2003 Chevrolet Radiator Parts
Choose a Model for your 2003 Chevrolet
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- Chevrolet/GMC 6.6L Duramax Aluminum Radiator
- Aluminum Radiator, fits Chevrolet/GMC 6.6L Duramax 2001-2005
- Product Attributes:
- SellingPoint04: Natural Aluminum Finish
- SellingPoint05: Lifetime Warranty
- SellingPoint06: N/a
- SellingPoint07: N/a
- SellingPoint01: 100-percent Brazed Aluminum Core
- SellingPoint02: Tig-welded To Perfection
- TechSpec Overall Length (in): 45.6
- SellingPoint03: Magnetic Drain Plug Included
- TechSpec Chassis Codes: N/a
- SellingPoint08: N/a
- SellingPoint09: N/a
- TechSpec Drain Plug Thread Size: M12 X 1.5
- TechSpec Core Height (in): 19.61
- TechSpec Core Thickness (in): 2.2
- SellingPoint10: N/a
- TechSpec Note: N/a
- Prop 65 (C, R or CR): Cr
- SellingPoint15: N/a
- Install Difficulty: 5
- SellingPoint11: N/a
- SellingPoint12: N/a
- TechSpec Engine Codes: N/a
- TechSpec Overall Width (ins): 5.4
- SellingPoint13: N/a
- SellingPoint14: N/a
- TechSpec Core Length (in): 34.06
- TechSpec Overall Height (in): 20.8
- Prop 65 - Short Label: Prop65_warning.jpg
- TechSpec Material: Aluminum
- TechSpec Applications: 2001-2005 Chevrolet Silverado 2500 Hd W/ 6.6l Duramax Lb7/lly--2001-2005 Chevrolet Silverado 3500 Hd W/ 6.6l Duramax Lb7/lly--2001-2005 Gmc Sierra 2500 Hd W/ 6.6l Duramax Lb7/lly--2001-2005 Gmc Sierra 3500 Hd W/ 6.6l Duramax Lb7/lly
- TechSpec Includes: Mishimoto Radiator-- Magnetic Drain Plug--mishimoto Lifetime Warranty
- TechSpec Rows: 2
- TechSpec DPI: 2510
- TechSpec Fluid Capacity (gal): 6.87
- TechSpec Inlet (in): 1.89
- TechSpec Outlet (in): 1.89
-
Features:
- 100-percent brazed aluminum core
- TIG-welded to perfection
- Magnetic drain plug included
- Natural aluminum finish
- Mishimoto Lifetime Warranty
- Mishimoto has released a performance aluminum radiator for the 2001-2005 Chevrolet/GMC 6.6L Duramax.Mishimoto performance radiators are manufactured from high-quality aircraft-grade aluminum with a 100-percent aluminum core and polished end tanks.The Mishimoto 6.6L Duramax performance radiator offers increased cooling efficiency, and the all-aluminum TIG-welded construction provides a rugged design that can take the abuse of any environment or terrain.Pair your Mishimoto 6.6L Duramax aluminum radiator with our silicone coolant hose kit for the ultimate in cooling performance and reliability.As with all our products, this radiator is protected by the Mishimoto lifetime warranty.
