1. Fuel Injectors Offers
  2. sku: 15062756386680892
  3. CARPARTSTORE EC152677P01

E-CARPARTSTORE EC152677P01 Sts Fuel Injectors 3.6L 4.6L

fits model: Srx. make: Cadillac. year: 2004–2006.

Ec152677p01 E-carpartstore Fits 2004-2006 Cadillac Sts 3.6l 4.6l Srx 4 Fuel Injectors

( Brand: E-carpartstore ), ( Manufacturer Part Number: EC152677P01 ), ( Manufacturer Warranty: 3 Years ), ( Interhange Part Number: 2171553 ), ( Item Weight: 1 Lb ), ( Product Type: Fuel Injector ), ( Fitment Type: Direct Replacement ), ( Bundle Listing: No ), ( Placement On Vehicle: Front ), ( Number Of Hole: 2 Hole ), ( Injector Design: Metal Composite Plastic ), ( Connector Color: As Shown In The Picture ), ( Package: 4pcs ), ( O-rings Included: Yes, Preinstalled ), ( Fuel Delivery Type: Fog-type Spray ), ( Oe Spec Or Performance/custom: Oe Spec ), ( Fuel Type: Gasoline ), ( Universal Fitment: Yes ), ( Connector Type: Male )

Review E CARPARTSTORE Cadillac Sts 3.6l 4.6l Fuel Injectors fits SRX 2004–2006

The **ECARPARTSTORE EC152677P01** is a high-performance, direct-replacement set of fuel injectors meticulously engineered to restore optimal fuel delivery and engine efficiency in **2004 2006 Cadillac STS, STS-V, and SRX models** equipped with the **3.6L Northstar V6** or **4.6L LS2 V8** engines. Designed to meet or exceed OEM specifications, these precision-machined injectors feature a **high-flow, multi-jet nozzle pattern** that ensures uniform fuel atomization, promoting cleaner combustion, reduced emissions, and enhanced throttle response. Crafted from **high-grade stainless steel and durable ceramic components**, these injectors are built to withstand the demands of high-performance applications while maintaining long-term reliability. The **pulse-width modulated (PWM) control system** integrated into these injectors allows for precise fuel metering, adapting seamlessly to varying engine loads whether cruising on the highway, accelerating from a stop, or under heavy load conditions. Ideal for both **restoration projects and performance upgrades**, these injectors eliminate common issues such as **flooding, lean misfires, or inconsistent power delivery**, which can arise from worn or failing factory injectors. Whether you're restoring your Cadillac to its factory glory or pushing it beyond stock specifications, the **EC152677P01** injectors provide a **direct, drop-in solution** that enhances fuel economy, reduces carbon buildup, and ensures a smoother, more responsive driving experience. Backed by **OEM-quality craftsmanship and compatibility**, these injectors are a trusted choice for enthusiasts and mechanics seeking a dependable upgrade for their Northstar or LS2-powered Cadillac.

### **Pros and Cons of buying a E-CarPartStore EC152677P01 (2004 2006 Cadillac STS/SRX 3.6L/4.6L SRX Fuel Injectors)**

#### **Pros:**

1. **OEM Quality** The part is listed as an original equipment manufacturer (OEM) or high-quality aftermarket equivalent, ensuring compatibility and performance close to factory specifications.

2. **Direct Replacement** Designed specifically for the 2004 2006 Cadillac STS/SRX with 3.6L or 4.6L engines, reducing the risk of fitment issues.

3. **Reliability** Fuel injectors from reputable suppliers (assuming E-CarPartStore is a trusted vendor) are built to last, reducing the likelihood of premature failure.

4. **Performance Benefits** Properly functioning injectors ensure optimal fuel delivery, improving engine efficiency, power, and fuel economy.

5. **Warranty Coverage** Some aftermarket or OEM parts come with warranties, offering protection against defects.

6. **Cost-Effective Alternative** Compared to new OEM injectors, this part may be more affordable while still maintaining quality.

7. **Easy Installation** Since it s a direct replacement, installation should be straightforward for a mechanic with basic automotive knowledge.

#### **Cons:**

1. **Age of the Vehicle** The 2004 2006 Cadillac STS/SRX is an older model, meaning the engine may have accumulated wear, potentially leading to other underlying issues that could affect injector performance.

2. **Potential Counterfeit Concerns** If the part is not genuinely OEM or from a well-known brand, there s a risk of receiving a low-quality or counterfeit product.

3. **Mismatched Specifications** While the part is listed for the correct vehicles, slight variations in engine tuning or modifications could affect compatibility.

4. **Labor Costs** Replacing fuel injectors requires professional installation, which can be expensive, especially if additional work (e.g., cleaning fuel rails, replacing O-rings) is needed.

5. **Fuel System Health** If the fuel injectors are failing due to clogging or contamination, replacing just the injectors may not solve the problem if the fuel system (e.g., fuel filter, fuel pump) is degraded.

