BMW Intake Manifold Components (DISA, Vacuum, CCV, Etc) for BMW 3 Series E46 (1999-2005)

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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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Turner E46 CSL Intake Kit - Gloss - M3 (w/ Manual Transmission), Z3 Z...
For Vehicles Equipped with a Manual Transmission
10X Entries Into Our F80 M3 Sweepstakes
Turner Motorsport - Corporate Logo
T#:588094
Part#: 003313TMS01KT3
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The Turner Motorsport E46 M3 CSL-Style Intake Kit replaces the restrictive factory airbox with an optimized CSL-design carbon airbox, delivering up to 20% more airflow to the BMW S54 engine. By removing the stock MAF sensor bottleneck and incorporating OEM CSL filter geometry, this intake optimizes volumetric efficiency, sharpens throttle response, and provides the classic CSL induction acoustic profile. This complete hardware kit requires an Alpha-N / CSL intake tune for installation. Upgrade your S54 intake system—select your kit options below.
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Turner CSL Style Intake Kit - Matte Carbon - E46 M3 (w/ Manual Transm...
For Vehicles Equipped with a Manual Transmission
10X Entries Into Our F80 M3 Sweepstakes
Turner Motorsport - Corporate Logo
T#:597694
Part#: 003313TMS01KT5
Ships in 6 Business Days
Sale - Save 25% $ 2,957.99

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The E46 CSL M3 is world-renowned as one of the finest cars BMW produced. Covered with parts exclusive to the CSL model, the intake system is one of the most sought after components for non-CSL owners. The performance rewards are just as great as the sound, a true symphony to an enthusiast's ear. The Turner Motorsport CSL Style intake takes the legendary BMW design and improves it, by altering and improving the OEM CSL airbox we have achieved a 20% increase in airflow of the factory airbox and also marginally improved flow over the BMW designed CSL box! This complete kit includes everything (except a tune) to completely transform your M3 in an afternoon. *Will require the use of an Alpha N tune*
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Bavarian Autosport - Corporate Logo
T#:638087
Part#: 11617544805
In Stock
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$ 119.99 USD
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The DISA Valve adjusts the intake manifold runner length to improve performance. When it fails it can lead to a rough idle and perhaps an engine fault code light. This adjusting unit fits E46 325i with M54 engine, 330i, E39 530i, E60 530i 2004-2005 - X3 3.0i 2004-2006 - X5 3.0i 2000-2006 Z3 3.0i, Z4 3.0i 2003-2006. From 1974 to 2019, Bavarian Autosport was one of the premier vendors for BMW and MINI auto parts. We are happy to preserve the Bav Auto legacy by continuing to carry their high-quality products into the future. All Bav Auto parts will remain unchanged in design and sourced from the same OEM suppliers to ensure long-lasting reliability. We trust these parts, accessories, and upgrades so confidently that we back every Bavarian Autosport branded component with a 2-year warranty.
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Air Adjustment Unit/DISA Valve Kit
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:5498497
Part#: 11617544806DKT
In Stock
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$ 122.12 USD
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A bad DISA valve can cause a variety of issues, from a loud racket in the engine bay, hesitation at low rpm and a rough idle with lean codes. If the valve is making a loud noise, we recommend replacing it as soon as possible. It is possible for the pin holding the flap to be sucked into the motor causing serious damage. Very easy to replace, just need to undo the 4 bolts holding it to the intake manifold. Includes new mounting hardware
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Comprehensive Constant Pressure Valve Replacement Kit
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:557341
Part#: 11111318185TMSKT
In Stock
Sale - Save 2% $ 85.93

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$ 84.32 USD
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When your CPV O-ring fails it causes a slow oil leak on the passenger side of the engine, making an oily mess that frequently resembles a rear main seal leak. Replacing the CPV with an upgraded o-ring ensures a long-term solution to this common problem. 

The factory o-ring over time fails from heat cycling and oil exposure due to the Buna rubber used in OEM o-rings, while the included Viton Fluoroelastomer is resistant to a much higher temperature to ensure prolonged life without leaking. 

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Bavarian Autosport - Corporate Logo
T#:640486
Part#: 11617544806
In Stock
Sale - Save 20% $ 156.99

This product was last offered at the strikethrough price on
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$ 125.59 USD
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The DISA Valve adjusts the intake manifold runner length to improve performance. When it fails it can lead to a rough idle and perhaps a engine fault code light. From 1974 to 2019, Bavarian Autosport was one of the premier vendors for BMW and MINI auto parts. We are happy to preserve the Bav Auto legacy by continuing to carry their high-quality products into the future. All Bav Auto parts will remain unchanged in design and sourced from the same OEM suppliers to ensure long-lasting reliability. We trust these parts, accessories, and upgrades so confidently that we back every Bavarian Autosport branded component with a 2-year warranty.
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Rein - Corporate Logo
T#:402121
Part#: 11617544805
In Stock
$ 177.99 USD
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$ 177.99 USD
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A bad DISA valve can cause a variety of issues, from a loud racket in the engine bay, hesitation at low rpm and a rough idle with lean codes.

