BMW Intake Manifold Components (DISA, Vacuum, CCV, Etc) for BMW Z3 (1996-2002)

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The intake manifold takes incoming air from the intake and distributes it to each cylinder. Over the years the manifolds have gotten more sophisticated and complex. Most of the additional work that it does is emissions-related - recirculating vapors back into the engine to be re-used. But there are also performance innovations such as BMW's DISA variable intake runners. All of the modern innovations have a part behind it and here you will find replacement components.

In some BMW models there are performance improvements with intake manifolds. These intake manifold upgrades use mostly BMW parts and are a direct replacement for your stock manifold. We offer manifolds and kits to make the conversion work easier.

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BMW Intake Air Adjustment Unit/DISA Valve | E39 E46 Z3 - M52 2.5L / 2...
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Rein - Corporate Logo
T#:39059265
Part#: 11611440049
Back Ordered
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$ 122.99 USD
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BMW Intake Air Adjustment Unit/DISA Valve | E39 E46 Z3 - M52 2.5L / 2.8L Engine is designed to regulate airflow into the engine, optimizing performance and fuel efficiency. A faulty DISA valve can cause a variety of issues such as loud noises from the engine bay, hesitation at low RPM, rough idling, and lean codes. If you notice any unusual noise from the valve, it’s important to replace it immediately to prevent further damage. The pin holding the flap can become dislodged and sucked into the motor, causing potentially severe engine damage.

  • Ensures proper airflow into the engine for smoother performance
  • Fixes issues such as rough idle, hesitation, and lean codes
  • Prevents costly engine damage by replacing a faulty DISA valve
  • Easy installation with just four bolts to remove and replace the valve
  • Compatible with BMW E39, E46, and Z3 models with M52 2.5L / 2.8L engines
  • Durable design for long-lasting, reliable performance

Replace your faulty DISA valve to restore engine performance and prevent further damage with this easy-to-install, high-quality replacement part.

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Febi Breather Valve for crankcase, with additional parts - M52, M54 ...
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Febi - Corporate Logo
T#:38385334
Part#: 11157532629S1
In Stock
New Item
$ 212.99 USD
$ 212.99 USD
Kit comes with, Pressure Regulating Valve (11617533400), Upper Return Hose (11617504536), Lower Breather Hose (11157532629), Breather hose to Valve cover (11617533398), and Connecting Line (11617533399).
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Intake Manifold Adjuster Unit - Disa Valve | BMW E36 318 Z3
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Rein - Corporate Logo
T#:38229098
Part#: 11611438404
Ships Jul 9, 2025
New Item
$ 275.99 USD
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Intake Manifold Adjuster Unit - Disa Valve | BMW E36 318 Z3 is a critical component for optimizing air intake efficiency and engine performance. This valve dynamically adjusts the intake manifold length based on engine speed, improving power delivery and fuel efficiency. A failing DISA valve can lead to poor acceleration, reduced horsepower, and increased fuel consumption. Replacing a worn-out valve restores proper airflow, ensuring smooth engine operation. This high-quality replacement is designed for a precise fit and seals with O-ring 11611437691 for leak-free performance.

  • Optimizes intake airflow for improved horsepower and torque
  • Enhances fuel efficiency and throttle response
  • Direct-fit replacement for BMW E36 318 and Z3 models
  • Helps prevent power loss and rough engine operation
  • Seals securely with O-ring 11611437691 for reliable performance
  • Manufactured to meet or exceed OEM quality standards
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BMW E46 Crankcase Pressure Regulator Valve | S54 3.2L Engine ...
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Rein - Corporate Logo
T#:39059262
Part#: 11157840446
Ships Jul 22, 2025
New Item
$ 30.99 USD
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BMW E46 Crankcase Pressure Regulator Valve | S54 3.2L Engine is a crucial component that ensures proper crankcase ventilation by regulating oil vapor flow into the intake manifold, preventing excessive oil consumption and buildup. Designed specifically for BMW E46 models with the S54 3.2L engine, this valve helps maintain engine efficiency and performance. BMW engines are known to experience oil separator freezing in cold weather if not fully warmed up, which can lead to howling noises and oil leaks. To ensure a thorough repair, replacing the valve cover gasket when changing the separator is highly recommended.

  • Regulates crankcase pressure to prevent excessive oil consumption
  • Helps maintain proper engine ventilation for peak performance
  • Reduces the risk of oil separator freezing and associated leaks
  • Direct-fit replacement for BMW E46 models with S54 3.2L engine
  • High-quality materials ensure durability and long-lasting performance
  • Recommended to replace the valve cover gasket for a complete repair

Protect your BMW's engine from excessive oil consumption and leaks by replacing a failing crankcase pressure regulator valve with this premium-quality replacement.

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Bremmen Parts - Corporate Logo
T#:36100155
Part#: 1168000378
Ships on Aug 11, 2025
New Item
$ 15.99 USD
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A damaged, leaking, or missing vacuum check valve can lead to a range of engine performance issues. As a critical component in the vehicle's vacuum system, the check valve ensures proper air flow and pressure regulation within various engine systems. If compromised, it can cause erratic idling, poor acceleration, or rough engine performance. Additionally, a malfunctioning vacuum check valve may trigger the check engine light and could cause your vehicle to fail an emissions test due to improper control of exhaust gases. Timely replacement of a faulty vacuum check valve is essential for maintaining engine efficiency, preventing further damage, and ensuring compliance with emissions regulations.
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Bremmen Parts - Corporate Logo
T#:39295545
Part#: 13541740159
Ships on Sep 2, 2025
New Item
Sale - Save 25% $ 20.99
$ 15.74 USD
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Sale - Save 25% $ 20.99
$ 15.74 USD
Free Shipping on orders $49 and up

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