2003 BMW 745i Fuel and Emissions Systems

Essential 2003 BMW 745i Fuel and Emissions Systems

ACDelco – Multi-Purpose Wire Connector with Leads (Part No.PT2164)

Multi-Purpose Wire Connector with Leads

from

$16.79
ACDelco Professional Air Charge Temperature Sensor Connector is a high quality aftermarket replacement component for one or more of the following vehicle systems: ignition, starting and charging, body-electrical and lighting, and/or engine fuel management. This premium aftermarket connector is manufactured to meet or exceed your expectations for fit, form, and function.

Product Features:
  • Professional, premium aftermarket replacement
  • Provides the performance and dependability you expect from ACDelco
  • Manufactured to meet expectations for fit, form, and function
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Beck/Arnley – Relay (Part No.203-0131)

Relay

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$31.49
Beck/Arnley parts meet foreign nameplate OE specifications for form, fit and function. Our product specialists work with a network of global sourcing partners so you can install the right part with confidence.

Product Features:
  • Matches OE form, fit and function
  • Made with high quality materials for internal coil and switch
  • Includes anti-corrosion terminals
  • Constructed to withstand an underhood environment
  • Application specific for this vehicle
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Carquest Premium – Vapor Canister (Part No.CPN2629)

Vapor Canister

from

$2784.99
Vapor Canister

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

Fuel Tank Cleaning Kit

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$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
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Bosch – Leak Detection Pump (Part No.B70732233919BOS)

Leak Detection Pump

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$114.15
The Bosch Fuel Vapor Leak Detection Pump ascertains leaks or related problems in the fuel system. A functional Vapor Leak Detection Pump is necessary in states that require an Emissions Inspection.

Product Features:
  • Helps to reduce atmospheric pollution due to hydrocarbon emissions
  • Direct replacement for a proper fit every time
  • Durable against salt, debris, and other harsh undercar conditions
  • On-vehicle and laboratory testing has been conducted on this part to ensure a trouble-free performance
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APA/URO Parts – Fuel Sender Seal (Part No.E2050269587APA)

Fuel Sender Seal

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$13.20
Fuel Sender Seal

APA/URO Parts – Electric Fuel Pump R (Part No.E3049393272APA)

Electric Fuel Pump R

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$204.90
Electric Fuel Pump R

Dorman – Secondary A.I.R. Combination Valve (Part No.911-976)

Secondary A.I.R. Combination Valve

from

$135.99
This secondary air injection 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 secondary air injection 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
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Siemens – Siemens Fuel Injector (Part No.C1000250107SIE)

Siemens Fuel Injector

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$174.50
Siemens fuel injectors are manufactured to OE requirements that meet federal emissions and fuel economy standards, and provide exact OE fit for ease of installation. Siemens injectors are manufactured using internal components that are compatible with alternative fuels or fuel blends, including ethanol mixtures.

Product Features:
  • Original Equipment Manufacturer
  • Premium internal components
  • OE Calibrated impedance
  • Fine atomized spray reduces emissions
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Carquest Premium – Multi Purpose Relay (Part No.RAA1749)

Multi Purpose Relay

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$36.49
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.
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Rein – Breather Hose (Part No.B2010338022RIN)

Breather Hose

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$74.46
This OE quality breather hose is vehicle specific and a direct replacement for the original component. Rein automotive products provide you with the proper fit, form and function for European vehicles. With fitments for some of the world’s finest automobiles, including Audi, BMW, Mercedes Benz, Mini, Porsche, Saab, Volkswagen, and Volvo all Rein Automotive genuine replacement parts are guaranteed original manufacturer quality. Every part is manufactured with top quality materials to ensure it has the same tolerances as the part that came on the car to provide ease of installation and long lasting durability.

