What is the main purpose of the exhaust system?

The exhaust system is a system of pipes and components whose task is to remove and purify exhaust gases, reduce noise and support engine operation.

What does exhaust gas purification system mean?

It is a set of components, such as a catalytic converter, DPF filter and EGR valve, whose task is to reduce harmful chemical compounds in exhaust gases and meet emission standards.

What is a lambda probe used for?

The lambda sensor monitors the composition of the fuel-air mixture and sends data to the engine control unit, which allows for optimal combustion.

How to recognize catalytic converter damage?

Symptoms include a loss of engine power, a check engine light and a characteristic exhaust smell.

Does a DPF filter fit every diesel?

No, DPF filters vary in design and parameters. They must be matched to the make, model, and emissions standard (e.g., Euro 5, Euro 6).

How often should a muffler be replaced?

Under normal operating conditions, an exhaust muffler can last up to 80,000–120,000 km, but its durability depends on the quality of the materials and driving style.

Are the exhaust system parts used safe?

Yes, provided they are verified and come from a reliable source – just like in the Global Parts store, where each part undergoes quality control.

Exhaust systems and exhaust gas treatment

At Global Parts, we offer a wide selection of original used car parts, including exhaust systems and exhaust aftertreatment components for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen, and others. Each part we offer undergoes quality control to ensure you receive a top-quality product.

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Audi Q3 Exhaust Lambda NOx Oxygen Sensor 2.0 TFSI CULB Petrol 06K906262

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Audi Q3 Exhaust Lambda NOx Oxygen Sensor 2.0 TFSI CULB Petrol 06K906262

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Lambda Sensor Audi A4 B9 A5 F5 45 TFSI Oxygen Sensor Lambda Probe 8W0906265S

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Lambda Sensor Audi A4 B9 A5 F5 45 TFSI Oxygen Sensor Lambda Probe 8W0906265S

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Audi S5 8T 4.2 FSI CAUA Petrol Exhaust Oxygen Lambda Probe Sensor 07L906265

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Part no. 07L906265

Audi S5 8T 4.2 FSI CAUA Petrol Exhaust Oxygen Lambda Probe Sensor 07L906265

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Audi Q2 GA 2.0 TDI DPF Control Hose Line Exhaust Pipe 05L131552G

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Audi Q2 GA 2.0 TDI DPF Control Hose Line Exhaust Pipe 05L131552G

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Audi A4 B7 2.7 TDI Front Exhaust Outlet Manifold Left N/S 059253033L

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Audi A4 B7 2.7 TDI Front Exhaust Outlet Manifold Left N/S 059253033L

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Audi Q7 4L 4.2 TDI BTR Diesel Exhaust Manifold Left N/S 057253033AJ

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Audi Q7 4L 4.2 TDI BTR Diesel Exhaust Manifold Left N/S 057253033AJ

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Audi Q7 4L A8 D4 Exhaust Gas EGR Cooler Pipe Hose 4.2 TDI 057131525R

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Audi Q7 4L A8 D4 Exhaust Gas EGR Cooler Pipe Hose 4.2 TDI 057131525R

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Audi A3 8V EGR Valve Exhaust Recirculation Cooler Throttle 04L131501M

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Audi A3 8V EGR Valve Exhaust Recirculation Cooler Throttle 04L131501M

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Part no. 8E0253653A

Audi A4 B7 Rear Centre Silencer Balance Weight 8E0253653A

PLN 61.95

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Exhaust Manifold Audi S4 B8 S5 8T 3.0 TFSI V6 Right O/S 06E253034H

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Exhaust Manifold Audi S4 B8 S5 8T 3.0 TFSI V6 Right O/S 06E253034H

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Audi Q7 4L 3.0 TDI Diesel Intake Manifold Inlet Pipe Tube Right O/S 059129712

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Audi Q7 4L 3.0 TDI Diesel Intake Manifold Inlet Pipe Tube Right O/S 059129712

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Audi A1 8X Q3 8U Engine EGR Exhaust Valve 2.0 TDI 04L131501R

