2003 BMW 325xi Fuel and Emissions Systems

Essential 2003 BMW 325xi Fuel and Emissions Systems

Elring – Throttle Body Gasket (Part No.C7001267853ELR)

Throttle Body Gasket

from

$17.94
Throttle Body Gasket

Carquest Premium – Vapor Canister Purge Solenoid (Part No.CPC1093)

Vapor Canister Purge Solenoid

from

$106.99
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

Bosch – Oxygen Sensor: 4 Wire, 11.42" Long, Heated, Exact Fit (Part No.13477)

Oxygen Sensor: 4 Wire, 11.42" Long, Heated, Exact Fit

from

$62.99
Bosch is the world’s leading supplier and original equipment manufacturer of Oxygen Sensors. Bosch invented the automotive oxygen sensor and leads the way in sensor technology and innovation advancements. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.  Bosch oxygen sensors deliver exceptional OE level reliability, performance and durability, further improving service life of the product. 

Product Features:
  • Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
  • Direct Fit includes OE Connector for easy installation
  • Performance meets or exceeds OE specifications
  • True Direct-fit OE connectors and harness
See More

aFe POWER – Sprint Booster (Part No.77-16302)

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 – Air Charge Temperature Sensor (Part No.WTA1244)

Air Charge Temperature Sensor

from

$37.99
CARQUEST premium engine management products provide the right automatic transmission speed sensor for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions. Designed to meet OE quali

Product Features:
  • Lifecycle tested to meet or exceed OE specifications
  • Direct OE replacement
  • High strength thermoplastic is resistant to shock, temperature and chemicals. Also protects internal components from moisture and contaminants.
  • Global coverage for import and/or domestic applications.
See More

Delphi – Fuel Tank Cleaning Kit (Part No.FC01)

Fuel Tank Cleaning Kit

from

$12.49
To perform a complete fuel pump replacement, clean the tank every time. Order the Delphi Fuel Tank Cleaning Kit (Part FC01). Remember, the original pump went into a clean fuel tank, to ensure the same level of performance, the new pump should too. 100 ye

Product Features:
  • Helps avoid premature fuel pump failure
  • Lint free towel included
  • Low suds formulation
  • Removes harmful contaminants from the fuel tank
See More

Dorman – Air Injection Pump Bushing (Part No.911-901)

Air Injection Pump Bushing

from

$22.99
This secondary air injection pump mount is designed to match the fit and function of the original mount on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this secondary air injection pump mount is designed to match the fit and function of the original mount on specified vehicles
  • Restores functionality – reliable replacement for an original cover that has failed due to corrosion
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Carquest Premium – Fuel Cap: 10844, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10844)

Fuel Cap: 10844, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack

from

$39.49
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.

Product Features:
  • Passes all state and federal emissions tests
  • Manufactured from durable, long-life materials
  • Reduces air pollution with proper sealing and venting
  • Independently tested for emission control
See More

Rein – Breather Hose (Part No.ABV0202)

Breather Hose

from

$29.99
Rein Automotive OE quality vacuum hoses fit European vehicles the way the original manufacturer intended. Designed to be direct replacements for OE hoses, Rein hoses are identical to the OEM, from the size and shape of their branches to the thermoplastic quick connect fittings.

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

Vaico – Intake Man. Runner V (Part No.B1220334716VCO)

Intake Man. Runner V

from

$413.02
Intake Man. Runner V

Carquest Premium – Ambient Air Temperature Sensor (Part No.WTA1098)

Ambient Air Temperature Sensor

from

$39.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

Dorman – Help – PCV System Oil Separator (Part No.46103)

PCV System Oil Separator

from

$103.99
This engine crankcase breather hose check valve is designed to match the fit and function of the original valve on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this engine crankcase breather hose check valve is designed to match the fit and function of the original valve on specified vehicles
  • Restores functionality – this valve is made to fit and fully restore part functionality after the original valve fails
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Carquest Premium – Vapor Canister (Part No.CPN2235)

Vapor Canister

from

$398.99
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

Carquest Premium – Fuel Cap Tester Adapter (Part No.12426)

Fuel Cap Tester Adapter

from

$43.99
Fuel Cap Tester Adaper for use with Stant fuel cap testers. Color coded for easy identification. Made of durable plastic.

Product Features:
  • BAR Certified adapters
  • Adapter check’s a fuel cap’s ability to hold pressure.
  • Adapters meet EPA standards for recommended fleet coverage.
  • Check adapter application chart for specific makes and models
See More

Rein – Hose Clamp (Part No.Y3063860432RIN)

Hose Clamp

from

$3.57
Hose Clamp

Vemo – Relay (Part No.P2020309952VMO)

Relay

from

$26.12
The Vemo Relay is an ideal high quality aftermarket replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Premium aftermarket replacement
  • Provides performance and dependability
  • Manufactured to meet OE specifications
See More

Rein – Air Pump Pipe (Part No.B6031946374RIN)

Air Pump Pipe

from

$38.35
Air Pump Pipe

Dorman – Evaporative Emissions Canister Vent Valve (Part No.911-419)

Evaporative Emissions Canister Vent Valve

from

$69.99
A malfunctioning vapor canister vent solenoid can cause the engine light to come on. This vapor canister vent solenoid is engineered of quality materials for durability to ensure proper operation of the vehicle’s evaporative emissions system.