Product Features:
  • Original Equipment fit, form and function
  • Manufactured from premium raw materials
  • Premium OE design
  • Right fit the first time
  • For European vehicles
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NTK – Switching Oxygen Sensor: 4 Wire, 17.75" Long, Heated, Direct Fit (Part No.25627)

Switching Oxygen Sensor: 4 Wire, 17.75" Long, Heated, Direct Fit

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$123.99
NTK is the world’s largest supplier and manufacturer of OEM oxygen sensors. Oxygen sensors play a critical role as part of the vehicle’s on-board diagnostic system in maintaining optimal engine performance, maximizing fuel efficiency and reducing harmful emissions. Providing constant closed loop feedback to the ECU, oxygen sensors help to control the air-fuel ratio while alerting OBDII systems of possible problems with fuel delivery or catalytic converter efficiency. A ceramics company at our core, NTK uses state-of-the art technology enabling control of the ceramic element used in our oxygen sensors from raw material to finished product. Trust The Sensor Specialist for full-line market support and OE application technology.

Product Features:
  • OEM QUALITY: NTK is the world’s largest supplier of original equipment oxygen sensors with renowned quality that meets or exceeds OEM specifications
  • PRODUCT ENGINEERING: Based on OE expertise, but specifically engineered for the aftermarket, NTK Oxygen Sensors offer superior OE fit, form, function
  • OE TECHNOLOGY: Upgraded to the latest OE technologies, NTK Oxygen Sensors are designed to reduce OE failures, enhance durability and performance
  • EXTENSIVE TESTING: OE development includes vibration and thermal shock testing. Testing during manufacturing guarantees quality and reliability
  • EASY INSTALLATION: NTK Oxygen Sensors are equipped with OE specified, water-resistant connectors and harness accessory hardware for easy installation
  • ADVANCED CERAMIC SENSOR ELEMENT: 3-stage contaminant-resistant plasma jet and deposit trap overcoat protects against element poisoning
  • NTK ADVANTAGE: Superior dual-coated platinum interface and thinner ceramic element produces fastest light off and response times with best durability
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Pierburg – Secondary Air Injection Check Valve (Part No.B6050269399APG)

Secondary Air Injection Check Valve

from

$164.06
The Pierburg Air Pump Control Valve is a high quality Original Equipment replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Premium Original Equipment replacement
  • Provides performance and dependability
  • Manufactured to meet OE specifications
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Bosch – Bosch Oxygen Sensor (Part No.C5010147758BOS)

Bosch Oxygen Sensor

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$113.03
The Bosch oxygen sensor utilizes a mix of zirconium and yttrium oxides and other elements to form a tough base that withstands the intense stress to which oxygen sensors are subjected. Each element is incredibly strong for best-in-class performance and maximum service life.

Product Features:
  • OE-Equivalent.
  • Direct fit for easy installation.
  • OE Style connectors and wire lengths.
  • Base ceramic probe of Zirconium and Yttrium.
  • Patented Platinum Power Grid.
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Pierburg – Secondary Air Pump (Part No.B6010298318APG)

Secondary Air Pump

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$469.96
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
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Pierburg – Intake Manifold Runner Valve (Part No.B1220427429APG)

Intake Manifold Runner Valve

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$709.02
The Pierburg Intake Manifold Runner Valve is a high quality Original Equipment replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Premium Original Equipment replacement
  • Provides performance and dependability
  • Manufactured to meet OE specifications
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Elring – Fuel Injector Seal (Part No.C1010681908ELR)

Fuel Injector Seal

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$2.43
Fuel Injector Seal

Original Equipment – AMBIENT TEMP SENSOR (Part No.P4025449414OEA)

AMBIENT TEMP SENSOR

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$50.62
AMBIENT TEMP SENSOR

Dorman – Vacuum Pump Seal Repair Kit (Part No.917-146)

Vacuum Pump Seal Repair Kit

from

$59.99
The components in this vacuum pump repair kit are designed to match the function of the original parts on specified vehicles. They are engineered to be reliable replacements for components that are missing or damaged.

Product Features:
  • Direct replacements – the components in this vacuum pump repair kit are designed to match the function of the original parts on specified vehicles
  • Ideal solution – engineered to be reliable replacements for components that are missing or damaged
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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Bosch – Fuel Injector Seal (Part No.C101016838BOS)

Fuel Injector Seal

from

$2.05
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.
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Bosch – Air Mass Meter (Part No.B3130266699BOS)

Air Mass Meter

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$377.69
Bosch air mass sensors are built to exacting specifications as required for such a sensitive measuring device. Through a precise manufacturing process, the correct type and thickness of platinum wire or thick film ceramic measuring elements are selected and accurately calibrated to provide optimum performance.

