Escalade Fuel Injectors
Choosing the correct Cadillac Escalade fuel injectors depends on the year, make, model, and engine size. This guide covers rebuilt OEM injector sets for select 2002–2009 Cadillac Escalade, ESV, EXT, and Hybrid applications, plus a high-flow Denso option for compatible highly modified LSx-powered builds.
View the Cadillac Escalade injector fitment guide
Cadillac used different fuel injector designs as the Escalade moved from the 5.3L and 6.0L engines of the earlier generation to the 6.2L engine and 6.0L Hybrid powertrain. Two injectors may physically resemble one another while having different flow rates, electrical characteristics, connectors, or engine calibrations.
How to Find the Correct Fuel Injectors for Your Cadillac Escalade
Start with the Year, Make, and Model search tool at the top of our website. If you have any trouble, please call us for assistance.
Here are some identifying factors to know about your vehicle to help you find the correct injectors:
- Escalade configuration: standard, ESV, EXT, or Hybrid
- Model year
- 5.3L, 6.0L, or 6.2L V8 engine
- Gasoline, Hybrid, or Flex Fuel
If additional help is needed, please use our helpful guide below.
Cadillac Escalade Fuel Injectors by Year and Engine
2002–2006 Cadillac Escalade Injectors — Delphi 25317628
Genuine Delphi 25317628 fuel injectors fit 2002–2006 ESV and EXT Escalade.
- Part number: 25317628
- Manufacturer: Delphi / GM
- Years: 2002–2006 ESV and EXT
- Engines: 5.3L and 6.0L V8
- Fuel system: Gasoline
- Quantity: 8
Shop Escalade 25317628 fuel injectors
2007–2008 Cadillac Escalade Injectors — Delphi 12580681
Genuine Delphi 12580681 fuel injectors fit 2007–2008 Cadillac Escalade, ESV, and EXT models equipped with the 6.2L V8.
- OEM part number: 12580681
- Manufacturer: Delphi / GM
- Years: 2007–2008 Escalade, ESV, and EXT
- Engine: 6.2L V8
- Fuel system: Gasoline
- Connector: EV6 / USCAR
- Quantity: 8
Shop 2007–2008 Escalade 12580681 fuel injectors
2009 Cadillac Escalade Hybrid Injectors — Delphi 12580681
Genuine Delphi 12580681 fuel injectors fit the 2009 Cadillac Escalade Hybrid equipped with the 6.0L V8 Hybrid powertrain.
- OEM part number: 12580681
- Manufacturer: Delphi / GM
- Year: 2009
- Vehicle: Cadillac Escalade Hybrid
- Engine: 6.0L V8 Hybrid
- Fuel system: Gasoline / Hybrid
- Connector: EV6 / USCAR
- Quantity: 8
Shop 2009 Escalade Hybrid fuel injectors
84 lb/hr High-Flow Denso Injectors for Modified Escalade LS Builds
Decapped genuine OEM Denso injectors are available for compatible highly modified GM LSx builds. They use USCAR / EV6 connectors, flow approximately 84 lb/hr at 58 PSI, and can support gasoline or Flex Fuel applications.
- Manufacturer: Genuine Denso / GM OEM cores
- Flow rating: Approximately 84 lb/hr at 58 PSI
- Engine: Modified GM LSx 4.8L, 5.3L, and 6.0L builds
- Fuel use: Gasoline, Flex Fuel, or E85
- Quantity: 8
- Tuning: Required
Professional tuning is required. These are not stock replacement injectors. The ECU must be calibrated with the correct injector data, and the pump, lines, regulator, electrical system, and remaining fuel components must be capable of supporting the engine’s fuel demand.
The 84 lb/hr listing is not an automatic fitment for every Escalade or every 6.2L application. Confirm injector dimensions, connector, fuel rail, fuel pressure, engine combination, and tune with your engine builder or tuner before ordering.
Shop 84 lb/hr high-flow Escalade injectors
Cadillac Escalade Fuel Injector Fitment Guide
This chart is a general reference for the injector options shown on this page. Always confirm the OEM number, electrical connector, engine, fuel system, and complete vehicle application before ordering.
Symptoms of Failing Cadillac Escalade Fuel Injectors
A restricted, leaking, electrically failing, or uneven injector may contribute to noticeable drivability problems:
- Rough or unstable idle
- Hard starting or extended cranking
- Hesitation during acceleration
- Loss of power under load
- Poor fuel economy
- Strong gasoline odor
- Random or cylinder-specific misfires
- P0300 through P0308 trouble codes
- Rich or lean fuel-trim codes
- Black exhaust smoke
- Fuel-contaminated engine oil
- Check Engine Light
Why Flow Matching Matters on an Escalade V8
Your Escalade has one fuel injector for each cylinder. If one injector delivers too much or too little fuel, the engine may run rough, misfire, use more gas, or become difficult to start.
We test all eight injectors together and match them by fuel flow. This helps every cylinder receive a consistent amount of fuel for smoother and more dependable engine performance.
Our Cadillac Escalade Injector Rebuilding Process
- Visual inspection of each injector body, connector, and nozzle
- Electrical coil and opening-response testing
- High-pressure leak and leak-down testing
- Ultrasonic cleaning
- Reverse flushing to remove internal contamination
- Replacement of filters, O-rings, caps, and spacers as applicable
- Dynamic and static flow testing on professional ASNU equipment
- Spray-pattern verification
- Flow matching across the complete set
- Final quality inspection before shipment
Why Choose Genuine OEM Escalade Injectors?
Your Escalade was built to use a specific type of fuel injector. Genuine Delphi and Denso OEM injectors keep things simple by providing the correct fit/function on the first try.
Cheaper copies may look the same, but they do not perform the same. Choosing genuine OEM injectors helps you avoid fitment problems and gives your Escalade a dependable, factory replacement.
Why Buy Escalade Injectors From Precision Auto Injectors?
- Genuine Delphi and Denso OEM injectors
- Hand rebuilt in the U.S.A
- Complete sets of eight for convenient ordering
- Factory replacements with no tuning required
- Direct support from fuel-injector specialists
- Lifetime replacement warranty
- 60-day hassle-free returns
Frequently Asked Questions About Cadillac Escalade Fuel Injectors
1. Can fuel injector cleaner fix my Cadillac Escalade?
Fuel injector cleaner breaks down minor deposits, but it cannot repair an injector on its own it takes our whole rebuild process to achieve a properly rebuilt injector.
2. Does a Check Engine Light mean my Escalade needs new injectors?
Not always. Bad injectors can cause a Check Engine Light, but there are many other things on a vehicle that can cause this light to appear.
3. Can the wrong fuel injectors fit but still make my Escalade run poorly?
Yes. injectors can have similar connectors and body styles but won't provide the same performance. Please use our helpful search tool to help you find your proper injectors.
4. Does an Escalade Hybrid use the same injectors as a regular Escalade?
Not necessarily. A compatible 2009 Escalade Hybrid with the 6.0L V8 may use Delphi 12580681 injectors, but this fitment should not be assumed for a regular 2009 Escalade with the 6.2L V8. Confirm whether your vehicle is a Hybrid before ordering.
5. Will replacement Escalade injectors need programming or tuning?
No, our genuine escalade injectors are rebuilt back to factory performance and are a direct plug and play for your escalade no tuning no headaches.
Shop Cadillac Escalade Fuel Injectors
Browse rebuilt genuine OEM injectors for Cadillac Escalade SUVs and performance builds. For the most accurate result, use the Year, Make, and Model search tool and compare the recommended set with the number printed on your original injector.