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BMW emissions system hardware plays a crucial role in reducing harmful pollutants, ensuring compliance with emissions regulations, and maintaining optimal engine efficiency. This category includes essential components such as oxygen sensors, EGR valves, catalytic converter brackets, mounting hardware, and exhaust clamps. Over time, emissions system hardware can wear out, corrode, or fail due to heat exposure, carbon buildup, or exhaust leaks, leading to issues such as reduced fuel efficiency, increased emissions, check engine lights, or failed emissions tests. Common problems include loose or broken mounting brackets, clogged EGR valves, and failing O2 sensors, which can negatively impact engine performance and emissions control. Replacing worn or damaged BMW emissions system hardware with high-quality, OEM or aftermarket parts restores proper exhaust function, reduces emissions, and ensures compliance with environmental standards.

This category contains parts that fit the following chassis:

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Crankcase Ventilation Hose

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T#:35357256

Part#: 11157848340

In Stock

Sale - Save 21% $ 54.99

This product was last offered at the strikethrough price on
05-03-2026

$ 43.24 USD

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Sale - Save 21%

$ 54.99

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$ 43.24 USD

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Genuine BMW Valve Zyl. 1-5 - 11727837096 -E60 M5,E63 M6

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T#:37474

Part#: 11727837096

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4% off MSRP $ 194.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 186.99 USD

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4% off MSRP

$ 194.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 186.99 USD

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The EGR valve in your engine controls the amount of exhaust gas recirculated in your engine depending on the engine load. The failure of one can result in loss of power, reduced acceleration, and decreased fuel efficiency.

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Genuine BMW Crankcase Ventilation Hose

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T#:528022

Part#: 11157848340

Ships in 1 day

6% off MSRP $ 108.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 101.99 USD

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6% off MSRP

$ 108.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 101.99 USD

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This ventilation connecting pipe guides the gases in the PCV system back into the valve cover. Plastic pipes exposed to constantly varying temperatures tend to become weak and crack over time. If yours has split, it may allow gases to escape possibly resulting in poor fuel economy, engine misfires, hissing noises under the hood, and will usually cause the check engine light to illuminate.

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Genuine MINI Stud Bolt M8X31 - 18307598251

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T#:48485

Part#: 18307598251

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$ 9.19 USD

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$ 9.19 USD

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Genuine MINI Stud Bolt M8X31 for Mini

Ensure a secure installation of your Mini's exhaust manifold with the Genuine MINI Stud Bolt M8X31. This metal double-threaded stud bolt is designed for use near the catalytic converter, providing a reliable solution for broken or rusted exhaust manifold studs.

Benefits:

Genuine MINI quality ensures durability and reliability
Designed for use near the catalytic converter for secure installation
Ideal replacement for broken or rusted exhaust manifold studs

Genuine MINI STUD BOLT
Fits BMW Engines including:
N14,N18

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Stainless Steel Oxygen Sensor (O2) Weld Bung (M18x1.5mm) - Priced Eac...

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T#:637408

Part#: 028092ECS11AKT

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Sale - Save 25% $ 3.99

This product was last offered at the strikethrough price on
05-03-2026

$ 2.99 USD

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$ 2.99 USD

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Upgrade your exhaust system with the Stainless Steel Oxygen Sensor (O2) Weld Bung (M18x1.5mm). This high-quality weld bung is made from stainless steel, ensuring durability and resistance to corrosion. It features M18x1.5mm threads, making it compatible with most oxygen sensors. Perfect for custom exhaust setups or replacing damaged bungs, this weld bung is a must-have for any automotive enthusiast.

Made from high-quality stainless steel for durability and corrosion resistance
M18x1.5mm threads ensure compatibility with most oxygen sensors
Ideal for custom exhaust setups or replacing damaged bungs
Essential for automotive enthusiasts looking to upgrade their exhaust system

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1.5mm X 51mm Metric Buna-N 70 O-ring

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T#:388889

Part#: N1.50X051

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Sale - Save 30% $ 5.99

This product was last offered at the strikethrough price on
05-03-2026

$ 4.19 USD

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$ 4.19 USD

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1.5mm X 51mm Metric Buna-N 70 O-ring is the perfect sealing solution for various industrial applications. Made from high-quality Buna-N material, this O-ring provides reliable sealing performance, ensuring leak-free connections. With its metric sizing and 70 durometer hardness, it offers versatility and durability for a wide range of uses.

High-quality Buna-N material
Reliable sealing performance
Metric sizing for versatility
70 durometer hardness for durability

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Vargas PCV Delete Kit - Cap W/ -10ORB Plug & VTA Catch Can - BMW ...

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T#:52164893

Part#: S55PCVCPCCVTA

Ships in 10 Business Days

$ 399.99 USD

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$ 399.99 USD

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The VTT VTA Catch Can Kit is a comprehensive crankcase ventilation solution specifically tailored for the BMW S55 engine.

VTT Low-Profile Crankcase Vent Adapter -16ORB - BMW S58, B58TU ...

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T#:51672705

Part#: VTT-S/B58-LP-CC-

Ships in 10 Business Days

$ 41.99 USD

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$ 41.99 USD

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The VTT Low-Profile Crankcase Vent Adapter is the definitive solution for high-boost BMW builds where hood clearance is a premium.

Genuine BMW Scr Container - 16197204623 - E90

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T#:45489

Part#: 16197204623

Ships in 2 Business Days

4% off MSRP $ 2,952.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 2,831.99 USD

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4% off MSRP

$ 2,952.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 2,831.99 USD

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Genuine BMW Scr Container -
This item fits the following BMW Chassis:
E90

Fits BMW Engines including:
M57

02 SENSOR BUNG (WELD-ON TYPE) 304 STAINLESS STEEL (M18x1.5mm) ...

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T#:47439371

Part#: 02SB1815

Ships on Dec 31, 2026

Sale - Save 39% $ 3.99

This product was last offered at the strikethrough price on
05-03-2026

$ 2.44 USD

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Sale - Save 39%

$ 3.99

This product was last offered at the strikethrough price on
05-03-2026

$ 2.44 USD

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Easily add an oxygen sensor to your custom exhaust setup with this universal O2 sensor bung. Designed for simple weld-on installation, it allows you to place your sensor exactly where you need it—perfect for custom builds, exhaust modifications, or performance tuning projects.

Features:

CNC-cut from T304 Stainless Steel for corrosion resistance
Threaded for M18x1.5mm RH oxygen sensors

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