2003 BMW 525i Fuel Injectors

Essential 2003 BMW 525i Fuel Injectors

Carquest Premium – Remanufactured Fuel Injector (Part No.A212-2105)

Remanufactured Fuel Injector

from

$46.99
CARQUEST’S line of remanufactured OEM fuel injectors are remanufactured using a proven 15 step process at a state-of-the-art remanufacturing facility in the U.S.A. Each injector is 100% tested under multiple operating conditions to ensure each injector meets or exceeds OE specifications for flow rate, spray pattern, coil resistance, form, fit and function. Each injector includes new external seals and O-rings.

Product Features:
  • Each unit is 100% tested to OE specifications
  • Includes new O-rings and seals made of premium OE quality materials
  • Includes application specific technical bulletin, where applicable
See More

Carquest – Fuel Injector (Part No.63873)

Fuel Injector

from

$124.05
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:
  • Designed to OE standards for ease of installation
  • Stainless steel calibration slide and spring assembly prevents corrosion within the fuel control body leading to an extended service life
  • Precision wound and trimmed solenoid windings allow the computer to command efficient delivery of fuel
  • High-temp Viton O-rings enable prolonged sealing of injector under extreme heat conditions
  • Fiber optic yttrium aluminum garnet “YAG” laser welding and 100 million cycle testing ensure quality in every box
  • With industry leading expertise, when original equipment fails our products are designed to fix the inherent failure issues
  • BWD is a global manufacturer of original equipment and aftermarket fuel injection products, complete quality control is maintained through the manufacturing process from componentry to finished product
See More

Elring – Elring Intake Plenum O-RIng (Part No.A8028393965ELR)

Elring Intake Plenum O-RIng

from

$1.74
Elring Intake Plenum O-RIngs are designed engineered and manufactured to OE specifications.

Product Features:
  • OE Quality
  • Vehicle Specific Composition
  • Highly Durable Sealing Surface
See More

Rein – Air Flow Meter Boot (Part No.ABV0169)

Air Flow Meter Boot

from

$27.99
Rein Automotive OE quality boots fit European vehicles the way the original manufacturer intended. Designed to be direct replacements for OE hoses, Rein hoses are identical to the OEM.

Product Features:
  • Direct fit for easy installation.
  • Manufactured with high quality materials.
  • Matches original equipment design specifications.
  • Resistant to heat, salt, road debris, oil and other contaminants.
See More

Rein – Air Mass Meter Boot (Part No.B3132157295RIN)

Air Mass Meter Boot

from

$38.71
Air Mass Meter Boot

Elring – Fuel Injector Seal (Part No.C1010250098ELR)

Fuel Injector Seal

from

$5.69
Fuel Injector Seal

Carquest – Fuel Injector Seal Kit (Part No.274838)

Fuel Injector Seal Kit

from

$8.99
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:
  • Designed to OE standards for ease of installation
  • High-quality materials withstand extreme conditions
  • Undergoes extensive testing to ensure reliability
  • As a global manufacturer of automotive aftermarket products, we maintain complete quality control throughout the manufacturing process
See More

Elring – Fuel Injector Seal (Part No.C1010681908ELR)

Fuel Injector Seal

from

$2.39
Fuel Injector Seal

Elring – Throttle Body Gasket (Part No.C7001267853ELR)

Throttle Body Gasket

from

$17.94
Throttle Body Gasket

aFe POWER – Sprint Booster (Part No.77-16304)

Sprint Booster

from

$297.99
Silver Bullet throttle body spacers create turbulence in the air flow at the point just prior entry into the engine increasing horsepower, torque and improving throttle response and fuel efficiency. Silver Bullet throttle body spacers are constructed out of durable T-6061 billet aluminum and using a unique serrated/helix entry to create turbulence at the manifold while eliminating the annoying whistle found in other helix only throttle spacers.

Product Features:
  • Reduces Throttle Response Time
  • Improves Acceleration
  • Easy To Install
  • Does Not Affect The Vehicles Electronic System
See More

Carquest Premium – Fuel Injector Seal Kit (Part No.AS045)

Fuel Injector Seal Kit

from

$5.29
CARQUEST fuel injector seal kits include the necessary O-rings and seals to properly reseal the injector, which is a recommended practice any time the injector is removed. Each kit services one injector and includes hard to find or previously dealer-only components.

