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Parts found for 2003 Chevrolet Silverado 1500 HD 2WD > Fuel System, Exhaust, Emission System > Natural Gas/High Pressure Regulator & Mounting

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  •  
    BOLT, Engine Fuel Filter Make Sure These Fit  
  • BOLT, CNG FUEL FILTER
    Fitting Vehicle Options: CK259(03-43-53)(KL6,KL8)
    Require Qty: 02
    Package Qty: 1
    $2.14
    $1.37
  • BOLT, CNG FUEL FILTER(3.162)
    Fitting Vehicle Options: CK259(03)(KL6,ZW9)
    Require Qty: 04
    Package Qty: 1
    $4.18
    $2.67
  •  
    FITTING, Fuel Line Make Sure These Fit  
  • FITTING, CNG FUEL FEED REAR PIPE(PART OF 1)
    Fitting Vehicle Options: CK259(03)(KL6,ZW9)
    $187.58
    $119.75
  • FITTING, CNG HIGH PRESSURE REGULATOR HEATER INLET HOSE(PART OF 1)
    Fitting Vehicle Options: CK259(03)(KL6,ZW9)
    $34.80
    $22.22
  • FITTING, CNG HIGH PRESSURE REGULATOR HEATER OUTLET HOSE(PART OF 1)
    Fitting Vehicle Options: CK259(03)(KL6,ZW9)
    $34.80
    $22.22
  • FITTING, CNG HIGH PRESSURE REGULATOR PIPE(PART OF 1)
    Fitting Vehicle Options: CK259(03)(KL6,ZW9)
    $22.26
    $14.21
  • FITTING, CNG HIGH PRESSURE REGULATOR PIPE(PART OF 1)(17.5MMX132MM LG)(THREAD 9/16 SAE & 3/8 ORFS)
    Fitting Vehicle Options: CK259(03-53)(KL6)
    $165.19
    $105.46
  •  
    SEAL, Fuel Line Make Sure These Fit  
  • SEAL, CNG HIGH PRESSURE REGULATOR PIPE FITTING(O RING)(PART OF 18)
    Fitting Vehicle Options: CK259(03-53)(KL6,KL8)
    Require Qty: 05
    Package Qty: 1
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  • SEAL, CNG LOW PRESSURE REGULATOR PIPE FITTING (O RING)(PART OF 1,18)(SAE 6)(3/8" INSIDE DIAMETER)
    Fitting Vehicle Options: CK259(03-53)(KL6)
    Require Qty: 05
    Package Qty: 1
    $5.25
    $3.35
  • SEAL, CNG LOW PRESSURE REGULATOR PIPE(O RING)(PART OF 1,18)(3/8"O-RING FACE SEAL)
    Fitting Vehicle Options: CK259(03)(KL6,ZW9)
    Require Qty: 05
    Package Qty: 1
    $5.09
    $3.25
Genuine GM Parts, the Right Choice
GMPartsGiant.com offers the lowest prices for genuine 2003 Chevrolet Silverado 1500 HD 2WD parts. Parts like Natural Gas/High Pressure Regulator & Mounting are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 6 Cyl 4.3L, 8 Cyl 4.8L, 8 Cyl 5.3L, 8 Cyl 5.3L Flex, 8 Cyl 5.7L, 8 Cyl 6.0L, 8 Cyl 6.6L Diesel, 8 Cyl 8.1L. Model Code: 1/2 TON, 1500 CREW CAB LONG BOX, 1500 EXTENDED CAB LONG BOX, 1500 EXTENDED CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX, 2500 CREW CAB LONG BOX, 2500 CREW CAB STANDARD BOX, 2500 EXTENDED CAB LONG BOX, 2500 EXTENDED CAB STANDARD BOX, 2500 REGULAR CAB, 3/4 TON, 3500 CREW CAB, 3500 EXTENDED CAB, 4 DOOR 1/2 TON.
 
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This part contains hazardous material.

This part is a packaged part and contains multiple quantities of: (Pack Qty: 4)

This part is a packaged part and contains multiple quantities of the same item. In an effort to simplify packaging GM will sometimes include multiple parts in a package.