If the valve is making a loud noise, we recommend replacing it as soon as possible. It is possible for the pin holding the flap to be sucked into the motor causing serious damage.

Very easy to replace, just need to undo the 4 bolts holding it to the intake manifold.

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Genuine BMW - Corporate Logo
T#:378338
Part#: 11617544805KT1
In Stock
$ 414.99 USD
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$ 414.99 USD
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A bad DISA valve can cause a variety of issues, from a loud racket in the engine bay, hesitation at low rpm and a rough idle with lean codes.

If the valve is making a loud noise, we recommend replacing it as soon as possible. It is possible for the pin holding the flap to be sucked into the motor causing serious damage.

Very easy to replace, just need to undo the 4 bolts holding it to the intake manifold.

Includes new mounting hardware

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Turner Motorsport - Corporate Logo
T#:391761
Part#: 014579ECS01AKT
In Stock
Sale - Save 25% $ 138.99

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$ 104.24 USD
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BMW M62 Turner IAT Relocation Harness With Mounting Hardware

Enhance the performance of your BMW M62 engine with the BMW M62 Turner IAT Relocation Harness With Mounting Hardware. This high-quality harness allows for the relocation of the intake air temperature (IAT) sensor, providing more accurate temperature readings and improving engine performance. Here are the key benefits:

  • Allows for more accurate intake air temperature readings
  • Improves engine performance and efficiency
  • Includes all necessary mounting hardware for easy installation
  • High-quality construction ensures durability and reliability

Upgrade your BMW M62 engine with the BMW M62 Turner IAT Relocation Harness With Mounting Hardware for improved performance and reliability.

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Karbonius Composites - Corporate Logo
T#:35019964
Part#: E46AD02-CF-2
Ships on Nov 3, 2026
$ 2,349.00 USD
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The ultimate intake for the E46 M3, made from prepeg carbon fiber in the same weave as the Genuine airbox for a OE look. The Karbonius airbox also features carbon fiber intake trumpets in place of the factory's plastic trumps, and are finished to a ultra smooth finish for perfect airflow.

OPTIONAL ESS E46 M3 Alpha-N E-Flash ECU Tuning Software

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Genuine BMW - Corporate Logo
T#:12628
Part#: 11157834056
Ships in 1 day
2% off MSRP $ 230.99

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$ 225.99 USD
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$ 230.99

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This hose directs the oil & combustion vapors from the valve cover and directs them to the intake manifold where they are put through combustion again in order to reduce emissions. We recommend replacing this hose when replacing the oil separator #11157840446.

This item fits the following BMWs:
2005-2006 E46 BMW M3
2006-2008 E85 BMW Z4 M Roadster M Coupe
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Karbonius Composites - Corporate Logo
T#:29931698
Part#: E46AD04-CF-2
In Stock
$ 884.00 USD
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$ 884.00 USD
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Snorkel extension the allows ducting from CSL bumper to airbox, requires use of CSL style airbox and mounts like the factory flap unit.


Genuine BMW - Corporate Logo
T#:12210
Part#: 11611440049
Ships in 1-2 days
3% off MSRP $ 422.26

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

$ 409.99 USD
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3% off MSRP
$ 422.26

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

$ 409.99 USD
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The DISA Valve adjusts the intake manifold runner length to improve performance. When it fails it can lead to a rough idle and perhaps a engine fault code light. This adjusting unit fits E46, E39 and Z3 with M52 engine.

This item fits the following BMWs:
1999-2000 E46 BMW 323i 323ci 328i 328ci
1999-2000 E39 BMW 528i
1999-2000 Z3 BMW Z3 2.3 Z3 2.8
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Genuine BMW - Corporate Logo
T#:367825
Part#: 13411744713
Ships in 1-2 days
6% off MSRP $ 558.99

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$ 525.99 USD
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6% off MSRP
$ 558.99

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

$ 525.99 USD
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Ensure smooth idling for your BMW's M50, M52, or M54 engine with the Turner Motorsport Genuine Idle Control Valve. This essential component, located in the intake system, plays a crucial role in regulating the engine's idle speed and air intake.

