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2003 CHEVROLET SUBURBAN 1500 Fuel Systems
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Key Features:- Silver Bullet Throttle Body Spacer
- Billet Aluminum
- Serrated/Helix Combination
- Use w/Intake System PN[51/54-10091]
Fitment:
2003 CHEVROLET SUBURBAN 1500 5.3L V8 GAS
$139.00 -
Key Features:- PowerAid Throttle Body Spacer
- Billet Aluminum
- Red Finish
- w/Throttle Cables
- Incl. Gaskets/Hardware/Brackets
Fitment:
2003 CHEVROLET SUBURBAN 1500 5.3L V8 FLEX, 5.3L V8 GAS
$149.99 -
JET Power-Flo Throttle Body Spacers feature a superior bore design is able to smooth out and speed up incoming airflow, creating a compacted air-charge which enters the throttle body and builds pressure in the combustion chamber! The spacers guarantee substantial gains in the midrange power band and improved fuel economy. Free shipping to all of USA!
Key Features:- Jet Power-Flo TBI Spacer
Fitment:
2003 CHEVROLET SUBURBAN 1500 BASE, LS, LT / 5.3L V8 GAS
$103.49 -
Key Features:- GM GEN III Fuel Injection Harness
- Throttle By Wire
- Standard Length
Fitment:
2003 CHEVROLET SUBURBAN 1500 5.3L V8 FLEX, 5.3L V8 GAS
$793.52 -
Moroso is a recognized name in the performance industry manufacturing over four thousand products including everything from oil pans and oiling systems, to ignition wire, ignition components, valve covers, fuel system equipment, air cleaners, hard-core racing tools, chassis and suspension equipment and other. All Moroso products are manufactured from the highest quality materials, and specially created by racers for racers. Free shipping to all of USA!Fitment:
2003 CHEVROLET SUBURBAN 1500 5.3L V8
$211.99 -
JET Performance Throttle Bodies are high quality products, designed and manufactured for delivering maximum air flow into your vehicle's engine! Free shipping to all of USA!
Key Features:- Power-Flo Throttle Body
Fitment:
2003 CHEVROLET SUBURBAN 1500 LS, LT / 5.3L V8 FLEX, 5.3L V8 GAS
$369.71 -
- Self Tuning: Yes
- User Tunable: Yes
- Maximum Horsepower with Gas: 550
- Timing Control Compatible: Yes
- EGR: No
- Transmission Controller Included: No
- Injection Style: Multi-port
- Metering Style: Speed density
- Power Adder Compatible: No
- Intake Manifold Included: Yes
- Intake Section Included: Complete
- Intake Material: Aluminum
- Intake Finish: Black powdercoated
- Engine Block Deck Height: Standard deck
- Fuel Rails Included: Yes
- Throttle Body Included: Yes
Fitment:
2003 CHEVROLET SUBURBAN 1500 5.3L V8 FLEX, 5.3L V8 GAS
$2,705.38 -
- Filter Material: Cellulose Media
- Fitting Type: Not Applicable
- Inlet Type: Single
- Material: Cellulose Media
- Outlet Type: Single
- Outside Diameter: 2.125" (54mm)
Fitment:
2003 CHEVROLET SUBURBAN 1500 5.3L V8 FLEX, 5.3L V8 GAS
$23.99 -
Dorman's Fuel Line Connectors feature great resistance against severe temperatures ? thanks to this resistance, leakage is avoided. Dorman's Fuel Line Connectors are very useful when you want to fix only the broken section, not the whole fuel line. These unparalleled connectors can be installed with no difficulties. Free shipping to all of USA!Fitment:
2003 CHEVROLET SUBURBAN 1500 5.3L V8
$31.01 -
- Self Tuning: Yes
- User Tunable: Yes
- Maximum Horsepower with Gas: 550
- Timing Control Compatible: Yes
- EGR: No
- Transmission Controller Included: No
- Injection Style: Multi-port
- Metering Style: Speed density
- Power Adder Compatible: No
- Intake Manifold Included: Yes
- Intake Section Included: Complete
- Intake Material: Aluminum
- Intake Finish: Black powdercoated
- Engine Block Deck Height: Standard deck
- Fuel Rails Included: Yes
- Throttle Body Included: Yes
Fitment:
2003 CHEVROLET SUBURBAN 1500 5.3L V8 FLEX, 5.3L V8 GAS
$2,729.95 -
- Pro-Flo 4 Fuel Injection Kit
- Plus
- Crank Reluctor DBW
Fitment:
2003 CHEVROLET SUBURBAN 1500 5.3L V8 FLEX, 5.3L V8 GAS
$1,805.02 -
Dorman's Vapor Canister Solenoid is an environmentally friendly device that is able to effectively direct the flow of fuel vapor through the EVAP system. The solenoid is able to endure even the most challenging road and weather conditions, because it is constructed only from high grade, durable materials. Dorman's Vapor Canister Solenoid is designed as a direct replacement. Free shipping to all of USA!Fitment:
2003 CHEVROLET SUBURBAN 1500 5.3L V8
$82.84 -
- Filter Material: Cellulose Media
- Fitting Type: Not Applicable
- Inlet Type: Single
- Material: Cellulose Media
- Outlet Type: Single
- Outside Diameter: 2.125" (54mm)
Fitment:
2003 CHEVROLET SUBURBAN 1500 5.3L V8 FLEX, 5.3L V8 GAS
$23.99 -
Key Features:- Torque-Curve MPFI Spacer
- CARB E.O. D-578-1
Fitment:
2003 CHEVROLET SUBURBAN 1500 5.3L V8
$75.55 -
Key Features:- MPFI Spacer
- Standard
- Smooth Bore
- CARB E.O. D-578-1
Fitment:
2003 CHEVROLET SUBURBAN 1500 5.3L V8
$62.18