Additional Fitment Information:
| Vehicle | Region | Sub Model |
|---|---|---|
| 2003 - Chevrolet Silverado 2500 HD | United States | LS |
- Chevrolet/GMC 6.6L Duramax Aluminum Radiator
- Aluminum Radiator, fits Chevrolet/GMC 6.6L Duramax 2001-2005
- Product Attributes:
- SellingPoint04: Natural Aluminum Finish
- SellingPoint05: Lifetime Warranty
- SellingPoint06: N/a
- SellingPoint07: N/a
- SellingPoint01: 100-percent Brazed Aluminum Core
- SellingPoint02: Tig-welded To Perfection
- TechSpec Overall Length (in): 45.6
- SellingPoint03: Magnetic Drain Plug Included
- TechSpec Chassis Codes: N/a
- SellingPoint08: N/a
- SellingPoint09: N/a
- TechSpec Drain Plug Thread Size: M12 X 1.5
- TechSpec Core Height (in): 19.61
- TechSpec Core Thickness (in): 2.2
- SellingPoint10: N/a
- TechSpec Note: N/a
- SellingPoint15: N/a
- Install Difficulty: 5
- SellingPoint11: N/a
- SellingPoint12: N/a
- TechSpec Engine Codes: N/a
- TechSpec Overall Width (ins): 5.4
- SellingPoint13: N/a
- SellingPoint14: N/a
- TechSpec Core Length (in): 34.06
- TechSpec Overall Height (in): 20.8
- TechSpec Material: Aluminum
- TechSpec Applications: 2001-2005 Chevrolet Silverado 2500 Hd W/ 6.6l Duramax Lb7/lly--2001-2005 Chevrolet Silverado 3500 Hd W/ 6.6l Duramax Lb7/lly--2001-2005 Gmc Sierra 2500 Hd W/ 6.6l Duramax Lb7/lly--2001-2005 Gmc Sierra 3500 Hd W/ 6.6l Duramax Lb7/lly
- TechSpec Includes: Mishimoto Radiator-- Magnetic Drain Plug--mishimoto Lifetime Warranty
- TechSpec Rows: 2
- TechSpec DPI: 2510
- TechSpec Fluid Capacity (gal): 6.87
- TechSpec Inlet (in): 1.89
- TechSpec Outlet (in): 1.89
-
Features:
- 100-percent brazed aluminum core
- TIG-welded to perfection
- Magnetic drain plug included
- Natural aluminum finish
- Mishimoto Lifetime Warranty
- Mishimoto has released a performance aluminum radiator for the 2001-2005 Chevrolet/GMC 6.6L Duramax.Mishimoto performance radiators are manufactured from high-quality aircraft-grade aluminum with a 100-percent aluminum core and polished end tanks.The Mishimoto 6.6L Duramax performance radiator offers increased cooling efficiency, and the all-aluminum TIG-welded construction provides a rugged design that can take the abuse of any environment or terrain.Pair your Mishimoto 6.6L Duramax aluminum radiator with our silicone coolant hose kit for the ultimate in cooling performance and reliability.As with all our products, this radiator is protected by the Mishimoto lifetime warranty.
Additional Fitment Information:
| Vehicle | Sub Model |
|---|---|
| 2003 - Chevrolet Silverado 3500 | Base |
- Chevrolet Silverado 1500 V8 Performance Aluminum Radiator, 1999--2014
- Performance Aluminum Radiator, fits Chevrolet Silverado 1500 V8 1999-2014
- Product Attributes:
- SellingPoint04: 72-percent Increase In Coolant Capacity Over Stock
- SellingPoint05: 69-percent Increase In Surface Area Over Stock
- SellingPoint06: 92-percent Thicker Than Stock Radiator
- SellingPoint07: 46f Reduction In Coolant Outlet Temperatures Over Stock
- SellingPoint01: Direct Fit For 1999-2014 Chevrolet Silverado / Gmc Sierra 1500 V8
- SellingPoint02: Fits With Mishimoto Chevrolet Silverado 1500 V8 Silicone Radiator Hoses
- TechSpec Overall Length (in): 41.6
- SellingPoint03: Includes Both Transmission And Oil Cooler Ports With Pre-installed Fittings
- TechSpec Chassis Codes: Gmt800--gmt900
- SellingPoint08: Road-proven 25f Reduction In Transmission Fluid Temperatures