  • Genuine BMW part ensures quality and compatibility
  • Prevents idle issues and irregular engine behavior
  • Optimizes engine performance and fuel efficiency
  • Easy replacement for hassle-free maintenance
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Turner Motorsport - Corporate Logo
T#:15213959
Part#: 003313TMS01
Ships in 1 Business Day
Sale - Save 20% $ 2,969.99

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Starting at $ 2,364.95 USD
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Get the highly coveted CSL experience with your S54! Roaring induction noise, aesthetics and increased performance are just the tip of the iceberg when installing this legendary intake. Its not fair that Europe always gets the cool cars and widgets (excluding E36 LTW, thank you BMW.) The E46 CSL M3 is world renowned as one of the finest cars BMW produced. Covered with parts exclusive to the CSL model, the intake system is one of the most sought after components for non-CSL owners. The CSL intake plenum is your chance to experience the life altering CSL intake. For starters, after installation you are left with a completely transformed engine bay. You can try your very best to resist from sticking your arm in the massive inlet of the plenum but we doubt that you will be able to hold back. Turner's CSL intake plenum boasts a full carbon fiber construction with velocity stacks engineered to outflow the factory air box by over 20% and even outperforms the factory CSL air box on the flow bench because of the improved design. The CSL intake does not feature any sound dampening or silencer and allows your S54 to let out its full roar that can be heard clear through the cabin for an experience that makes you smile ear to ear. Paired with the Active Autowerke Alpha N Tune we have seen gains of up to 43 hp and 26 Ftlbs of torque in a healthy naturally aspirated S54. Performance Benefits: Airflow increased by over 20% Increased throttle response Tuning benefits far beyond the factory intake Weight reduction Roaring induction noise for both driver and spectator
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Turner Motorsport - Corporate Logo
T#:599513
Part#: 003313TMS01-02KT
In Stock
Sale - Save 20% $ 2,549.99

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$ 2,039.99 USD
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The Turner Motorsport S54 CSL Style Carbon Fiber Intake recreates the iconic European E46 M3 CSL intake system while optimizing airflow for naturally aspirated S54 engines. Manufactured from gloss-finished carbon fiber, this intake improves induction sound, increases airflow, and provides an OEM-inspired appearance suitable for both street and track vehicles
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Genuine BMW - Corporate Logo
T#:367822
Part#: 13411733090
Ships in 1-2 days
8% off MSRP $ 400.99

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

$ 366.99 USD
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8% off MSRP
$ 400.99

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

$ 366.99 USD
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Enhance your BMW's engine performance with the Turner Motorsport Idle Speed Control Valve. This genuine BMW component is designed to regulate engine vacuum, preventing stalling and ensuring a smooth idle.

Key Benefits:

  • Genuine BMW quality for precise fit and optimal functionality.
  • Controls engine vacuum to prevent stalling.
  • Essential for maintaining a smooth and stable idle.

Upgrade your BMW's idle control with the Turner Motorsport Genuine BMW Idle Speed Control Valve to enjoy reliable engine performance.

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Karbonius Composites - Corporate Logo
T#:35727834
Part#: E46AD04-CFM-2
Ships in 4 Business Days
$ 809.00 USD
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$ 809.00 USD
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Karbonius E46 M3 CSL (S54) Carbon Snorkel - 2x2 Weave and Matte Finish

Karbonius E46 M3 CSL (S54) Carbon Snorkel - 2x2 Weave and Matte Finish is the ultimate performance and style upgrade for BMW E46 M3 enthusiasts. This high-quality carbon fiber snorkel is designed to replicate the renowned CSL design, enhancing airflow efficiency and engine performance while providing a sleek, race-inspired aesthetic. Made with a premium 2x2 carbon fiber weave and finished with a durable matte coating, it offers the perfect balance of form and function. Available through Turner Motorsport, this component ensures authenticity and precision engineering for the discerning BMW owner.

Key Benefits

  • Precision-crafted for seamless fitment on BMW E46 M3 models
  • Improves airflow for optimized S54 engine performance
  • Constructed with a 2x2 carbon fiber weave for superior strength and lightweight durability
  • Matte finish adds a modern, sporty aesthetic to the engine bay
  • Inspired by the legendary CSL design for an authentic motorsport upgrade
  • Available exclusively from trusted BMW performance specialists, Turner Motorsport

Elevate your E46 M3’s performance and style with the Karbonius E46 M3 CSL (S54) Carbon Snorkel - 2x2 Weave and Matte Finish, a must-have for enthusiasts aiming to achieve the ultimate driving experience.

