- Fits 2010 BMW 550i
- Fits 2010 BMW 650i
- Fits 2010 BMW X5
- Fits 2009 BMW 550i
- Fits 2009 BMW 650i
- Fits 2009 BMW X5
- Fits 2008 BMW 550i
- Fits 2008 BMW 650i
- Fits 2008 BMW 750i
- Fits 2008 BMW 750Li
- Fits 2008 BMW X5
- Fits 2007 BMW 550i
- Fits 2007 BMW 650i
- Fits 2007 BMW 750i
- Fits 2007 BMW 750Li
- Fits 2007 BMW X5
- Fits 2006 BMW 550i
- Fits 2006 BMW 650i
- Fits 2006 BMW 750i
- Fits 2006 BMW 750Li
- Fits 2006 BMW X5
- Fits 2005 BMW 545i
- Fits 2005 BMW 645Ci
- Fits 2005 BMW 745i
- Fits 2005 BMW 745Li
- Fits 2005 BMW X5
- Fits 2004 BMW 545i
- Fits 2004 BMW 645Ci
- Fits 2004 BMW 745i
- Fits 2004 BMW 745Li
SIEMENS
Siemens OEM Set of 8 Fuel Injectors · 7525721 · with Test Report · 2004-2010 BMW X5 545i 550i 650i 750i N62 V8
VERIFIED FITMENT
Part Numbers
7525721
852-12200, FJ739, 16589, 1550434
SIEMENS
Plug-and-play installation
SKU: 7525721 x8 TR remanufactured
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
- ✓Set of 8 bench-tested fuel injectors
- ✓Serialized Test Report Certificate included
- ✓Variance ≤2% across the set
- ✓Leak + spray pattern verified per injector
- ✓Lifetime Warranty + Free US shipping
Part Numbers
7525721
852-12200, FJ739, 16589, 1550434
$234.99
Fitment
- 2004–2005BMW 545i4.4L
- 2006–2010BMW 550i4.8L
- 2004–2005BMW 645Ci4.4L
- 2006–2010BMW 650i4.8L
- 2004–2005BMW 745i4.4L
- 2004–2005BMW 745Li4.4L
- 2006–2008BMW 750i4.8L
- 2006–2008BMW 750Li4.8L
- 2004–2010BMW X54.8L
- 2004–2006BMW X54.4L
10 vehicle fitments
Part Numbers
Part Numbers
7525721
852-12200, FJ739, 16589, 1550434
Item Specifics
Item Specifics
| MPN | 7525721 |
| Injectors per set | 8 |
| Manufacturer Warranty | Lifetime |
| Manufacturer | Siemens Deka |
| Manufacturer Part Number | 7525721 |
| Brand | Siemens |
| Interchange Part Number | 852-12200, FJ739 |
| OE/OEM Part Number | 7525721 |
| Country/Region of Manufacture | United States |
| Other part numbers | 16589 1550434 |
| Fitment | 2004 2005 2006 2007 2008 2009 2010 BMW X5 4.8L V8, 2006 2007 2008 2009 2010 BMW 650i 4.8L V8, 2004 2005 BMW 645Ci 4.4L V8, 2006 2007 2008 2009 2010 BMW 550i 4.8L V8, 2004 2005 BMW 545i 4.4L V8, 2006 2007 2008 BMW 750Li 4.8L V8, 2006 2007 2008 BMW 750i 4.8L V8, 2004 2005 BMW 745Li 4.4L V8, 2004 2005 BMW 745i 4.4L V8, 2004 2005 2006 BMW X5 4.4L V8 |
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 Siemens 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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