Product Features:
  • Direct replacement – this vapor canister vent solenoid fits and performs like original equipment with simple plug-and-play installation
  • Quality construction – manufactured from premium materials for a long service life
  • Excellent value – original equipment function at a lower price
  • Quality tested – has undergone simulation and endurance testing to ensure proper fit and performance
See More

Pierburg – Electronic Change Over Valve (Part No.B7075343168APG)

Electronic Change Over Valve

from

$60.44
Electronic Change Over Valve

VDO – VDO, Air Injection Air Mass S (Part No.B7150248599VDO)

VDO, Air Injection Air Mass S

from

$145.34
VDO, Air Injection Air Mass S

Elring – Fuel Injector Seal (Part No.C1010250108ELR)

Fuel Injector Seal

from

$4.88
Fuel Injector Seal

Carquest – Fuel Injector (Part No.67330)

Fuel Injector

from

$145.05
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

Carquest Premium – Idle Air Control Valve (Part No.ABC3727)

Idle Air Control Valve

from

$225.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

DENSO – First Time Fit Oxygen Sensor (Part No.C5010378632ND)

First Time Fit Oxygen Sensor

from

$94.74
Denso First Time Fit oxygen sensors are constructed of the highest quality materials available. High-quality stainless steel, porous polytetrafluoroethylene (PTFE), fluorine rubber, aluminum oxide, high-grade platinum and ceramics are used in each DENSO sensor.

Product Features:
  • SUPERIOR DESIGN – Maximizes engine performance and fuel efficiency while reducing harmful emissions.
  • DOUBLE-PROTECTION COVER – Maintains proper unit temperature for quicker response times and protects the ceramic element against silicone and lead poisoning.
  • ALUMINUM-OXIDE TRAP LAYER – Keeps silicone and lead outside the ceramic element through DENSO’s exclusive design, preventing damage to the platinum electrode.
  • STAINLESS STEEL HOUSING – Resists corrosion and contamination with a rugged, watertight body.
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.ABV0138)

Air Flow Meter Boot

from

$18.99
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 Pump Hose (Part No.ABV0104R)

Air Pump Hose

from

$21.99
Rein Automotive OE quality air pump hoses 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:
  • Matches original equipment design specifications.
  • Manufactured with high quality materials.
  • Direct fit for easy installation.
  • Resistant to heat, salt, road debris, oil and other contaminants.
See More

Pierburg – Secondary Air Pump (Part No.B6010298318APG)

Secondary Air Pump

from

$445.73
Pierburg a global supplier to European automakers manufactures an OE-equivalent direct fit Air Pump that maintains the quality and performance of the Original Equipment it replaces. Pierburg designed a modular system of brackets, and vibration absorbing elements to ensure that the secondary air pump does not interact with its mounting location.

Product Features:
  • OE design
  • Low noise
  • Long working life
  • High thermal and mechanical resistance
  • Sealed bearing design
  • Housing sealed to protect against contamination
  • High output DC motor
  • Exact OE Body and engine mounting
See More

2003 BMW 325xi Fuel and Emissions Systems

You count on your 2003 BMW 325xi to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Fuel and Emissions Systems. With 77 Fuel and Emissions Systems ranging in price from $1.74 to $756.99, you’re sure to find everything you need for your 2003 BMW 325xi.

Brands matter. If you want to shop a specific Fuel and Emissions Systems brand, we stock 20 different brands like Carquest Premium, Delphi, and Bosch. 2003 BMW 325xi Fuel and Emissions Systems start as low as $1.74!

One of the best ways to find top quality OEM or aftermarket Fuel and Emissions Systems is by asking professionals. Short of that, you can shop with confidence thanks to our 228 extensive product reviews on 2003 BMW 325xi Fuel and Emissions Systems. Some of the top-rated Fuel and Emissions Systems products we carry are First Time Fit Oxygen Sensor with 4.9 stars and Oxygen Sensor: 4 Wire, 11.42" Long, Heated, Exact Fit with 4.9 stars.

Did we mention you can order your Fuel and Emissions Systems from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Fuel and Emissions Systems inventory for your 2003 BMW 325xi below to get started!

Top-Rated Fuel and Emissions Systems Brands For Your 2003 BMW 325xi

Trusted Fuel and Emissions Systems OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 2003 BMW 325xi running right for years to come. In our inventory you’ll find brands like Carquest Premium, Delphi, Bosch, and even more.

Popular Cardone Fuel and Emissions Systems

You’ll find popular Cardone brand products across Fuel Injectors. All are waiting to get your 2003 BMW 325xi back on the road. Some of the top-rated Cardone products in these categories are:
Mass Air Flow Sensor
from $99.99
(2)
Mass Air Flow Sensor
Air Flow Meters and Mass Air

FAQs for 2003 BMW 325xi Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the 2003 BMW 325xi?

Out of 77 Fuel and Emissions Systems for the 2003 BMW 325xi, the most popular in our inventory are:
Fuel Tank Cleaning Kit
from $12.49
This product is not rated
Fuel Tank Cleaning Kit
Fuel Tank Cleaning Kits
Fuel Injector Seal Kit
from $2.99
This product is not rated
Fuel Injector Seal Kit
Fuel Injector O-Ring Kits

What are the top-rated 2003 BMW 325xi Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your 2003 BMW 325xi based on customer reviews/ratings are:
First Time Fit Oxygen Sensor
from $94.74
(34)
First Time Fit Oxygen Sensor
“Quality fluid, works as it should.”
Switching Oxygen Sensor: 4 Wire, 13.75" Long, Heated, Direct Fit
from $92.99
(2)
Switching Oxygen Sensor: 4 Wire, 13.75" Long, Heated, Direct Fit
“Installed two in a 200 528i BMW in pre-cat application. Remove and Replace took 15 minutes for each sensor. Copper anti-seize paste was included in ”