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Genuine BMW - Corporate Logo
T#:12506
Part#: 11617545382
Ships in 1-2 days
2% off MSRP $ 87.99

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$ 85.99 USD
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2% off MSRP
$ 87.99

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

$ 85.99 USD
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Genuine BMW Sucking Jet Pump -
This item fits the following BMW Chassis:
E39,E46

Fits BMW Engines including:
M54

Turner CSL Style Intake Kit - Matte Carbon - E46 M3 (w/ SMG) ...
For vehicles with an SMG transmission
10X Entries Into Our F80 M3 Sweepstakes
Turner Motorsport - Corporate Logo
T#:587464
Part#: 003313TMS01KT2
Ships in 6 Business Days
Sale - Save 20% $ 3,345.99

This product was last offered at the strikethrough price on
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$ 2,676.79 USD
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The E46 CSL M3 is world-renowned as one of the finest cars BMW produced. Covered with parts exclusive to the CSL model, the intake system is one of the most sought after components for non-CSL owners. The performance rewards are just as great as the sound, a true symphony to an enthusiast's ear. The Turner Motorsport CSL Style intake takes the legendary BMW design and improves it, by altering and improving the OEM CSL airbox we have achieved a 20% increase in airflow of the factory airbox and also marginally improved flow over the BMW designed CSL box! This complete kit includes everything (except a tune) to completely transform your M3 in an afternoon. *Will require the use of an Alpha N tune*
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CSL Style Intake - Matte
10X Entries Into Our F80 M3 Sweepstakes
Turner Motorsport - Corporate Logo
T#:599514
Part#: 003313TMS0102KT2
Ships in 6 Business Days
Sale - Save 20% $ 2,549.99

This product was last offered at the strikethrough price on
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$ 2,039.99 USD
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$ 2,549.99

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The Famous Euro Only M3 CSL Intake, redesigned for maximum air intake. Constructed & Finished entirely in matte Carbon

Rein - Corporate Logo
T#:402120
Part#: 11617544806
Ships in 4 Business Days
$ 246.99 USD
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$ 246.99 USD
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Air adjustment unit controls the path of the air in the intake manifold, allowing either a shorter or longer runner length. A common source of trouble causing low RPM sluggishness and accompanied by a clicking sound from the engine bay.
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Genuine BMW Cold Climate Crankcase Pressure Regulator Valve
Superior performance for both warm and cold climates
Genuine BMW - Corporate Logo
T#:12455
Part#: 11617533400
Ships in 1-2 days
2% off MSRP $ 119.99

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

$ 117.99 USD
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2% off MSRP
$ 119.99

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

$ 117.99 USD
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GENUINE BMW PRESSURE REGULATING VALVE:117059

We sell this part as part of a larger kit that includes all the hoses required BMW Crankcase Vent, PCV, and Oil Separator Systems
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Genuine BMW Emissions Service Kit - E46 M3
For vehicles with manual transmission only and production date up to 09/2004
Genuine BMW - Corporate Logo
T#:375194
Part#: 11157840446KT1
Ships in 1 day
$ 392.99

This product was last offered at the strikethrough price on
07-06-2026

$ 390.99 USD
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$ 390.99 USD
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Genuine BMW Emissions Service Kit - E46 M3
For vehicles with manual transmission only and production date up to 09/2004
Genuine BMW - Corporate Logo
T#:375196
Part#: 11157840446KT3
Ships in 1 day
$ 397.99

This product was last offered at the strikethrough price on
07-06-2026

$ 395.99 USD
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$ 395.99 USD
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Genuine BMW - Corporate Logo
T#:2881
Part#: 11617544806
Ships in 1-2 days
6% off MSRP $ 438.99

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

$ 411.99 USD
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6% off MSRP
$ 438.99

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

$ 411.99 USD
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The DISA Valve adjusts the intake manifold runner length to improve performance. When it fails it can lead to a rough idle and perhaps a engine fault code light. This adjusting unit fits E46 325i with M54 engine, E39 525i, E60 525i 2004-2005 - X3 2.5i - Z3 2.5i Z4 2.5i

This item fits the following BMWs:
2001-2005 E46 BMW 325i 325ci 325xi only with M54 engine
2001-2003 E39 BMW 525i
2004-2005 E60 BMW 525i 525xi
2004-2006 E83 BMW X3 2.5i
2000-2002 Z3 BMW Z3 2.5i
2003-2006 E85 BMW Z4 2.5i
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Genuine BMW - Corporate Logo
T#:41559
Part#: 13311438795
Ships in 5 Business Days
3% off MSRP $ 268.99

