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Eventuri Hybrid Carbon Airbox System - BMW M3 (E46) 2001-2006
Lease for as low as $/week
The Eventuri Hybrid Carbon Airbox System for the BMW E46 M3 delivers the unmistakable CSL induction character while retaining full MAF functionality and OEM-level drivability. Developed through extensive CFD analysis and real-world testing, this system provides a seamless plug-and-play solution without the need for an Alpha-N conversion or ECU recalibration.
At the core of the system is a prepreg carbon fiber plenum engineered to resonate under load, producing the signature CSL-style intake sound while maintaining a perfectly stable airflow path for the MAF sensor. The internal geometry has been optimized to ensure even airflow distribution to all six cylinders, eliminating the starvation and turbulence issues common with traditional airbox conversions.
The integrated snorkel incorporates a CNC-machined MAF boss for precise sensor placement, while the patented Eventuri carbon Venturi filter housing accelerates airflow toward the plenum and maintains laminar flow conditions. A dedicated carbon cold-air scoop channels ambient air from the brake duct directly to the intake mouth, reducing intake air temperatures without compromising brake cooling performance.
Manufactured from 100% prepreg carbon fiber and assembled with CNC-machined hardware and stainless reinforcement rings, the system delivers long-term durability, OEM fitment, and a transformative driving experience.
| Configuration | Part Number | Best For |
|---|---|---|
| Hybrid Airbox + Full Carbon Intake | EVE-E46ABX-CF-INT | Vehicles upgrading from the factory airbox |
| Hybrid Airbox Only – reuse existing Eventuri intake | EVE-E46ABX-CF-PLM | Existing Eventuri intake owners |
Product Details
- Engineered for BMW E46 M3 with S54 engine
- Authentic CSL induction sound with full MAF compatibility
- No ECU conversion or tuning required
- CFD-optimized internal plenum geometry
- Patented Eventuri Venturi carbon filter housing
- Prepreg carbon fiber construction – autoclave cured
- Carbon airbox snorkel with CNC-machined MAF boss
- Six thermoplastic intake trumpets with CNC stainless reinforcement rings
- Carbon fiber cold-air scoop with CNC-machined collar
- Stainless steel mounting brackets and flanges
- CNC-machined breather adapters
- Custom EPDM flexible coupler and silicone hoses
- OEM-level fitment and drivability
What’s Included – Full System (EVE-E46ABX-CF-INT)
- Carbon fiber main airbox
- Carbon fiber snorkel with integrated MAF tube
- Carbon Venturi filter housing
- Bespoke high-flow dry filter
- Carbon cold-air scoop
- Six pre-installed intake trumpets with reinforcement rings
- Stainless mounting hardware and brackets
- Breather adapters, hoses, couplers, and installation hardware
What’s Included – Airbox Only (EVE-E46ABX-CF-PLM)
- Carbon fiber main airbox
- Carbon fiber snorkel with integrated MAF tube
- Six intake trumpets with reinforcement rings
- Stainless mounting hardware and brackets
- Breather adapters, hoses, couplers, and installation hardware
Vehicle Applications
- BMW E46 M3 (2001–2006)
- S54 engine
- LHD and RHD compatible
Notes
- Configuration selection required before ordering
- For vehicles upgrading from the factory airbox select the full intake system
- For vehicles already equipped with an Eventuri intake select the airbox-only option
- Recommended for SMG models: BMW M3 CSL OE SMG fluid reservoir and bracket
- Replacement filter (intake housing only): 1 × EVE-661-G2-FTR
- Designed and hand-assembled in the UK
- This item is not eligible for return
- Warranty coverage and damage-in-transit support are fully provided
Returns may be accepted within 14 days of purchase pending Return Merchandise Authorization (RMA). No returns or cancellations on special order items. All returns will be charged a 20% restocking fee, no exceptions.
To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging. Item must be able to be resold as new.
Several types of goods are exempt from being returned. Hazardous materials, fluids, greases, chemicals, and clothing are not able to return.
Free shipping is available within the lower 48 states for most orders totaling $199 or more. A free shipping option will be available during checkout. This offer is for delivery address in the continental United States and excludes shipments going to Alaska, Hawaii, Military Boxes, and items that require freight shipping.
Processing Time
Patterson Performance stocks a large quantity of items at any given time. Some items may require drop shipping from one of our various distributors. In stock items will ship within 1-2 business days. If you're needing your product quickly, please contact us to verify product availability before placing your order. Orders requiring additional verification (security concerns, incorrect information, etc.) may need additional processing time. Estimated shipping dates are not guaranteed and are subject to change based on inventory levels and manufacturer lead times. Backordered items are shipped immediately once available.
Items ship daily, If the item you ordered is not in stock, a member of our team will contact you via email / phone.
Patterson Performance will only ship to an address that varies from your billing address if payment is made via Paypal or a financing partner.
Patterson Performance ships from multiple warehouses throughout the United States, and sometimes from manufacturers overseas.
You can simply contact us via email / telephone for a live inventory check
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