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Audi A1 8X Q3 8U Engine EGR Exhaust Valve 2.0 TDI 04L131501R

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Audi A5 8T 3.0 TDI CCWA Diesel EGR Connection Pipe Hose Line Tube 059131530C

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Audi A5 8T 3.0 TDI CCWA Diesel EGR Connection Pipe Hose Line Tube 059131530C

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Audi SQ5 FY 3.0 TDI CWGD Heat Shield Thermal Protection Cover 06M103097K

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Audi SQ5 FY 3.0 TDI CWGD Heat Shield Thermal Protection Cover 06M103097K

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Part no. 05E906051L

Audi A1 GB Q2 GA Q3 F3 1.5 TFSI Air Intake Pressure Sensor 05E906051L

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Air Pump Bracket Audi A4 S4 B7 Secondary Mount Holder 8E0906615B

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Air Pump Bracket Audi A4 S4 B7 Secondary Mount Holder 8E0906615B

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Audi A6 C8 A7 4G8 2.0TDI EGR Pipe Hose Line 05L131525

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Audi A5 8T Engine EGR Valve Exhaust Valve Cooler 04L131501E

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Audi A3 8P 1.9 TDI BLS Diesel Exhaust Manifold Turbo Heat Shield 03G129969A

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Audi A4 B9 A5 8F A6 C8 2.0 TDI Exhaust DPF Map Pressure Sensor 04L906051AB

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Audi A3 S3 8P EGR Valve Engine Exhaust Cooler 03L131512C

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Audi S1 8X S3 8V VW Golf Mk7 2.0 TFSI Vacuum Line Solenoid Valve 06H906283B

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Audi Q7 4L 4.2 TDI BTR Exhaust Gas Recirculation EGR Valve 057131501E

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Audi A4 S4 B9 A5 F5 3.0 TFSI Camshaft Adjuster Solenoid Valve 06M109259N

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Part no. 06M109259N

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Part no. 8W0906265C

Audi S5 F5 NOX Sensor Lambda Oxygen Probe 2.9 TFSI Left N/S 8W0906265C

PLN 189.95

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Audi A6 C6 Seat Exeo 3R Exhaust Gas Temperature Sensor 2.0 TDI 03L906088AR

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Audi A6 C6 Seat Exeo 3R Exhaust Gas Temperature Sensor 2.0 TDI 03L906088AR

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Audi A4 B9 Nox Lambda Oxygen Sensor 8W0907807AM

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Audi A4 B9 Nox Lambda Oxygen Sensor 8W0907807AM

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Audi A5 S5 8T 4,2 V8 Exhaust Gas Combination Valve Right O/S 079131102C

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Audi A5 S5 8T 4,2 V8 Exhaust Gas Combination Valve Right O/S 079131102C

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Audi S4 B8 Exhaust Manifold Heat Shield Plate Cover 06E253036P

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Audi A3 8V VW Golf Mk7 Nox Oxygen Lambda Gas Temperature Sensor 04L906088DQ

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Audi A1 8X VW Polo 6R 1.4 TSI Petrol Lambda Oxygen Sensor 04E906262BA

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Part no. 059906051G

Audi A4 B9 A7 4G A8 D5 DPF Exhaust Pressure Sensor Unit 059906051G

PLN 42.95

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Part no. 5Q0253141

Audi A3 8V TT 8S Double Dual Exhaust Pipe Clip Clamp Holder 5Q0253141

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Audi A4 B9 A5 F5 Q5 FY A6 C8 A7 C8 EGR Valve Exhaust Cooler 2.0 TDI 05L131501M

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Audi S3 8Y Exhaust System Pipe Clamp Muffler Retainer Connector 1K0253141AA

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Audi S3 8Y Exhaust System Pipe Clamp Muffler Retainer Connector 1K0253141AA

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Audi A5 8T A6 C7 3.0 TDi Diesel Exhaust Manifold Left Side N/S 059253033AQ

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Audi A5 8T A6 C7 3.0 TDi Diesel Exhaust Manifold Left Side N/S 059253033AQ

