BMW 525i Fuel and Emissions Systems

Essential BMW 525i Fuel and Emissions Systems

Bosch – Fuel Injector Seal (Part No.C101016838BOS)

Fuel Injector Seal

from

$2.06
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.
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

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

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

Bosch – Bosch Fuel Pressure Regulator (Part No.C3000241274BOS)

Bosch Fuel Pressure Regulator

from

$38.77
An essential part of the Fuel System, the Fuel Pressure Regulators’ sole purpose is to maintain fuel pressure at a constant differential to manifold vacuum under all engine load conditions.

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

Rein – Cap-Fuel (Part No.CPF0031)

Cap-Fuel

from

$34.99
Rein OE Quality Fuel Cap
See More

Pierburg – Air Inject Check Val (Part No.B7040269654APG)

Air Inject Check Val

from

$41.94
Air Inject Check Val

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

DENSO – Wideband Oxygen Sensor: Upstream, 5 Wire, 60.43" Long, Heated, Exact Fit (Part No.234-5139)

Wideband Oxygen Sensor: Upstream, 5 Wire, 60.43" Long, Heated, Exact Fit

from

$160.99
DENSO Air/Fuel Ratio Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance.; Each component is precision-built for exact replacement+ and a first time fit.; DENSO gives you the right part and the right fit+ the first time.

Product Features:
  • Specifically designed to meet the increasing demands of today’s engines
  • 100% checked for high temperature signal output, air tightness, continuity, and heat resistance for optimal efficiency and performance
  • Coated with aluminum oxide to prevent silicone and lead from contacting the ceramic element and damaging the platinum electrode
  • Double protection cover helps maintain proper unit temperature for quicker response times, which is critical to your vehicle’s fuel efficiency
  • Manufactured with a rugged stainless steel housing and porous PTFE filter to resist corrosion and contamination
See More

Carquest Premium – Multi Purpose Relay (Part No.RAA1879)

Multi Purpose Relay

from

$76.99
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 Pump Module Assembly HS1284788: Fuel Pump, Sending Unit, Wiring Harness and Strainer (Part No.HS1284788)

Fuel Pump Module Assembly HS1284788: Fuel Pump, Sending Unit, Wiring Harness and Strainer

from

$141.99
Carquest Premium fuel pump modules and assemblies are built to meet or exceed Original Equipment (OE) specifications for fit, form and function. We have invested in industry-leading quality improvements like upgraded turbine impellers and 100% carbon commutators to deliver greater reliability. Carquest Premium fuel pump modules are supplied with the pump strainer and gaskets or seals when required for the application. Carquest Premium fuel pump modules are engineered with superior quality components to provide the longest life and reliable performance.

Product Features:
  • Meets or exceeds OE specifications for fit, form and function
  • 100% carbon commutators provide resistance to aggressive fuels and double the life expectancy of the pump
  • OE upgraded turbine impellers greatly reduce fuel pulsation
  • All fuel pumps are 100% performance tested
  • Includes installation gaskets or seals where applicable
See More

Pierburg – Secondary Air Injection Check Valve (Part No.B6050269300APG)

Secondary Air Injection Check Valve

from

$160.94
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
See More

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

Electronic Change Over Valve

from

$60.44
Electronic Change Over Valve

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

Vaico – Vacuum Non Return Check Valve (Part No.B2024319693VCO)

Vacuum Non Return Check Valve

from

$110.18
The Vaico Vacuum Non Return Check Valve 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 – Automotive Engine Crankcase Breather Hose (Part No.B2010269826RIN)

Automotive Engine Crankcase Breather Hose

from

$22.33
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
See More

Carquest Premium – Evaporative Emissions System Leak Detection Pump (Part No.VDC1044)

Evaporative Emissions System Leak Detection Pump

from

$303.99
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

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

Rein – Air Pump Pipe (Part No.B6031946374RIN)

Air Pump Pipe

from

$38.35
Air Pump Pipe

Carquest Premium – Diverter Valve (Part No.ECC1498)

Diverter Valve

from

$116.99
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

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

APA/URO Parts – Vapor Canister Gromm (Part No.B7085566156APA)

Vapor Canister Gromm

from

$6.81
Vapor Canister Gromm

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

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

Intake Man. Runner V

from

$413.02
Intake Man. Runner V

Helping You Find the Right Fuel and Emissions Systems for Your BMW 525i

You love your 525i. So we’ve made it easier than ever to help you find BMW 525i Fuel and Emissions Systems in our online catalog. Our inventory holds 179 aftermarket and OEM Fuel and Emissions Systems for your BMW 525i, ranging from $1.74 to $559.99.

We offer parts from 23 brands trusted to make quality Fuel and Emissions Systems for your BMW 525i. Before you buy, take some time to read through customer reviews. We currently have 1,138 reviews of BMW 525i Fuel and Emissions Systems from previous customers. Some of the top rated parts include First Time Fit Oxygen Sensor with 4.9 stars and Fuel Cap: 10810, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack with 4.7 stars.

Find your 525i Fuel and Emissions Systems here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your BMW 525i part to confirm it’s just right? You can find your nearest Advance Auto Parts store and confirm they have the part in stock before heading over.

Top Fuel and Emissions Systems Brands for Your BMW 525i

Our inventory holds Fuel and Emissions Systems for your BMW 525i from 23 trusted brands. You’ll find OEM and aftermarket parts from brands like Bosch, Carquest Premium, and Delphi, all of which can keep that BMW happy.
We have Cardone parts available for your BMW 525i in categories like Fuel Injectors. Some of the top-rated Cardone parts in these categories are:
Mass Air Flow Sensor
from $99.99
(2)
Mass Air Flow Sensor
Air Flow Meters and Mass Air

Top-Rated Bosch Fuel and Emissions Systems

Leading Bosch Fuel and Emissions Systems

We carry Bosch brand parts for your BMW 525i across several catalog categories, including Oxygen Sensors. Some of our most reviewed Bosch parts include:

FAQs for BMW 525i Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the BMW 525i?

Out of 179 Fuel and Emissions Systems for the BMW 525i, 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 BMW 525i Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your BMW 525i 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.”
Fuel Cap: 10810, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack
from $9.49
(3)
Fuel Cap: 10810, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack
“But it works perfect and at a ⅓ of the price. Sweet”
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 ”