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

2003 Chevrolet Trucks Express 3500 fuel and exhaust parts catalog

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

  • OEM part number: 52371677
  • Compressed natural gas high pressure regulator pipe
  • Usage: G335, 338 (03) (KL6, KL8)

$1.00—1.12

Available in 2 shops

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: G338, 339 (03) (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
  • 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 (dedicated natural gas kl8)

  • 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 (dedicated natural gas kl8)

  • 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 (dedicated natural gas kl8)

  • 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 (dedicated natural gas kl8)

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

$3.03—4.51

Available in 38 shops

Add to cart

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

  • OEM part number: 52371580
  • Fuel tank (m8x1.25)
  • Usage: G2, 3 (KL6, KL8)

$3.03—4.51

Available in 38 shops

Add to cart

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

  • OEM part number: 52371583
  • Quantity in car: 1
  • Usage: G338 (03) (KL6, KL8)

$67.67

Available in 1 shop

Add to cart

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

  • OEM part number: 52371584
  • Quantity in car: 1
  • Usage: G338 (03) (KL6, KL8)

$1.33—55.99

Available in 2 shops

Add to cart

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

  • OEM part number: 52371585
  • Quantity in car: 1
  • Usage: G338 (03) (KL8), G339 (03) (KL8)

$1.33—57.17

Available in 2 shops

Add to cart

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

  • OEM part number: 52371592
  • Quantity in car: 1
  • Usage: G338, 339 (03) (KL6, KL8), G335, 338 (03) (KL6, KL8)

$?

Add to cart

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

  • OEM part number: 52371595
  • Quantity in car: 1
  • Usage: G339 (03) (KL6, KL8)

$325.36—338.01

Available in 36 shops

Add to cart

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

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

$314.52—327.30

Available in 36 shops

Add to cart

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

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

$?

Add to cart

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

  • OEM part number: 52371597
  • Quantity in car: 1
  • Compressed natural gas tank filler (line tee to hpl)
  • Usage: G338, 339 (03) (KL6, KL8), G335, 338 (03) (KL6, KL8)

$?

Add to cart

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

  • 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 (dedicated natural gas kl8)

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

$?

Add to cart

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

  • 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 (dedicated natural gas kl8)

  • 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 (dedicated natural gas kl8)

  • 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

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

  • OEM part number: 52371677
  • Quantity in car: 2
  • Compressed natural gas high pressure regulator pipe
  • Usage: G338 (03) (KL8)

$1.00—1.12

Available in 2 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: G335, 338 (03) (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: 52371696
  • Quantity in car: 1
  • Compressed natural gas tank filler (filter to lpl)
  • Usage: G338 (03) (KL8), G339 (03) (KL8)

$?

Add to cart

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

  • OEM part number: 52371697
  • Quantity in car: 1
  • Compressed natural gas tank filler (line tee to fill valve)
  • Usage: G338, 339 (03) (KL6, KL8), G335, 338 (03) (KL6, KL8)

$?

Add to cart

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

  • OEM part number: 52372308
  • Quantity in car: 1
  • Usage: G339 (03) (KL8), G338 (03) (KL8)

$?

Add to cart

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

  • OEM part number: 52372309
  • Quantity in car: 1
  • Usage: G339 (03) (KL8)

$?

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: G338, 339 (03) (KL6, KL8), G2, 3 (KL6, KL8)

$268.79—293.64

Available in 2 shops

Add to cart

Nut, fuel tank rear unit (natural gas kl6, kl8)

  • OEM part number: 03537772
  • Quantity in car: 4
  • M12x1.75, 10.6thk, 28 outside diameter, 10, 7111m (fuel tank)

$?

Add to cart

Bolt, fuel tank rear unit (natural gas kl6, kl8)

  • OEM part number: 11518712
  • Quantity in car: 4
  • Hexagon with conical washer, m12x1.75x59, 53.6 thread, 24od, 10.9, 7114m, machine, 6175m, header (fuel tank)

$2.63—3.10

Available in 38 shops

Add to cart

Valve, fuel tank rear unit (natural gas kl6, kl8)

  • OEM part number: 52371589
  • Quantity in car: 1
  • Compressed natural gas tk high pressure shutoff (with temperature sensor)
  • Usage: G234, 334 (05-06) (KL6, KL8), G234, 334 (05-06) (KL6, KL8), G2, 3 (KL6, KL8)

$404.87—422.95

Available in 2 shops

Add to cart

Valve, fuel tank rear unit (natural gas kl6, kl8)

  • OEM part number: 52371590
  • Quantity in car: 1
  • Compressed natural gas tk high pressure shutoff (without temperature sensor)
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6, KL8), G2, 3 (KL6, KL8)

$403.92—451.07

Available in 38 shops

Add to cart

Hose, fuel tank rear unit (natural gas kl6, kl8)

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

$?