Product Features:
  • Premium OE quality materials
  • Services one injector
See More

Carquest Premium – Fuel Injector Seal Kit (Part No.AS017)

Fuel Injector Seal Kit

from

$2.99
CARQUEST fuel injector seal kits include the necessary O-rings and seals to properly reseal the injector, which is a recommended practice any time the injector is removed. Each kit services one injector and includes hard to find or previously dealer-only components.

Product Features:
  • Premium OE quality materials
  • Services one injector
See More

Wells Vehicle Electronics – Fuel Injection Pressure Regulator (Part No.5G1021)

Fuel Injection Pressure Regulator

from

$75.99
WVE is a leading source of advanced vehicle electronics components for replacement applications in the automotive aftermarket and original equipment applications. WVE offers high-technology manufacturing along with innovative solutions and improvements to
See More

Pierburg – Fuel Pressure Regula (Part No.C3000669652APG)

Fuel Pressure Regula

from

$191.99
The Pierburg Fuel Pressure Regulator is a high quality Original Equipment replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Corrosion resistant housing material
  • Premium diaphragm materials for longer service life
  • Internal precision components maintain stable fuel pressure and ensure adequate fuel return
  • Meets or exceeds OEM specifications
See More

Delphi – Fuel Injection Pressure Regulator (Part No.FP10317)

Fuel Injection Pressure Regulator

from

$83.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part.

Product Features:
  • Precisely manufactured internal valves, diaphragms and springs means excellent performance under all engine operating conditions
  • Quiet operation, no audible regulator noise
  • Robust diaphragm materials means longer life, improved durability and compatibility with a wide range of fuels
  • Consistent and predictable fuel pressure throughout system range of control provides great drivability
See More

Wells Vehicle Electronics – Fuel Injection Pressure Regulator (Part No.5G1031)

Fuel Injection Pressure Regulator

from

$69.99
Fuel Injection Pressure Regulator

BSE Original – Air Flow Meter (Part No.29011)

Air Flow Meter

from

$99.99
Blue Streak Electronics is the leader in remanufactured electronics since 1987 and a name synonymous with OE performance. Blue Streak Electronics provides the highest quality, most comprehensive line of Engine, Transmission, Body, Powertrain control modules, Mass Air Flow Sensors, Diagnostic tools and Flash Programming solutions.

Product Features:
  • BSE mass air flow sensors are 100% tested to perform like new. OEM designs are analyzed, and design upgrades are implemented when necessary to provide improved durability over the OEM design.
  • We use automated computerized test equipment to ensure functionality and reliability.
  • All Mass Airflow sensors are validated for extended run, extreme hot and cold, over-voltage, over-current, and shock and vibration.
  • All parts are THE ORIGINAL parts your car was built with. All parts are validated for on car fit, form, and function.
See More

Carquest Premium – Mass Air Flow Sensor (MAF) – 100% NEW (Part No.MQ7325)

Mass Air Flow Sensor (MAF) - 100% NEW

from

$105.99
Advance Auto Parts is proud to carry all new mass air flow sensors that use high-quality components with the highest quality standards.

Product Features:
  • CARQUEST MAF use all new high-quality components at the highest quality standards.
  • Manufactured with new and advanced technology to perform, fit and function at OE specifications.
  • All new product that is tested with OEM equipment to OEM standards
  • Outperforms competition when tested in extreme environmental conditions
See More

Carquest Premium – Mass Air Flow Sensor (MAF) – 100% NEW (Part No.MQ7390)

Mass Air Flow Sensor (MAF) - 100% NEW

from

$87.99
Advance Auto Parts is proud to carry all new mass air flow sensors that use high-quality components with the highest quality standards.