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Audi Volkswagen Seat Skoda 1.9 TDI EGR Valve Cooler Pipe Hose Line 038131521CB

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Audi Volkswagen Seat Skoda 1.9 TDI EGR Valve Cooler Pipe Hose Line 038131521CB

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Audi A6 C7 3.0 TDI High Pressure Vaccum Hose EGR Valve Line 059131055M

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Audi A6 C7 3.0 TDI High Pressure Vaccum Hose EGR Valve Line 059131055M

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Audi A3 8V EGR Valve Engine Exhaust Cooler 04L131501C

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Audi A3 8V EGR Valve Engine Exhaust Cooler 04L131501C

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Audi Q3 2.0 TFSI CULB Turbocharger Heat Protection Shield Plate 06K145325A

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Audi Q3 2.0 TFSI CULB Turbocharger Heat Protection Shield Plate 06K145325A

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Part no. 03L906088N

Audi A3 8P 2.0 TDI Diesel Engine Exhaust Gas Temperature Sensor 03L906088N

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Part no. 8V0253825C

Audi A3 S3 8V 2.0 TFSI Exhaust Pipe Tip Chrome Left N/S 8V0253825C

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Audi Q2 GA 2.0 TDI EGR Valve Exhaust Cooler 05L131501M

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Audi Q2 GA 2.0 TDI EGR Valve Exhaust Cooler 05L131501M

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Audi S8 D3 Quattro 5.2 FSI Secondary Air Pump Valve EGR Valve 079131101AR

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Audi S5 8T Exhaust Manifold Heat Shield Plate Cover 079253037B

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Audi S5 8T Exhaust Manifold Heat Shield Plate Cover 079253037B

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Audi TT FV VW Golf Mk7 Exhaust Lambda Oxygen Sensor Probe 2.0 Petrol 06K906265C

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Audi TT FV VW Golf Mk7 Exhaust Lambda Oxygen Sensor Probe 2.0 Petrol 06K906265C

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Part no. 06H145701K-2

Audi A4 B8 A5 8T 1.8 Petrol Exhaust Manifold 06H145701K

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Audi A4 S4 B7 Quattro Petrol 4.2 V8 BBK Exhaust Manifold 079253034A

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Audi A1 8X Q3 Engine EGR Exhaust Valve 04L131501R

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Audi A1 8X Exhaust Manifold Engine Heat Shield Protection Plate 03C253041BH

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Audi A8 D4 3.0 TDI Diesel Exhaust Gas Temperature Sensor 059906088CE

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Audi A8 D4 3.0 TDI Diesel Exhaust Gas Temperature Sensor 059906088CE

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Audi Q2 GA 2.0 TDI Exhaust NOX Lambda Oxygen Sensor 05L907807H

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Audi Q2 GA 2.0 TDI Exhaust NOX Lambda Oxygen Sensor 05L907807H

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Audi S5 8T 3.0 Petrol Exhaust Lambda Probe Oxygen Sensor 06E906265R

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Audi S5 8T 3.0 Petrol Exhaust Lambda Probe Oxygen Sensor 06E906265R

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Part no. 8S0133246D

Audi RS3 8V RS4 B9 Petrol Exhaust Flap Motor Actuator 8S0133246D

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Audi A5 8T 3.0 TDI Diesel Engine EGR Valve 059131501D

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Audi A5 8T 3.0 TDI Diesel Engine EGR Valve 059131501D

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Audi Q7 4L 3.0 TDI BUG Inlet Manifold Flap Solenoid Valve 1KO906283

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Audi Q7 4L 3.0 TDI BUG Inlet Manifold Flap Solenoid Valve 1KO906283

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Part no. 5QJ407720

Audi A3 S3 8Y Front Driveshaft Heat Shield Plate Cover Right O/S 5QJ407720

PLN 94.95

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Part no. 8W0919529J

Audi A4 B9 A5 F5 Exhaust Gas Temperature Lambda Sensor 2.0 TFSI 8W0919529J

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Audi A7 4G Exhaust Gas Temperature Sensor Sonda Lambda 4G0906088N