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

$ 259.99 USD
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3% off MSRP
$ 268.99

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

$ 259.99 USD
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Genuine BMW 3/2 Directional Control Valve -
This item fits the following BMW Chassis:
E46

Fits BMW Engines including:
M52


MTC - Corporate Logo
T#:6460321
Part#: 11611440049
Ships in 6 Business Days
$ 135.99 USD
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$ 135.99 USD
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A bad DISA valve can cause a variety of issues, from a loud racket in the engine bay, hesitation at low rpm and a rough idle with lean codes. If the valve is making a loud noise, we recommend replacing it as soon as possible. It is possible for the pin holding the flap to be sucked into the motor causing serious damage.
Show More Show Less

Turner CSL Style Intake Kit - Gloss - E46 M3 (w/ SMG)
For vehicles with an SMG transmission
10X Entries Into Our F80 M3 Sweepstakes
Turner Motorsport - Corporate Logo
T#:587145
Part#: 003313TMS01KT
In Stock
Sale - Save 25% $ 3,345.99

This product was last offered at the strikethrough price on
06-14-2026

$ 2,509.49 USD
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Sale - Save 25%
$ 3,345.99

This product was last offered at the strikethrough price on
06-14-2026

$ 2,509.49 USD
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The E46 CSL M3 is world-renowned as one of the finest cars BMW produced. Covered with parts exclusive to the CSL model, the intake system is one of the most sought after components for non-CSL owners. The performance rewards are just as great as the sound, a true symphony to an enthusiast's ear. The Turner Motorsport CSL Style intake takes the legendary BMW design and improves it, by altering and improving the OEM CSL airbox we have achieved a 20% increase in airflow of the factory airbox and also marginally improved flow over the BMW designed CSL box! This complete kit includes everything (except a tune) to completely transform your M3 in an afternoon. *Will require the use of an Alpha N tune*
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Genuine European BMW - Corporate Logo
T#:384517
Part#: 13417833597
Special Order: No Guaranteed ETA
$ 999.99 USD
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$ 999.99 USD
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This CSL Air rail is used to convert to the CSL air box or run an Alpha N and to accommodate use of a MAP sensor.

Karbonius Composites - Corporate Logo
T#:37521034
Part#: E46AD09-CF-2
Back Ordered
$ 1,699.00 USD
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$ 1,699.00 USD
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The CSL Airbox is one of the most demanded improvements among BMW M3 E46 enthusiasts. That is both for performance gain and for the sound it brings to the car. On the other hand, it is a laborious, time-consuming, and expensive modification. For those who are looking for a similar sound to the CSL airbox but are not looking for HP gain, we have developed the Karbonius OEM Style S54 airbox. It is a simplified version of the CSL airbox, that, apart from a louder sound from the engine (+12 dB compared to plastic OEM), gives an awesome appearance and allows for easy installation using the stock elbow and MAF sensor. No need to remap! Regarding power increase, we got +4HP in a recent dyno test compared with the OEM airbox. Not really significant considering that dynos can have a 2% margin error. In conclusion, and pending new tests in the future, we can say no significant power increase and no HP loss. NOTES: Need to install with CSL Crankcase breather hose -- BMW # 11157833649) In SMG version, need to install a Genuine BMW CSL SMG Expansion Tank -- BMW # 21532282549 Fitment: BMW M3 E46 BMW Z4 M
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Genuine European BMW - Corporate Logo
T#:360704
Part#: 11617833497
Special Order: No Guaranteed ETA
$ 3,529.99 USD
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$ 3,529.99 USD
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Genuine European BMW - Corporate Logo
T#:569148
Part#: 11618299520
Special Order: No Guaranteed ETA
$ 4,015.99 USD
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$ 4,015.99 USD
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Main section of the P54 race intake

Genuine European BMW - Corporate Logo
T#:373306
Part#: 11617833496KT2
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$ 12,548.99 USD
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$ 12,548.99 USD
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This is a Genuine BMW Euro CSL Intake Kit, one of the most sought after intakes in the European market! Included is everything you need to install this intake on your E46 M3's S54. Not only does this intake provide massive flow benefits and look amazing under the hood, the CSL intake also produces an amazing tone that can't be replicated by any other intake in the market! This kit is specifically made for an E46 M3 with an SMG Transmission. *A tune will be required to disable the MAF when installing this intake.
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Genuine BMW Emissions Service Kit - E46 M3
For vehicles with SMG gearbox and production date up to 09/2004
Genuine BMW - Corporate Logo
T#:577309
Part#: 11157840446KT5
Back Ordered
$ 613.99 USD
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$ 613.99 USD
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