2003 Audi TT Fuel and Emissions Systems

Essential 2003 Audi TT Fuel and Emissions Systems

Carquest Premium – Evaporative Emissions System Leak Detection Pump (Part No.VDE1057)

Evaporative Emissions System Leak Detection Pump

from

$431.99
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.
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Dorman – Secondary Air Injection Pump (Part No.306-031)

Secondary Air Injection Pump

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$476.99
This secondary air injection pump is designed to match the fit and function of the original pump on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this secondary air injection pump is designed to match the fit and function of the original pump on specified applications
  • Restores functionality – reliable replacement for an original part that is leaking or has failed due to internal component failure
  • 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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Carquest – Fuel Injector Seal Kit (Part No.274831)

Fuel Injector Seal Kit

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$16.05
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
  • 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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Carquest Premium – Secondary Air Injection Pump Check Valve (Part No.EGA1181)

Secondary Air Injection Pump Check Valve

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$49.99
The Secondary Air Injection system is an emission control device designed to pump fresh air into the engine exhaust system to reduce harmful emissions and convert the emission into harmless water vapor via a chemical reaction. These systems were used heavily in the pre-catalytic converter emission control period but found some application in vehicles with catalytic converter systems.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
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Pierburg – EGR Vacuum Solenoid (Part No.B7008274290APG)

EGR Vacuum Solenoid

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$107.87
EGR Vacuum Solenoid

MTC – Air Pump Rubber Moun (Part No.B60153351923MTC)

Air Pump Rubber Moun

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$4.88
Air Pump Rubber Moun

Bosch – Relay (Part No.P202039707BOS)

Relay

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$14.56
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 – Bosch Fuel Pressure Regulator (Part No.C3000286906BOS)

Bosch Fuel Pressure Regulator

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$51.74
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
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Elring – EGR Adapter Gasket (Part No.B7102387165ELR)

EGR Adapter Gasket

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$3.34
EGR Adapter Gasket

Bosch – Bosch Oxygen Sensor (Part No.C5010425433BOS)

Bosch Oxygen Sensor

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$205.59
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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APA/URO Parts – Suction Pump (Part No.B2045325720APA)

Suction Pump

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$41.69
The APA/URO PCV Suction Pump 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
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Carquest Premium – Fuel Pump Module Assembly M2520947: Fuel Pump, Sending Unit and Strainer (Part No.M2520947)

Fuel Pump Module Assembly M2520947: Fuel Pump, Sending Unit and Strainer

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$435.99
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
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Carquest Premium – Air Charge Temperature Sensor (Part No.WTA1883)

Air Charge Temperature Sensor

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$63.99
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.
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Bosch – Wideband Oxygen Sensor: 5 Wire, 22.44" Long, Heated, Exact Fit (Part No.17270)

Wideband Oxygen Sensor: 5 Wire, 22.44" Long, Heated, Exact Fit

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$179.99
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:
  • Advanced Wideband sensing element for exact air/fuel measurement
  • Robust sensor design increases sensor longevity
  • Seared protection tube due to 100% functional quality test
  • ‘True Direct-fit’ OE connectors and harness
  • Pre-coated threads with anti-seize compound right out of the box
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Carquest Premium – Diverter Valve (Part No.ECC2363)

Diverter Valve

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$265.99
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.
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MTC – Vacuum Check Valve (Part No.B20461321844MTC)

Vacuum Check Valve

from

$7.45
Vacuum Check Valve

Carquest Premium – Multi Purpose Relay (Part No.RAA1792)

Multi Purpose Relay

from

$16.79
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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Carquest Premium – Fuel Cap Tester Adapter (Part No.12426)

Fuel Cap Tester Adapter

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

Multi-Purpose Wire Connector with Leads

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$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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APA/URO Parts – Crankcase Breather Hose (Part No.B2010187542APA)

Crankcase Breather Hose

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$32.34
Air hoses and lines for diesel and gasoline engines with additional blow-by for crankcase ventilation. Prefabricated modules in raw and clean air duct using injection-molded elastomer and plastic items, and blow-molded items.