- SellingPoint09: Includes Mishimoto Magnetic Drain Plug To Capture Any Metallic Debris/fragments In Your Cooling System
- TechSpec Drain Plug Thread Size: M12 X 1.5
- TechSpec Core Height (in): 17
- TechSpec Core Thickness (in): 2
- SellingPoint10: Patent Numberd921,043
- TechSpec Note: N/a
- Prop 65 (C, R or CR): Cr
- SellingPoint15: N/a
- Install Difficulty: 2
- SellingPoint11: Mishimoto Lifetime Warranty
- SellingPoint12: N/a
- TechSpec Engine Codes: N/a
- TechSpec Overall Width (ins): 5.9
- SellingPoint13: N/a
- SellingPoint14: N/a
- TechSpec Core Length (in): 34
- TechSpec Overall Height (in): 21.4
- Prop 65 - Short Label: Prop65_warning.jpg
- TechSpec Material: Aluminum
- TechSpec Applications: 2002 - 2014 Cadillac Escalade W/ 5.3l, 6.0l, 6.2l--2002 - 2013 Chevrolet Avalanche W/ 5.3l, 6.0l, 6.2l--1999 - 2013 Chevrolet Silverado W/ 4.3l V6--1999 - 2013 Chevrolet Silverado W/ 4.8l, 5.3l, 6.0l, 6.2l--2000 - 2014 Chevrolet Suburban W/ 5.3l, 6.0l--20
- TechSpec Includes: Mishimoto Radiator--(2) Pre-installed Oil Cooler Adapters--(2) Pre-installed Transmission Cooler Adapters--magnetic Drain Plug--mishimoto Lifetime Warranty
- TechSpec Rows: 3
- TechSpec DPI: N/a
- TechSpec Fluid Capacity (gal): 1.94
- TechSpec Inlet (in): 1.33
- TechSpec Outlet (in): 1.57
-
Features:
- Direct fit for 1999--2014 Chevrolet Silverado / GMC Sierra 1500 V8
- Fits with Mishimoto Chevrolet Silverado 1500 V8 Silicone Radiator Hoses
- Includes both transmission and oil cooler ports with pre-installed fittings
- 46 F reduction in coolant outlet temperatures over stock
- Road-proven 25 F reduction in transmission fluid temperatures
- F. Lower engine coolant and transmission fluid temps mean that your engine and transmission last longer and perform better. As with all Mishimoto products, this radiator is backed by Mishimoto's Lifetime Warranty. So whether you're towing your weekend toys or ferrying the kids to school, you can rest easy knowing that your 1999-2014 Silverado 1500's engine and transmission are protected by Mishimoto.
Additional Fitment Information:
| Vehicle | Block | CC | Cylinder Head Type | Region | Fuel Type | Engine | Aspiration | Engine Version | Engine Designation | Valves | Sub Model | Engine VIN | CID |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2003 - Chevrolet Silverado 1500 | V | 5328 | OHV | United States | GAS | 8 Cyl 5.3L | Naturally Aspirated | Vortec | LM7 | 16 | LS | T | 325 |
- Chevrolet Silverado 1500 V8 Performance Aluminum Radiator, 1999--2014
- Performance Aluminum Radiator, fits Chevrolet Silverado 1500 V8 1999-2014
- Product Attributes:
- SellingPoint04: 72-percent Increase In Coolant Capacity Over Stock
- SellingPoint05: 69-percent Increase In Surface Area Over Stock
- SellingPoint06: 92-percent Thicker Than Stock Radiator
- SellingPoint07: 46f Reduction In Coolant Outlet Temperatures Over Stock
- SellingPoint01: Direct Fit For 1999-2014 Chevrolet Silverado / Gmc Sierra 1500 V8
- SellingPoint02: Fits With Mishimoto Chevrolet Silverado 1500 V8 Silicone Radiator Hoses
- TechSpec Overall Length (in): 41.6
- SellingPoint03: Includes Both Transmission And Oil Cooler Ports With Pre-installed Fittings
- TechSpec Chassis Codes: Gmt800--gmt900
- SellingPoint08: Road-proven 25f Reduction In Transmission Fluid Temperatures