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Audi A7 4G Exhaust Gas Temperature Sensor Sonda Lambda 4G0906088N

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Audi A5 F5 Q5 FY Lambda Probe Oxygen Monitor Sensor 8W0906265AC

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Audi A5 F5 Q5 FY Lambda Probe Oxygen Monitor Sensor 8W0906265AC

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Audi A5 8T 2.0 TDI EGR Tube Line Pipe Exhaust Gas Pressure Sensor 04L131552BK

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Audi A5 8T 2.0 TDI EGR Tube Line Pipe Exhaust Gas Pressure Sensor 04L131552BK

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Audi S5 8T 4.2 FSI CAUA Adapter Combination Valve Right O/S 079131166Q

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Audi S5 8T 4.2 FSI CAUA Adapter Combination Valve Right O/S 079131166Q

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Exhaust Manifolf Shield Audi S4 B8 S5 8T 3.0 TFSI Plate Left N/S 06E253037R

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Exhaust Manifolf Shield Audi S4 B8 S5 8T 3.0 TFSI Plate Left N/S 06E253037R

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Part no. 04L906262

Audi A3 8V Lambda Sensor Oxygen NOx Exhaust Sensor Diesel 04L906262

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Audi A5 F5 SQ5 FY Lambda Oxygen Sensor Exhaust Wiring 8W0906265M

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Audi A5 F5 SQ5 FY Lambda Oxygen Sensor Exhaust Wiring 8W0906265M

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Audi A3 8Y 30 TFSI DXDE Exhaust Pipe Clamp 04L253725B

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Audi A3 8Y 30 TFSI DXDE Exhaust Pipe Clamp 04L253725B

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Audi Q7 4L 4.2 TDI Exhaust Manifold Cover Heat Shield Right O/S 057253038L

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Audi Q7 4L 4.2 TDI Exhaust Manifold Cover Heat Shield Right O/S 057253038L

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Part no. 03L906262

Audi A4 B8 2.0 TDI Lambda Sensor Oxygen Sensor Lambda Probe 03L906262

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Audi Q7 4L 3.0 TDI BUG Diesel Exhaust Manifold Hose Pipe Left N/S 059131789N

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Audi Q7 4L 3.0 TDI BUG Diesel Exhaust Manifold Hose Pipe Left N/S 059131789N

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Audi A4 B8 A5 8T 2.0 TDI Diesel Turbo Exhaust Manifold 03L253033A

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Audi A4 B8 A5 8T 2.0 TDI Diesel Turbo Exhaust Manifold 03L253033A

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Part no. 03L906262B

Audi Q3 SE TDI Exhaust Lambda Probe Oxygen Sensor 03L906262B

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Audi A4 B7 2.0 TDI BRE Diesel Exhaust Manifold Exhaust Flange 03G253033E

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Audi Q7 4L 3.0 TDI Diesel Exhaust Manifold Pipe Tube Right O/S 059131790N

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Audi A4 B7 2.0 TDI BRE EGR Valve Diesel Engine Exhaust Cooler 03G131512AL

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Audi A4 B8 2.0 TDI EGR Exhaust Valve EGR Cooler Assembly Unit 03L131512DN

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Audi A4 B7 2.0 TDI BRE EGR Valve Diesel Engine Exhaust Gas Valve 03G131501R

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Audi A5 8T 3.0 TDI CCWA Diesel Exhaust Manifold 059253034AC

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Audi A3 8L TT 8N Volkswagen Golf Mk4 Exhaust Manifold 1.8T Petrol 06A253033

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Audi Q7 4L 3.0 TDI Diesel Exhaust Manifold Pipe Tube Left N/S 059131789L

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EGR Valve Audi A6 C7 A4 B8 3.0 TDI Diesel Engine Exhaust Cooler 059131515CG

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Part no. 059131525CP

Audi Q7 4M A4 B9 3.0 TDI Diesel EGR Connection Pipe Hose Line Tube 059131525CP

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VW Audi Skoda Exhaust Pressure Sensor DPF Particulate Filter Sensor 059906051C