Product Features:
  • Mount for temperature sensors
  • Noise damping
  • Folds and ribs for flexibility and vacuum stability
  • Molded-on mounts for wires or cables
  • Integrated flow divider
  • Integrated positioning and attachment of prefabricated hose clamps
  • Radial reinforcement for high vacuum stress in tight installation spaces
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Carquest Premium – Barometric Pressure Sensor Connector (Part No.PTA1104)

Barometric Pressure Sensor Connector

from

$21.99
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.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
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Carquest Premium – Vapor Canister Purge Solenoid (Part No.CPC1244)

Vapor Canister Purge Solenoid

from

$61.99
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.
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Elring – Fuel Injector Seal (Part No.C1010681908ELR)

Fuel Injector Seal

from

$2.43
Fuel Injector Seal

Bosch – Fuel Injector Seal Kit (Part No.C106016844BOS)

Fuel Injector Seal Kit

from

$10.76
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. This 5-piece kit contains 3 O-rings (black), 1 support ring (gray), and 1 protective cap (yellow). Use one kit per injector.
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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 – Fuel Injector 62682: New (Part No.62678)

Fuel Injector 62682: New

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$82.99
Bosch Port Fuel Injectors (PFI) have a robust design and are capable of using Ethanol fuel (E100). All Bosch fuel injectors released to the aftermarket are OE fit, form and function, and are produced to OE specifications. The Bosch fuel injector has a return rate of 1 part per million (PPM), making Bosch the industry benchmark. Bosch is a recognized OE leader in fuel systems technology, with more than 45 years of gasoline fuel injection experience. The fuel injection program provides vast coverage for Domestic, European, And Asian vehicles.

Product Features:
  • Guaranteed OE fit, form and function
  • Manufactured of the highest quality materials
  • Provides precision flow and original spray pattern for optimal performance
  • Product includes top and bottom mounting o-ring
  • Maintains new-car smoothness and drivability
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Rein – Breather Hose (Part No.ABV0183)

Breather Hose

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$5.99
Rein Automotive OE quality breather 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.
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2003 Audi TT Fuel and Emissions Systems

You count on your 2003 Audi TT 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 68 Fuel and Emissions Systems ranging in price from $2.05 to $476.99, you’re sure to find everything you need for your 2003 Audi TT.

Brands matter. If you want to shop a specific Fuel and Emissions Systems brand, we stock 19 different brands like Bosch, Delphi, and Carquest Premium. 2003 Audi TT 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 169 extensive product reviews on 2003 Audi TT Fuel and Emissions Systems. Some of the top-rated Fuel and Emissions Systems products we carry are Evaporative Emissions Purge Solenoid Valve with 4.5 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 Audi TT below to get started!

Top-Rated Fuel and Emissions Systems Brands For Your 2003 Audi TT

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 Audi TT running right for years to come. In our inventory you’ll find brands like Bosch, Delphi, Carquest Premium, and even more.

Popular Carquest Premium Fuel and Emissions Systems

You’ll find popular Carquest Premium brand products across Gas Caps. All are waiting to get your 2003 Audi TT back on the road. Some of the top-rated Carquest Premium products in these categories are:

FAQs for 2003 Audi TT Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the 2003 Audi TT?

Out of 68 Fuel and Emissions Systems for the 2003 Audi TT, 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
Remanufactured Fuel Injector
from $48.49
This product is not rated
Remanufactured Fuel Injector
Fuel Injectors

What are the top-rated 2003 Audi TT Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your 2003 Audi TT based on customer reviews/ratings are:
Evaporative Emissions Purge Solenoid Valve
from $52.99
(11)
Evaporative Emissions Purge Solenoid Valve
“Fits my 07 Silverado 2500 classic, turned the EVAP code off. Old ones valve was stuck in the open position allowing vapor to constantly flow into the”