Add to cart

Sensor, fuel tank rear unit (natural gas kl6, kl8)

  • OEM part number: 52371603
  • Quantity in car: 1
  • Usage: G234, 3 (05-06) (KL6, KL8), G2, 3 (KL6, KL8)

$226.30—236.41

Available in 2 shops

Add to cart

Grommet, fuel tank rear unit (natural gas kl6, kl8)

  • OEM part number: 52371606
  • Quantity in car: 1
  • Compressed natural gas high pressure regulator pipe
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6)

$2.41

Available in 1 shop

Add to cart

Pinion, fuel tank rear unit (natural gas kl6, kl8)

  • OEM part number: 52371607
  • Quantity in car: 4
  • Compressed natural gas tk strap (1/8 diameter x 1")
  • Usage: G334 (05-06) (KL6, KL8), G337 (05-06) (KL6, KL8), G2, 3 (KL6, KL8)

$2.17—2.20

Available in 2 shops

Add to cart

Pinion, fuel tank rear unit (natural gas kl6, kl8)

  • OEM part number: 52371608
  • Quantity in car: 4
  • Compressed natural gas tk strap (1/2" x 3 1/2")
  • Usage: G334 (05-06) (KL6, KL8), G337 (05-06) (KL6, KL8), G2, 3 (KL6, KL8)

$0.20—3.42

Available in 2 shops

Add to cart

Washer, fuel tank rear unit (natural gas kl6, kl8)

  • OEM part number: 52371609
  • Quantity in car: 8
  • Fuel tank ground strap (1/2"x7/8" outside diameter)
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6, KL8)

$0.18—0.22

Available in 38 shops

Add to cart

Insulator, fuel tank rear unit (natural gas kl6, kl8)

  • OEM part number: 52371634
  • Quantity in car: 1
  • Compressed natural gas tk support (cut to length)
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6, KL8), G2, 3 (KL6, KL8)

$0.20—32.90

Available in 2 shops

Add to cart

Connector, fuel tank rear unit (natural gas kl6, kl8)

  • OEM part number: 52371664
  • Fuel feed pipe
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6, KL8)

$3.27—48.57

Available in 2 shops

Add to cart

Connector, fuel tank rear unit (natural gas kl6, kl8)

  • OEM part number: 52371665
  • Quantity in car: 1
  • Fuel feed pipe
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6)

$2.59—96.01

Available in 2 shops

Add to cart

Bolt, fuel tank rear unit (natural gas kl6, kl8)

  • OEM part number: 52371712
  • Quantity in car: 2
  • Fuel tank (m6x10)
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6, KL8), G2, 3 (KL6, KL8)

$2.99—3.27

Available in 38 shops

Add to cart

Support, fuel tank rear unit (natural gas kl6, kl8)

  • OEM part number: 52372282
  • Quantity in car: 1
  • Compressed natural gas tk (rear tank) (bracket brace)
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6)

$509.15—547.84

Available in 2 shops

Add to cart

Strap, fuel tank rear unit (natural gas kl6, kl8)

  • OEM part number: 52372284
  • Quantity in car: 4
  • Compressed natural gas tk (rear tank)
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6)

$0.20

Available in 1 shop

Add to cart

Tank, fuel tank rear unit (natural gas kl6, kl8)

  • OEM part number: 52372292
  • Quantity in car: 1
  • Compressed natural gas (front tank)
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6)

$1.00—1621.92

Available in 2 shops

Add to cart

Tank, fuel tank rear unit (natural gas kl6, kl8)

  • OEM part number: 52372293
  • Quantity in car: 1
  • Compressed natural gas (rear tank)
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6)

$1.00—1657.82

Available in 2 shops

Add to cart

Seal, fuel tank rear unit (natural gas kl6, kl8)

  • OEM part number: 52372415
  • Quantity in car: 1
  • Compressed natural gas tk high pressure shutoff valve (O-ring)
  • Usage: G234, 334 (05-06) (KL6, KL8), G237, 337 (05-06) (KL6, KL8), G2, 3 (KL6, KL8)

$2.20—2.37

Available in 2 shops

Add to cart

Nut, fuel tank rear unit (natural gas kl6, kl8)

  • OEM part number: 03537772
  • Quantity in car: 4
  • M12x1.75, 10.6thk, 28 outside diameter, 10, 7111m (fuel tank)

$?

Add to cart

Connector, fuel tank rear unit (natural gas kl6, kl8)

  • OEM part number: 52371542
  • Quantity in car: 1
  • Inline-to body harness
  • Usage: G338, 339 (03) (KL6, KL8), G335, 338 (03) (KL6, KL8)

$36.59

Available in 1 shop

Add to cart

Valve, fuel tank rear unit (natural gas kl6, kl8)

  • OEM part number: 52371589
  • Quantity in car: 1
  • Usage: G338, 339 (03) (KL6, KL8), G2, 3 (KL6, KL8)

$404.87—422.95

Available in 2 shops

Add to cart

Valve, fuel tank rear unit (natural gas kl6, kl8)

  • OEM part number: 52371590
  • Quantity in car: 1
  • Usage: G338, 339 (03) (KL6, KL8), G2, 3 (KL6, KL8)

$403.92—451.07

Available in 38 shops

Add to cart

Sensor, fuel tank rear unit (natural gas kl6, kl8)

  • OEM part number: 52371603
  • Quantity in car: 1
  • Usage: G338, 339 (03) (KL6, KL8), G2, 3 (KL6, KL8)

$226.30—236.41

Available in 2 shops

Add to cart

Pinion, fuel tank rear unit (natural gas kl6, kl8)

  • OEM part number: 52371607
  • Quantity in car: 4
  • Compressed natural gas tk strap (1/8 diameter x 1")
  • Usage: G338 (03) (KL6, KL8), G339 (03) (KL6, KL8)

$2.17—2.20

Available in 2 shops

Add to cart

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