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Part no. 059906051C

VW Audi Skoda Exhaust Pressure Sensor DPF Particulate Filter Sensor 059906051C

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Part no. 04L906423

Audi A3 8V Camshaft Adjuster Solenoid Valve Unit 1.6 2.0 TDI 04L906423

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Part no. 03L906088AB

Audi A6 C6 Diesel Engine Exhaust Gas Temperature Sensor Pre DPF 03L906088AB

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Audi A5 8T 3.0 TDI CCWA Diesel Turbo EGR Mount Bracket Manifold 059131799R

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Part no. 059131799R

Audi A5 8T 3.0 TDI CCWA Diesel Turbo EGR Mount Bracket Manifold 059131799R

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Part no. 06A253031CK

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Reliable parts for exhaust systems and emission filters – perfect fit for your car

Durable exhaust components – for maximum performance and durability

Exhaust systems and exhaust aftertreatment systems are essential components of every modern vehicle. Their role is not only to reduce noise but, above all, to reduce harmful emissions, making driving more environmentally friendly and compliant with applicable standards. At Global Parts, you'll find a wide selection of used car parts. for exhaust and exhaust gas treatment systems, for brands such as BMW , AUDI , Volkswagen , Mercedes , Mini and others. The exhaust system in a typical passenger car operates at temperatures ranging from 200°C to as much as 800°C under high engine loads. Therefore, these components must be made of materials resistant to corrosion and temperature fluctuations, such as stainless steel or nickel alloys. A well-designed exhaust system not only protects the environment but also improves combustion efficiency, which can translate into fuel savings of up to 5–7% compared to a faulty system.

How does the exhaust and exhaust gas treatment system work?

Exhaust systems are advanced systems composed of many key components that work together to efficiently remove exhaust gases and reduce their harmful effects. The most important elements include:

Bypass valves – Controls exhaust gas flow, helping to optimize pressure in the exhaust system.

EGR valves and parts – They are responsible for exhaust gas recirculation, which reduces nitrogen oxide emissions and improves fuel combustion.
Secondary air pumps – They support the combustion process by supplying additional oxygen to the exhaust system, reducing exhaust emissions.
Catalysts – They purify exhaust gases by neutralizing harmful substances such as nitrogen oxides and carbon monoxide.
Exhaust systems and kits – Comprehensive exhaust system component kits ensuring optimal engine performance.
Collectors – They are responsible for discharging exhaust gases from the cylinders to further elements of the exhaust system.
Exhaust pipes and tips – They ensure efficient exhaust gas removal and give the vehicle a sporty appearance.
Clamps, clamps, flanges and mounting parts – Mounting elements enabling solid attachment of the exhaust system.
Mufflers and resonators – They reduce engine noise, improving driving comfort.
Exhaust system gaskets – They ensure tight connections and eliminate the risk of exhaust leaks.
Lambda probes and O2 sensors – They monitor exhaust gas composition, optimizing the fuel-air mixture and improving combustion economy.
Thermal shields, connectors and sleeves – They protect exhaust system components from overheating and improve their durability.
Solenoid valves – They regulate the flow of gases in the exhaust system, improving its efficiency. Each of these components is crucial for engine performance, driving comfort and environmental protection. For example, the diesel particulate filter (DPF) installed in diesel engines can trap up to 90% of the soot produced during combustion. In cars from brands such as Audi and BMW, DPF parameters are adapted to Euro 6 standards, which allow nitrogen oxide (NOx) emissions of just 80 mg/km. This demonstrates how precisely these systems must be designed to meet stringent regulations.

Why is it worth taking care of exhaust and exhaust gas treatment systems?

Regular maintenance and replacement of exhaust and exhaust aftertreatment system components is essential for efficient and environmentally friendly engine operation. Neglecting these systems can lead to:

Increased exhaust emissions, which may result in failure to pass the technical inspection.
Damage to key components such as catalytic converters or DPF filters.
Decreased vehicle performance and higher fuel consumption. At Global Parts we offer genuine used car parts , which undergo rigorous quality testing, ensuring reliability and durability. Taking care of your exhaust system isn't just about the environment, it's also about saving money. For example, a leaky muffler can increase fuel consumption by up to 0.5 l/100 km. With an annual mileage of 20,000 km, this translates to an additional 100 liters of fuel, a cost of several hundred zlotys.

