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MAZDA
Mazda OEM Set of 4 Fuel Injectors for 2003-2016 CX-7 MazdaSpeed6 MazdaSpeed3 2.3L L3K9-13-250A
VERIFIED FITMENT
Part Numbers
L3K9-13-250A
E7T20171
MAZDA
Plug-and-play installation
SKU: L3K9-13-250A x4 NEW plain main
OEM-Level Engineered Product
Built to Precision Standards • Multi-Stage Tested • Lifetime Warranty
- ✓Brand New OEM Fuel Injector - Direct OEM Replacement
- ✓Precision-Engineered for Accurate Fuel Delivery
- ✓Compatible with Mazda Models
- ✓Direct Bolt-On Installation - No Modifications Required
- ✓Quality Tested - 100% Satisfaction Guaranteed
Part Numbers
L3K9-13-250A
E7T20171
$389.99
Fitment
- 2007–2013Mazda 32.3L
- 2006–2007Mazda 62.3L
- 2007–2012Mazda CX-72.3L
3 vehicle fitments
Part Numbers
Part Numbers
L3K9-13-250A
E7T20171
Item Specifics
Item Specifics
| Manufacturer Part Number | L3K9-13-250A |
| MPN | L3K9-13-250A |
| Injectors per set | 4 |
| Brand | Mazda |
| Interchange Part Number | E7T20171 |
| Manufacturer Warranty | Lifetime |
| OE/OEM Part Number | L3K9-13-250A |
| Manufacturer | Mazda |
| Country/Region of Manufacture | United States |
| Fitment | 2006 2007 for MazdaSpeed 6 2.3L I4, 2007 2008 2009 2010 2011 2012 for Mazda CX 7 2.3L I4, 2007 2008 2009 2010 2011 2012 2013 MazdaSpeed3 2.3L I4 |
Description
Description
Engineered & Tested for OEM-Level Reliability
This fuel injector is engineered and assembled to deliver precise fuel flow and consistent engine operation under real driving conditions.
Each unit is produced using high-quality internal components and assembled with new seals and O-rings to ensure durability, proper sealing, and long-term stability.
Every injector undergoes a controlled multi-stage validation process, including high-pressure leak testing, flow rate calibration, spray pattern and atomization analysis, and electrical response verification.
Precision machining and controlled assembly help ensure exact fitment and alignment with OEM specifications.
Final calibration and testing are performed to support consistent fuel delivery, smooth engine operation, and long-term reliability.
Direct Fit & Plug-and-Play
No tuning or modification is required. Designed to match OEM specifications for seamless installation and dependable operation.
Please confirm compatibility using the fitment section above before purchase.
Warranty
Warranty
Lifetime Warranty
All AURUS fuel injectors are backed by a Lifetime Warranty. If any injector fails under normal use, we will replace it free of charge — no questions asked.
What's Covered
Manufacturing defects, electrical failure, flow performance degradation, and leaks under normal operating conditions.
Not Covered
Physical damage, misuse, improper installation, or use with incompatible vehicles not listed in fitment.
Shipping & Returns
Shipping & Returns
Free Same Day or Next Business Day Shipping
Orders placed before 3:00 PM PST ship the same business day.
USA Standard Delivery
3–7 business days
USA Priority Shipping
2–3 business days
USA Overnight
Next business day
30-Day Hassle-Free Returns or Replacements
Not satisfied? Return any unused item within 30 days for a full refund or replacement. Return shipping is on us for defective items.
100% Quality Assurance
Each Unit Tested Individually
Quality Assurance
Engineered for Exact Tolerances
OEM-level precision manufacturing and quality assurance
Remanufacturing
- OEM core inspection
- Full disassembly & cleaning
- Component replacement
- New OEM seals, O-rings, filters
- Precision reassembly
Testing
- Multi-stage flow testing
- Spray pattern validation
- Leak testing
- Electrical response testing
Technical Standards
- OEM specifications compliance
- Flow-matched calibration
- Pressure tolerance validation
- Electrical response testing
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Common symptoms that point to a failing fuel injector. Read the diagnostic guides before you buy.
$389.99