- SellingPoint09: Includes Mishimoto Magnetic Drain Plug To Capture Any Metallic Debris/fragments In Your Cooling System
- TechSpec Drain Plug Thread Size: M12 X 1.5
- TechSpec Core Height (in): 17
- TechSpec Core Thickness (in): 2
- SellingPoint10: Patent Numberd921,043
- TechSpec Note: N/a
- SellingPoint15: N/a
- Install Difficulty: 2
- SellingPoint11: Mishimoto Lifetime Warranty
- SellingPoint12: N/a
- TechSpec Engine Codes: N/a
- TechSpec Overall Width (ins): 5.9
- SellingPoint13: N/a
- SellingPoint14: N/a
- TechSpec Core Length (in): 34
- TechSpec Overall Height (in): 21.4
- TechSpec Material: Aluminum
- TechSpec Applications: 2002 - 2014 Cadillac Escalade W/ 5.3l, 6.0l, 6.2l--2002 - 2013 Chevrolet Avalanche W/ 5.3l, 6.0l, 6.2l--1999 - 2013 Chevrolet Silverado W/ 4.3l V6--1999 - 2013 Chevrolet Silverado W/ 4.8l, 5.3l, 6.0l, 6.2l--2000 - 2014 Chevrolet Suburban W/ 5.3l, 6.0l--20
- TechSpec Includes: Mishimoto Radiator--(2) Pre-installed Oil Cooler Adapters--(2) Pre-installed Transmission Cooler Adapters--magnetic Drain Plug--mishimoto Lifetime Warranty
- TechSpec Rows: 3
- TechSpec DPI: N/a
- TechSpec Fluid Capacity (gal): 1.94
- TechSpec Inlet (in): 1.33
- TechSpec Outlet (in): 1.57
-
Features:
- Direct fit for 1999--2014 Chevrolet Silverado / GMC Sierra 1500 V8
- Fits with Mishimoto Chevrolet Silverado 1500 V8 Silicone Radiator Hoses
- Includes both transmission and oil cooler ports with pre-installed fittings
- 46 F reduction in coolant outlet temperatures over stock
- Road-proven 25 F reduction in transmission fluid temperatures
- F. Lower engine coolant and transmission fluid temps mean that your engine and transmission last longer and perform better. As with all Mishimoto products, this radiator is backed by Mishimoto's Lifetime Warranty. So whether you're towing your weekend toys or ferrying the kids to school, you can rest easy knowing that your 1999-2014 Silverado 1500's engine and transmission are protected by Mishimoto.
Additional Fitment Information:
| Vehicle | Sub Model |
|---|---|
| 2003 - Chevrolet Silverado 1500 | LS |
Additional Fitment Information:
| Vehicle | Transmission | Sub Model |
|---|---|---|
| 2003 - Chevrolet Silverado 2500 | Automatic | LS |
Additional Fitment Information:
| Vehicle | Block | CC | Transmission | Engine | Sub Model | CID |
|---|---|---|---|---|---|---|
| 2003 - Chevrolet Silverado 3500 | V | 5967 | Automatic | 8 Cyl 6.0L | LS | 364 |
- Aluminum Core
- with 34 x 17 1/4 x 1 1/8 Inch Core Size
- with Oil Cooler
Additional Fitment Information:
| Vehicle | Block | CC | Transmission | Fuel Type | Engine | Sub Model | CID |
|---|---|---|---|---|---|---|---|
| 2003 - Chevrolet Silverado 2500 HD | V | 5967 | Automatic | GAS | 8 Cyl 6.0L | Base | 364 |
- Aluminum Core
- with Transmission Oil Cooler w/o Engine Oil Cooler (3.73 Gear Ratio RPO GT4)
- with Oil Cooler
Additional Fitment Information:
| Vehicle |
|---|
| 2003 - Chevrolet Silverado 1500 HD |
Additional Fitment Information:
| Vehicle | Sub Model |
|---|---|
| 2003 - Chevrolet Silverado 2500 | LT |
- Aluminum Core
- with 34 x 18 1/2 x 1 1/18 Inch Core Size
- with Oil Cooler
Additional Fitment Information:
| Vehicle | Block | CC | Transmission | Fuel Type | Engine | Sub Model | CID |
|---|---|---|---|---|---|---|---|
| 2003 - Chevrolet Silverado 2500 HD | V | 5967 | Automatic | GAS | 8 Cyl 6.0L | LS | 364 |
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