How to choose the right parts for exhaust and exhaust gas treatment systems?

When choosing parts for the exhaust system and exhaust gas treatment systems, such as mufflers, catalytic converters or particulate filters, it is worth paying attention to:

Vehicle-specific fit – Every car make and model requires specific solutions. At Global Parts, you'll find exhaust and aftertreatment components perfectly matched to BMW , AUDI , Volkswagen , Mercedes , Mini, and more.
Technical condition – Make sure components are free from damage, corrosion and cracks.
Emissions Compliance – Ensure the parts you choose meet current emissions regulations.

To make the selection of parts easier, below is an example table of compatibility and wear symptoms.

Element	Typical signs of wear	Application/Compatibility
Silencer	louder engine operation, metallic vibrations	most BMW, Audi, VW models
DPF filter	power loss, engine error message	diesel engines, Euro 5 and Euro 6
Lambda probe	higher fuel consumption, uneven engine operation	all petrol and hybrid types
Catalyst	characteristic smell of exhaust fumes, loss of power	vehicles with emission standards from Euro 3 and above

Why choose used exhaust and exhaust aftertreatment system parts?

Used car parts This is an excellent solution that allows you to save money while maintaining high quality. By choosing used exhaust systems and exhaust aftertreatment parts, you gain:

Lower costs – Used components are much cheaper than new ones, but offer equally high quality.
Ecology – You support recycling and reduce the amount of automotive waste.
Wide selection – In our store you will find components for the most popular car brands.

How to take care of the exhaust system and exhaust gas treatment?

To ensure that your exhaust system and exhaust gas treatment system continue to function efficiently for years to come, it is important to remember a few rules:

Regularly check the condition of the DPF filter and catalytic converter - clogging them can reduce the vehicle's performance.
Keep exhaust pipes clean to avoid corrosion.
Avoid short journeys, which may cause the exhaust system and its components to underheat. In case of damage or wear, you will find the right used car parts at Global Parts that will restore full functionality of your exhaust system.

FAQ - Frequently asked questions about car exhaust systems

Question	Answer
What is the main purpose of the exhaust system?	The exhaust system is a system of pipes and components whose task is to remove and purify exhaust gases, reduce noise and support engine operation.
What does exhaust gas purification system mean?	It is a set of components, such as a catalytic converter, DPF filter and EGR valve, whose task is to reduce harmful chemical compounds in exhaust gases and meet emission standards.
What is a lambda probe used for?	The lambda sensor monitors the composition of the fuel-air mixture and sends data to the engine control unit, which allows for optimal combustion.
How to recognize catalytic converter damage?	Symptoms include a loss of engine power, a check engine light and a characteristic exhaust smell.
Does a DPF filter fit every diesel?	No, DPF filters vary in design and parameters. They must be matched to the make, model, and emissions standard (e.g., Euro 5, Euro 6).
How often should a muffler be replaced?	Under normal operating conditions, an exhaust muffler can last up to 80,000–120,000 km, but its durability depends on the quality of the materials and driving style.
Are the exhaust system parts used safe?	Yes, provided they are verified and come from a reliable source – just like in the Global Parts store, where each part undergoes quality control.

Summary: Exhaust Systems and Exhaust Gas Treatment at the Global Parts Automotive Store

Exhaust systems and exhaust aftertreatment systems are the foundation of modern vehicles, combining ecology, efficiency, and driving comfort. By maintaining their technical condition, you ensure reliability and compliance with applicable emission standards. The Global Parts automotive store invites you to browse our wide selection of original used car parts . Whether you're looking for car parts for BMW , Audi , Volkswagen , Mercedes, Mini , and others, you'll find them at competitive prices. We strive to ensure every customer finds the right parts for their car, and if you have any questions or concerns about selecting the right components, we're happy to help! Please contact us – we're here to help! For more information and interesting facts, visit our automotive blog .

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