Product Features:
  • OEM Quality Direct fit Application
  • Measurement of air mass (gas mass) through-flow per unit of time, independent of density and temperature
  • Extensive measuring range
  • Highly sensitive, particularly for small changes in flow rate
  • Wear-free since there are no moving parts
  • Insensitive to dirt and contamination
  • Utilizes the factory style mounts, connectors and fittings
  • Provides exceptional reliability
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Bosch – Mass Air Flow (MAF) Sensor (Part No.0280218135)

Mass Air Flow (MAF) Sensor

from

$245.99
Bosch is the actual OE manufacture, plus or minus 5% deviation from OE specification can set a check engine light

Product Features:
  • OE Technology provides the correct function and calibration to ensure trouble-free operation and emission compliance.
  • 100% new product
  • Not re-manufactured or rebuilt
  • Sensor and housing are calibrated and sold together ensuring precise sensor reading and optimal engine performance
  • Guaranteed to match vehicle requirements for performance, drivability, fuel economy and emissions
  • Can provide up to 20 percent better fuel consumption
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Rein – Cap-Fuel (Part No.CPF0031)

Cap-Fuel

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$34.99
Rein OE Quality Fuel Cap
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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
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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
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ACDelco – Fuel Injector Fuel Feed and Return Pipe O-Ring Kit with 8 O-Rings (Part No.217-3365)

Fuel Injector Fuel Feed and Return Pipe O-Ring Kit with 8 O-Rings

from

$12.99
The ACDelco Professional Fuel Injector Seal Kit contains high quality aftermarket replacement components for one or more of the following vehicle systems: ignition, and/or engine fuel management. This premium aftermarket kit contains components that are manufactured to meet or exceed your expectations for fit, form, and function.

Product Features:
  • Professional, premium aftermarket replacement
  • Provides the performance and dependability you expect from ACDelco
  • Manufactured to meet expectations for fit, form, and function
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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
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2003 BMW 745i Fuel and Emissions Systems

You count on your 2003 BMW 745i 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 60 Fuel and Emissions Systems ranging in price from $2.05 to $2,784.99, you’re sure to find everything you need for your 2003 BMW 745i.

Brands matter. If you want to shop a specific Fuel and Emissions Systems brand, we stock 18 different brands like Carquest Premium, Delphi, and Rein. 2003 BMW 745i Fuel and Emissions Systems start as low as $2.05!

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 40 extensive product reviews on 2003 BMW 745i Fuel and Emissions Systems. Some of the top-rated Fuel and Emissions Systems products we carry are Oxygen Sensor: 4 Wire, 24.02" Long, Heated, Universal with 3.0 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 745i below to get started!

Top-Rated Fuel and Emissions Systems Brands For Your 2003 BMW 745i

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 745i running right for years to come. In our inventory you’ll find brands like Carquest Premium, Delphi, Rein, and even more.

Popular Rein Fuel and Emissions Systems

You’ll find popular Rein brand products across Gas Caps. All are waiting to get your 2003 BMW 745i back on the road. Some of the top-rated Rein products in these categories are:
Cap-Fuel
from $34.99
(2)
Cap-Fuel
Gas Caps

FAQs for 2003 BMW 745i Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the 2003 BMW 745i?

Out of 60 Fuel and Emissions Systems for the 2003 BMW 745i, 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 Fuel Feed and Return Pipe O-Ring Kit with 8 O-Rings
from $12.99
This product is not rated
Fuel Injector Fuel Feed and Return Pipe O-Ring Kit with 8 O-Rings
Fuel Injector Seal Kits
OE Quality Automotive Fuel Tank Cap
from $41.19
This product is not rated
OE Quality Automotive Fuel Tank Cap
Gas Caps

What are the top-rated 2003 BMW 745i Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your 2003 BMW 745i based on customer reviews/ratings are:
Oxygen Sensor: 4 Wire, 24.02" Long, Heated, Universal
from $100.99
(2)
Oxygen Sensor: 4 Wire, 24.02" Long, Heated, Universal
“Great price”