- Fits 2004 Buick Rainier
- Fits 2004 Chevrolet Trailblazer
- Fits 2004 Chevrolet Trailblazer EXT
- Fits 2004 GMC Envoy
- Fits 2004 GMC Envoy XL
- Fits 2004 GMC Envoy XUV
- Fits 2004 Isuzu Ascender
- Fits 2004 Oldsmobile Bravada
- Fits 2003 Chevrolet Trailblazer
- Fits 2003 Chevrolet Trailblazer EXT
- Fits 2003 GMC Envoy
- Fits 2003 GMC Envoy XL
- Fits 2003 Isuzu Ascender
- Fits 2003 Oldsmobile Bravada
- Fits 2002 Chevrolet Trailblazer
- Fits 2002 GMC Envoy
- Fits 2002 GMC Envoy XL
- Fits 2002 Oldsmobile Bravada
DELPHI
Delphi Fuel Injectors with Test Report for Chevy Trailblazer GMC Envoy
VERIFIED FITMENT
Part Numbers
25313185
DELPHI
Plug-and-play installation
SKU: TR-25313185-X6
With Independent Test Report
Every injector in this set is bench-tested at rated PSI on calibrated Bosch lab equipment. A serialized Test Report Certificate is included in the box.
OEM-Level Engineered Product
Built to Precision Standards • Multi-Stage Tested • Lifetime Warranty
Part Numbers
25313185
$203.99
Fitment
- 2004Buick Rainier4.2L
- 2003–2004Chevrolet Trailblazer EXT4.2L
- 2002–2004Chevrolet Trailblazer4.2L
- 2002–2004GMC Envoy XL4.2L
- 2004GMC Envoy XUV4.2L
- 2002–2004GMC Envoy4.2L
- 2003–2004Isuzu Ascender4.2L
- 2002–2004Oldsmobile Bravada4.2L
8 vehicle fitments
Part Numbers
Part Numbers
25313185
Item Specifics
Item Specifics
| Amount of Injectors included | 6 pieces |
| Manufacturer Part Number | 25313185 |
| Brand | Delphi |
| Specifics | EV6 / Mulltec 2 port / 4 Hole Nozzle |
| Interchange Part Number | FJ10578, 25317671 17113794 12569573 |
| Manufacturer Warranty | Lifetime |
| OE/OEM Part Number | 25313185, 19244623 |
| Manufacturer | DELPHI |
| Fuel Injectors For #1 | 2004 Buick Rainier; GMC Envoy XUV 4.2L I6 |
| Fuel Injectors For #2 | 2003 2004 Chevrolet Trailblazer EXT; Isuzu Ascender 4.2L I6 |
| Country/Region of Manufacture | United States |
| Other part numbers | 16-971 MP3075 67366 832-11178 800-1322N 1AMFI00099 FJ319 |
| Engine | General Motors 4.2L LL8 Atlas Vortec 4200 motor |
| Fitment | 2002 2003 2004 GMC Envoy XL; GMC Envoy 4.2L I6, 2002 2003 2004 Oldsmobile Bravada; Chevrolet Trailblazer 4.2L I6 |
Description
Description
This is a premium tier set. Each injector is bench-tested at rated PSI on calibrated Bosch equipment in our facility.
This is manufactured by us using Delphi components.
Each unit ships with a serialized Test Report Certificate inside the box.
Each unit will be professionally tested before leaving our facility. The Test Report Certificate will be included in the box and emailed to you.
What You Get
- ✓ Bench-tested on calibrated Bosch lab equipment
- ✓ Serialized Test Report Certificate (flow rate, leak test, spray pattern)
- ✓ Lifetime Warranty
- ✓ Free shipping (US)
- ✓ Certificate emailed AND included in the box
- ✓ View Sample Report
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.
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