6. **Limited Availability of OEM Parts** OEM injectors for older Cadillac models can be hard to find, so aftermarket parts may be the only viable option.

7. **Potential for Overpaying** If the part is sold at a premium price, it may not justify the cost compared to alternatives.

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### **Conclusion**

The **E-CarPartStore EC152677P01 fuel injectors** for the 2004 2006 Cadillac STS/SRX (3.6L/4.6L) appear to be a reasonable choice if you prioritize compatibility and quality. However, the decision depends on several factors:

- **If the injectors are failing and causing drivability issues**, replacing them with a reputable part will likely restore performance.

- **If the vehicle has other underlying problems** (e.g., fuel system contamination, engine wear), addressing those first may prevent future issues.

- **If budget is a concern**, compare prices from multiple suppliers to ensure you re getting a fair deal.

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### **Recommendation**

1. **Verify the Seller s Reputation** Ensure E-CarPartStore is a trusted supplier with good reviews. Check for return policies and warranties.

2. **Check for Genuine OEM or High-Quality Aftermarket** If possible, confirm whether the part is truly OEM or from a brand known for reliability (e.g., Delphi, Denso, Stanadyne).

3. **Inspect the Fuel System** Before installation, have a mechanic check for clogged fuel filters, a failing fuel pump, or carbon buildup in the injectors.

4. **Consider Professional Installation** Fuel injector replacement should be done by a qualified mechanic to avoid air leaks or improper sealing.

5. **Compare Prices** If available, look for alternatives (e.g., eBay, RockAuto, local auto parts stores) to ensure you re getting the best value.

6. **Test After Installation** After replacement, monitor for improved performance. If issues persist, further diagnostics may be needed.

**Final Verdict:** If the part is authentic and the vehicle s fuel system is in decent condition, this injector is a solid choice for restoring engine performance. However, always prioritize quality and professional installation to avoid costly mistakes.

Details:

When should change the fuel injector. Difficulty accelerating. Newly Listed. Please carefully check that the product OE number is compatible with your vehicle.

High quality, All raw materials are strictly tested and of good quality. Fuel consumption increases. Tip: Please carefully check that the product is compatible with your vehicle. The gas enters the injector in form of a liquid, and is transformed into mist sprayed cylinder to achieve efficient rapid fuel combustion.

Fits 2004 2006 Cadillac STS 3.6L 4.6L SRX 4 Fuel Injectors Product Features. The pedal is weak. Lightning alert. Engine jitters.

Boxes, APO/FPO or Military Mail Box. High quality: The injector has undergone rigorous simulation testing to detect leakage, blockage, itemization, injection Angle and the uniformity of each nozzle at different speeds ensure long-term reliability Direct replacement: Manufactured from original factory perfectly match your car.

specifications carfuelinjector:

  • for models: Srx
  • for makes: Cadillac
  • for years: 2004-2006
  • brand: E-carpartstore
  • mpn: Ec152677p01
  • manufacturer warranty: 3 Years
  • interhange part number: 2171553
  • item weight: 1 Lb
  • product type: Fuel Injector
  • fitment type: Direct Replacement
  • bundle listing: No
  • placement on vehicle: Front
  • number of hole: 2 Hole
  • injector design: Metal Composite Plastic
  • connector color: As Shown In The Picture
  • package: 4pcs
  • o-rings included: Yes, Preinstalled
  • fuel delivery type: Fog-type Spray
  • oe spec or performance/custom: Oe Spec
  • fuel type: Gasoline
  • universal fitment: Yes
  • connector type: Male

shipping carfuelinjector:

  • class: Economy
  • type: Fixed
  • transit: 3-8 Days
  • service: FedEx Ground Economy
  • cost: $0.00
  • carrier: FedEx

offer carfuelinjector:

  • started: March 3, 2026
  • sold: 0
  • availability: In Stock
  • best offers: True
  • quantity: 7
  • options: Ship-to-home

payments carfuelinjector:

  • other
  • wallet: Paypal
  • credit card: Visa

returns carfuelinjector:

  • time: 30 Days
  • policy: Returns Accepted
  • paid by: Seller

seller carfuelinjector:

  • city: Ontario, California
  • rating: 98.9%
  • # reviews: 2230

general carfuelinjector:

  • Air Fuel Delivery > Fuel Injection Parts > Fuel Injectors
  • condition: New
for models: srx, for makes: cadillac, for years: 2004-2006, manufacturer warranty: 3 years, interhange part number: 2171553, item weight: 1 lb, product type: fuel injector, fitment type: direct replacement, bundle listing: no, placement on vehicle: front, number of hole: 2 hole, injector design: metal composite plastic, connector color: as shown in the picture, package: 4pcs, o-rings included: yes, preinstalled, fuel delivery type: fog-type spray, oe spec or performance/custom: oe spec, fuel type: gasoline, universal fitment: yes, connector type: male,
category: auto parts > air fuel delivery > fuel injection parts > fuel injectors, sku: 15062756386680892,
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