe
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6, KL8)

$1.00—1.12

Available in 2 shops

Add to cart

Hose, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 52371723
  • Quantity in car: 1
  • Compressed natural gas tank filler (line tee to hpl)
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6)

$?

Add to cart

Spacer, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 52371846
  • Quantity in car: 1
  • Fuel tank (p-clamp spacer for check valve to aft tank fuel line)
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6, KL8)

$2.20—2.37

Available in 2 shops

Add to cart

Bolt, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 52371847
  • Quantity in car: 1
  • Fuel tank (m8x2.12x30) (hexagon-washer head)
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6, KL8)

$0.89—1.00

Available in 2 shops

Add to cart

Hose, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 52372300
  • Quantity in car: 1
  • Compressed natural gas tank filler (line tee to hpr)
  • Usage: G237, 337 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6)

$?

Add to cart

Bracket, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 52372403
  • Quantity in car: 1
  • Compressed natural gas high pressure regulator
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6, KL8)

$0.50—25.71

Available in 2 shops

Add to cart

Hose, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 52372435
  • Quantity in car: 1
  • Compressed natural gas tank filler (line tee to hpr) (135" wheelbase)
  • Usage: G234, 334 (05-06) (KL6, KL8)

$0.71

Available in 1 shop

Add to cart

Tee, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 52372875
  • Quantity in car: 1
  • Compressed natural gas tank filler check valve (must be used with 52372876)
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6, KL8), G2, 3 (KL6, KL8)

$268.79—293.64

Available in 2 shops

Add to cart

Nut, fuel supply system rear high pressure (dedicated natural gas kl8)

  • OEM part number: 11516075
  • Quantity in car: 1
  • Hex flanged head self lock, m6x1, 7.7thk, 14.2 outside diameter, 9, pzor (fuel tank)

$0.47—1.21

Available in 39 shops

Add to cart

Bolt, fuel supply system rear high pressure (dedicated natural gas kl8)

  • OEM part number: 11517518
  • Hex flanged head, m6x1x20, 17.9 thread, 14.2 outside diameter, 9.8, tin zinc (compressed natural gas high pressure regulator shield)

$2.90—3.31

Available in 38 shops

Add to cart

Nut, fuel supply system rear high pressure (dedicated natural gas kl8)

  • OEM part number: 11570097
  • Quantity in car: 2
  • Unit-type, m6x1, 21.4x15, 11.7 c/e, sae 1050 steel, gmw3359. (fuel tank)

$2.72—4.31

Available in 38 shops

Add to cart

Hose, fuel supply system rear high pressure (dedicated natural gas kl8)

  • OEM part number: 52371591
  • Quantity in car: 1
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6)

$?

Add to cart

Hose, fuel supply system rear high pressure (dedicated natural gas kl8)

  • OEM part number: 52371594
  • Quantity in car: 1
  • Compressed natural gas tank filler (hpl to hpr) (135" wheelbase)
  • Usage: G334 (05-06) (KL8)

$?

Add to cart

Hose, fuel supply system rear high pressure (dedicated natural gas kl8)

  • OEM part number: 52371594
  • Quantity in car: 1
  • Usage: G234, 334 (05-06) (KL8)

$?

Add to cart

Bracket, fuel supply system rear high pressure (dedicated natural gas kl8)

  • OEM part number: 52371600
  • Quantity in car: 2
  • Fuel feed hose clip
  • Usage: G234, 334 (05-06) (KL6, KL8)

$0.14—11.15

Available in 2 shops

Add to cart

Bracket, fuel supply system rear high pressure (dedicated natural gas kl8)

  • OEM part number: 52371600
  • Quantity in car: 3
  • Fuel feed hose clip
  • Usage: G337 (05-06) (KL6, KL8)

$0.14—11.15

Available in 2 shops

Add to cart

Bolt, fuel supply system rear high pressure (dedicated natural gas kl8)

  • OEM part number: 52371671
  • Quantity in car: 1
  • Fuel tank (m8x2.12x20) (hexagon-washer head)
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6, KL8), G2, 3 (KL6, KL8)

$0.63—0.93

Available in 38 shops

Add to cart

Clip, fuel supply system rear high pressure (dedicated natural gas kl8)

  • OEM part number: 52371674
  • Quantity in car: 3
  • Compressed natural gas high pressure regulator pipe (plastic line retaining)
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6, KL8)

$0.12—0.17

Available in 38 shops

Add to cart

Clamp, fuel supply system rear high pressure (dedicated natural gas kl8)

  • OEM part number: 52371676
  • Quantity in car: 1
  • Fuel tank ventilation valve hose (3/8, silicone)
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6, KL8)

$5.16—7.40

Available in 38 shops

Add to cart

Clip, fuel supply system rear high pressure (dedicated natural gas kl8)

  • OEM part number: 52371677
  • Compressed natural gas high pressure regulator pipe
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6, KL8)

$1.00—1.12

Available in 2 shops

Add to cart

Hose, fuel supply system rear high pressure (dedicated natural gas kl8)

  • OEM part number: 52371723
  • Quantity in car: 1
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6)

$?