Product Features:
  • CARQUEST MAF use all new high-quality components at the highest quality standards.
  • Manufactured with new and advanced technology to perform, fit and function at OE specifications.
  • All new product that is tested with OEM equipment to OEM standards
  • Outperforms competition when tested in extreme environmental conditions
See More

Delphi – Mass Air Flow Sensor (Part No.AF10228)

Mass Air Flow Sensor

from

$376.99
100% new; Delphi OE Technology Validated to match the vehicle applications; Manufactured to meet or exceed OE requirements

Product Features:
  • Delphi mass air flow sensors are the global benchmark for accuracy and signal noise
  • Delphi mass air flow sensors feature high quality sensing elements for outstanding performance over a wide range of ambient temperatures
  • Delphi is a manufacturer of OE mass air flow sensors since their first use over 30 years ago
  • All parts are calibrated and tested to match the OE part
  • Probe solution offered wherever possible to reduce repair time by eliminating the need to replace the flow tube.
  • Delphi OE technology validated to match the vehicle applications
See More

Continental – Mass Air Flow Sensor (Part No.5WK9639Z)

Mass Air Flow Sensor

from

$91.99
Continental mass air flow sensors, or MAFS, are the genuine OEM part. Continental sensors are made and manufactured to the highest quality and original equipment specifications. They are identical in fit, form, and function and provide the genuine quality of OE components supplied to auto manufacturers worldwide. MAFS are essential in optimizing fuel economy and ensure your vehicle is running at peak performance and efficiency.
See More

Delphi – Mass Air Flow Sensor (Part No.AF10446)

Mass Air Flow Sensor

from

$197.99
100% new; Delphi OE Technology Validated to match the vehicle applications; Manufactured to meet or exceed OE requirements.

Product Features:
  • Delphi mass air flow sensors are the global benchmark for accuracy and signal noise
  • Delphi mass air flow sensors feature high quality sensing elements for outstanding performance over a wide range of ambient temperatures
  • Delphi is a manufacturer of OE mass air flow sensors since their first use over 30 years ago
  • All parts are calibrated and tested to match the OE part
  • Probe solution offered wherever possible to reduce repair time by eliminating the need to replace the flow tube.
  • Delphi OE technology validated to match the vehicle applications
See More

APA/URO Parts – Fuel Sender Seal (Part No.E2050269587APA)

Fuel Sender Seal

from

$13.20
Fuel Sender Seal

Bosch – Fuel Pressure Regulator O-Ring (Part No.C3002290581BOS)

Fuel Pressure Regulator O-Ring

from

$4.63
Bosch is one of the largest global suppliers of automotive products, developing, manufacturing and supplying precision OE components and systems to vehicle manufacturers and the automotive aftermarket. 5mm x 1.5mm
See More

2003 BMW 525i Fuel Injectors

Maybe you’re in the middle of a full rebuild of that 2003 BMW 525i. Maybe you just need a couple of Fuel Injectors. Either way, Advance Auto Parts has 18 different Fuel Injectors in our inventory ranging from $1.74 to $342.99. That means you can find the exact parts or products you need to keep that 2003 BMW 525i running smoothly.

Fuel Injectors are only as good as their brand. We stock 11 different brands to make sure you have plenty of trusted parts to choose from for your 2003 BMW 525i. Carquest Premium, Carquest, and Cardone are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Fuel Injectors for your 2003 BMW 525i, but don’t take our word for it – read our customer ratings and reviews and buy with confidence.

So if you’re in the market for aftermarket Fuel Injectors to keep your 2003 BMW 525i rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Fuel Injectors Brands To Make Your 2003 BMW 525i Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 BMW 525i demands trusted brand parts and products to keep it running. Many trusted brands of Fuel Injectors make up Advance Auto Parts’ inventory, and all are ready to help make your 525i the best it can be. Be sure to browse some of our top Fuel Injectors brands and parts.

Popular Cardone Fuel Injectors

We carry Cardone parts in our stock across Air Flow Meters and Mass Air categories, plus more. For a 2003 BMW 525i, our most popular Cardone Fuel Injectors include:
Mass Air Flow Sensor
from $99.99
(2)
Mass Air Flow Sensor
Air Flow Meters and Mass Air

FAQs for 2003 BMW 525i Fuel Injectors

What are the most purchased Fuel Injectors for the 2003 BMW 525i?

Out of 18 Fuel Injectors for the 2003 BMW 525i, the most popular in our inventory are:
Fuel Injector Seal Kit
from $2.99
This product is not rated
Fuel Injector Seal Kit
Fuel Injector O-Ring Kits
Mass Air Flow Sensor (MAF) - 100% NEW
from $125.99
This product is not rated
Mass Air Flow Sensor (MAF) – 100% NEW
Air Flow Meters and Mass Air
Remanufactured Fuel Injector
from $73.99
This product is not rated
Remanufactured Fuel Injector
Fuel Injectors