2003 Chevy Silverado Radiator Caps

Replacement Radiator Cap
Select Your Submodel
4.3L
4.8L
5.3L
5.7L
6.0L
6.6L
8.1L
  • ACDelco® - GM Original Equipment™ Engine Coolant Radiator Cap with Dual O-Ring
    ACDelco®GM Original Equipment™ Engine Coolant Radiator Cap with Dual O-Ring
    2
    # mpn869381233
    Chevy Silverado 2003, GM Original Equipment™ Engine Coolant Radiator Cap with Dual O-Ring by ACDelco®. With Dual O-Ring. Pressure: 15 lbs. Designed utilizing the latest technology, this product by ACDelco features premium quality and...
    Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
    $18.29Save: $2.82 (15%)
    $15.47
  • Gates® - Engine Coolant Replacement Radiator Cap
    Gates®Engine Coolant Replacement Radiator Cap
    0
    # 1242823933
    Chevy Silverado 2003, Engine Coolant Replacement Radiator Cap by Gates®. Pressure: 15 psi. Type: Closed System. Shell Diameter: 2.56". Filler Neck Outside Diameter: 1.95". Cap Depth: 1.44". If you want to keep your vehicle safe on the...
    Wide range of applications covering all makes and modelsManufactured to meet or exceed OEM specifications in function, form and fit
    $8.14
  • Dorman® - Black Engine Coolant Recovery Tank Cap
    Dorman®Black Engine Coolant Recovery Tank Cap
    1
    # mpn771426413
    Chevy Silverado 2003, Black Engine Coolant Recovery Tank Cap by Dorman®. With Coolant Type Requirement. Type: Screw On. Material: Plastic. Finish: Black. Package Type: Card. Length: 1.501". Width: 2.57". Dorman offers a variety of...
    Save time, money and labor by replacing only the Cap instead of the entire Engine Coolant Recovery TankDirect replacement for a proper fit every time
    $10.69
  • AutoTecnica® - Engine Coolant Reservoir Cap
    AutoTecnica®Engine Coolant Reservoir Cap
    0
    # mpn4577244189
    Chevy Silverado 2003, Engine Coolant Reservoir Cap by AutoTecnica®. This superior part by Autotecnica is a great alternative solution to the costly factory equipment that will help you restore smooth and efficient operation of your...
    Designed to replace your worn out factory cooling partOptimizes engine cooling performance
    $6.20
  • Dorman HD Solutions® - Engine Coolant Recovery Tank Cap
    Dorman HD Solutions®Engine Coolant Recovery Tank Cap
    0
    # 2742726846
    Chevy Silverado 2003, Engine Coolant Recovery Tank Cap by Dorman HD Solutions®. Without Coolant Type Requirement. Type: Twist On. Material: Plastic. Finish: Matte Black. Length: 1.5". Width: 2.5". Dorman HD Solutions® offers a variety...
    Save time, money and labor by replacing only the Cap—instead of the entire Engine Coolant Recovery TankDirect replacement for a proper fit every time
    $13.60
  • iD Select® - Engine Coolant Radiator Cap
    iD Select®Engine Coolant Radiator Cap
    0
    # mpn4737962973
    Chevy Silverado 4.3L / 4.8L / 5.3L / 6.0L / 6.6L / 8.1L 2003, Engine Coolant Radiator Cap by iD Select®. Pressure: 15 psi. Swap out your worn-out or malfunctioning part with this top-notch product from iD Select. It’s built to OEM...
    Direct OEM replacement for your malfunctioning partMade to deliver the ultimate in quality, reliability, and value
    $5.76
  • Mr. Gasket® - Thermocap™ Engine Coolant Radiator Cap
    Mr. Gasket®Thermocap™ Engine Coolant Radiator Cap
    6
    # 515833221
    Chevy Silverado 2003, Thermocap™ Engine Coolant Radiator Cap by Mr. Gasket®. Pressure: 16 psi. Material: Aluminum. Knowing your coolant temperature can help to prevent burn injuries. Thermo Cap, with its built-in calibrated...
    $44.95 - $54.95
  • Proform® - Officially Licensed GM Engine Coolant Radiator Cap
    Proform®Officially Licensed GM Engine Coolant Radiator Cap
    0
    # 723895315
    Chevy Silverado 2003, Officially Licensed GM Engine Coolant Radiator Cap by Proform®. Pressure: 13 psi. Material: Billet Aluminum. Finish: Black Anodized. To keep your engine cool and improve your vehicle's performance, this product is...
    $35.95
  • Stant® - Engine Coolant Reservoir Cap
    Stant®Engine Coolant Reservoir Cap
    0
    # 1242792922
    Chevy Silverado 2003, Engine Coolant Reservoir Cap by Stant®. Pressure: 15 psi. Type: Closed System. Shell Diameter: 2.56". Filler Neck Outside Diameter: 1.95". Cap Depth: 1.44". Test your reservoir cap whenever you service the cooling...
    Meets Original Equipment specificationsMade from premium materials
    $4.90
  • TruParts® - Standard Engine Coolant Reservoir Cap
    TruParts®Standard Engine Coolant Reservoir Cap
    0
    # mpn4759477957
    Chevy Silverado 4.3L / 4.8L / 5.3L / 6.0L / 6.6L / 8.1L 2003, Standard Engine Coolant Reservoir Cap by TruParts®. Pressure: 15 lb. Go with this high-quality product to restore your vehicle’s lost power and bring it back to its optimal...
    Made utilizing the finest materials and equipmentEngineered to restore your vehicle to its pristine condition
    $4.90


Popular Products



2003 Chevy Silverado Models
CARiD FacebookCARiD TwitterCARiD YouTube ChannelCARiD PinterestCARiD Instagram
Inspiration Gallery
All manufacturer names, symbols, and descriptions, used in our images and text are used solely for identification purposes only. It is neither inferred nor implied that any item sold by CARiD.com is a product authorized by or in any way connected with any vehicle manufacturers displayed on this page.
CUSTOMER SERVICE
INFORMATION
CONTACTS