Add to cart

Bolt, fuel supply system rear high pressure (dedicated natural gas kl8)

  • OEM part number: 52371847
  • Quantity in car: 1
  • Fuel tank (m8x2.12x30) (hexagon-washer head)
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6, KL8)

$0.89—1.00

Available in 2 shops

Add to cart

Hose, fuel supply system rear high pressure (dedicated natural gas kl8)

  • OEM part number: 52372300
  • Quantity in car: 1
  • Usage: G237, 337 (05-06) (KL6, KL8)

$?

Add to cart

Bracket, fuel supply system rear high pressure (dedicated natural gas kl8)

  • OEM part number: 52372403
  • Quantity in car: 1
  • Compressed natural gas high pressure regulator
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6, KL8)

$0.50—25.71

Available in 2 shops

Add to cart

Hose, fuel supply system rear high pressure (dedicated natural gas kl8)

  • OEM part number: 52372435
  • Quantity in car: 1
  • Usage: G234, 334 (05-06) (KL6, KL8)

$0.71

Available in 1 shop

Add to cart

Spacer, fuel supply system rear high pressure (dedicated natural gas kl8)

  • OEM part number: 52372462
  • Quantity in car: 1
  • Fuel tank (mid-frame tank, front strap spacer)
  • Usage: G234, 334 (05-06) (KL8), G237, 337 (05-06) (KL8), G237, 337 (05-06) (KL6, KL8)

$1.04—22.23

Available in 2 shops

Add to cart

Tee, fuel supply system rear high pressure (dedicated natural gas kl8)

  • OEM part number: 52372875
  • Quantity in car: 1
  • Compressed natural gas tank filler check valve (must be used with 52372876)
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6, KL8), G2, 3 (KL6, KL8)

$268.79—293.64

Available in 2 shops

Add to cart

Nut, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 11516075
  • Quantity in car: 1
  • Hex flanged head self lock, m6x1, 7.7thk, 14.2 outside diameter, 9, pzor (fuel tank)

$0.47—1.21

Available in 39 shops

Add to cart

Bolt, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 11517518
  • Quantity in car: 3
  • Hex flanged head, m6x1x20, 17.9 thread, 14.2 outside diameter, 9.8, tin zinc (fuel tank)

$2.90—3.31

Available in 38 shops

Add to cart

Nut, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 11570097
  • Quantity in car: 3
  • Unit-type, m6x1, 21.4x15, 11.7 c/e, sae 1050 steel, gmw3359. (fuel tank)

$2.72—4.31

Available in 38 shops

Add to cart

Washer, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 11609679
  • Quantity in car: 1
  • Flat, m8 (compressed natural gas high pressure regulator bracket)

$0.29—0.62

Available in 38 shops

Add to cart

Bolt, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 52371571
  • Quantity in car: 2
  • Compressed natural gas high pressure regulator shield (hexagon head, 5/16-18, unc-2a x 1/2, gr8)
  • Usage: G2, 3 (KL6, KL8)

$1.46—1.80

Available in 38 shops

Add to cart

Nut, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 52371580
  • Quantity in car: 1
  • Compressed natural gas high pressure regulator bracket (m8x1.25)
  • Usage: G338, 339 (03) (KL6, KL8), G335, 338 (03) (KL6, KL8)

$3.03—4.51

Available in 38 shops

Add to cart

Hose, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 52371596
  • Quantity in car: 1
  • Usage: G338 (03) (KL6, KL8), G335, 338 (03) (KL6, KL8)

$314.52—327.30

Available in 36 shops

Add to cart

Hose, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 52371597
  • Quantity in car: 1
  • Usage: G338, 339 (03) (KL6, KL8), G335, 338 (03) (KL6, KL8)

$?

Add to cart

Bracket, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 52371602
  • Quantity in car: 3
  • Fuel feed hose clip
  • Usage: G338, 339 (03) (KL6, KL8)

$?

Add to cart

Bracket, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 52371602
  • Fuel feed hose clip
  • Usage: G335, 338 (03) (KL6, KL8)

$?

Add to cart

Clip, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 52371674
  • Quantity in car: 6
  • Compressed natural gas high pressure regulator pipe (plastic line retaining)
  • Usage: G338, 339 (03) (KL6, KL8)

$0.12—0.17

Available in 38 shops

Add to cart

Clip, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 52371674
  • Compressed natural gas high pressure regulator pipe (plastic line retaining)
  • Usage: G335, 338 (03) (KL6, KL8)

$0.12—0.17

Available in 38 shops

Add to cart

Clamp, fuel supply system rear high pressure (bi-fuel natural gas kl6)

  • OEM part number: 52371676
  • Quantity in car: 1
  • Fuel tank ventilation valve hose (3/8, silicone)
  • Usage: G338, 339 (03) (KL6, KL8)

$5.16—7.40

Available in 38 shops

Add to cart

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