- Description
- Fitment
- Refund Policy
Presenting the Eventuri Hybrid Airbox System, a breakthrough intake solution for the BMW E46 M3. This system delivers the aggressive, race inspired sound of the CSL airbox with the smooth drivability and plug and play simplicity of a traditional intake. Owners no longer need to remove the MAF sensor or perform costly ECU conversions. The Hybrid Airbox provides CSL sound and performance with MAF compatibility, no remap required, and factory smooth throttle response.
Variant Option
| Configuration | Part Number | Best For |
|---|---|---|
| Hybrid Airbox + Full Carbon Intake | EVE-E46ABX-CF-INT | Owners upgrading from the factory airbox |
| Hybrid Airbox Only, reuse Eventuri intake housing and scoop | EVE-E46ABX-CF-PLM | Existing Eventuri intake owners |
Key Benefits
- Authentic CSL induction sound with full MAF compatibility
- No ECU conversion required and no tune required
- Smooth, OEM like throttle response and drivability
- CFD optimized internal geometry for efficient flow
- Patented Venturi filter housing for stable, laminar airflow
- Prepreg carbon construction for strength, heat stability, and resonance
- Cold air scoop saturates the intake mouth while preserving brake duct airflow
What Is Included
Full Hybrid Airbox + Intake (EVE-E46ABX-CF-INT)
- Carbon fiber main airbox
- Carbon fiber airbox snorkel with MAF tube and CNC MAF boss
- Six pre-installed thermoplastic molded trumpets with CNC stainless reinforcement rings
- Carbon fiber filter housing
- Bespoke dry high flow filter
- Carbon fiber cold air scoop
- Stainless steel brackets and flanges
- CNC machined breather adapters
- Custom EPDM flexible coupler
- Silicone couplers
- Crankcase breather hose
- Additional vacuum tubing and mounting hardware
Hybrid Airbox Only, reuse existing Eventuri intake (EVE-E46ABX-CF-PLM)
- Carbon fiber main airbox
- Carbon fiber airbox snorkel with MAF tube and CNC MAF boss
- Six thermoplastic molded trumpets with CNC stainless reinforcement rings
- Stainless steel brackets and flanges
- CNC machined breather adapters
- Custom EPDM flexible coupler
- Silicone couplers
- Crankcase breather hose
- Additional vacuum tubing and mounting hardware
Engineering Details
The main airbox houses six trumpets and the breather connectors. It is manufactured from prepreg carbon fiber and is designed to resonate under load to produce the desired CSL sound. Long term reliability at the trumpet interface is ensured by mechanical fasteners and gaskets that maintain an airtight seal through heat cycles and vibration. The same method secures the breather adapters.
The trumpets are injection molded from glass fiber reinforced thermoplastic to achieve precise geometry and smooth internal surfaces. CNC stainless rings prevent deformation when silicone couplers are tightened.
The snorkel channels airflow from the intake into the trumpet area. It incorporates the MAF tube where the OEM sensor mounts to a CNC machined boss. Custom screws engage plastic clips so the snorkel remains secure under vibration.
CFD Optimised Development
The airbox shape was refined through iterative CFD simulations to ensure each trumpet receives adequate flow without starvation from geometry limits or turbulence.
Patented Filter Housing Technology
The carbon pod shrouds a reverse mounted bespoke dry filter and reduces cross section smoothly toward the plenum. This invokes the Venturi effect, accelerating airflow while maintaining laminar conditions and reducing pressure loss through the system. The smoother flow into the MAF section allows the sensor to operate without errors.
Cold Air Scoop
The 100 percent prepreg carbon scoop with CNC machined collar locates in the front left brake duct. It saturates the intake mouth with ambient air while leaving half the duct height open for brake cooling. After a hard drive the aluminum cowl at the intake mouth will still feel cold to the touch.
Fitment
- BMW E46 M3, model years 2001 to 2006
- S54 engine
- LHD and RHD compatible
Technical Highlights
- Prepreg carbon fiber, autoclave cured
- Patented Venturi filter housing
- CNC machined MAF boss and breather adapters
- Stainless hardware and reinforcement rings
- Gasketed, mechanically fastened interfaces for long term sealing
** This item is not eligible for return **
Returns
Our policy lasts 14 days. If 14 days have gone by since your purchase, unfortunately we can’t offer you a refund or exchange. All items are subject to 15% restocking fee from the manufacturer.
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.
Additional non-returnable items:
Gift cards
Downloadable software products
To complete your return, we require a receipt or proof of purchase.
Please do not send your purchase back to the manufacturer.
There are certain situations where only partial refunds are granted (if applicable)
You will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable. If you receive a refund, the cost of shipping to you will be deducted from your refund. If your original order qualified for free shipping, the actual cost of shipping the item to you will still be deducted from your refund.
If you would like to start a return please click here
Refunds (if applicable)
Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.
If you are approved, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within a certain amount of days.
You will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable. If you receive a refund, the cost of shipping to you will be deducted from your refund. If your original order qualified for free shipping, the actual cost of shipping the item to you will still be deducted from your refund.
Late or missing refunds (if applicable)
If you haven’t received a refund yet, first check your bank account again. Then contact your credit card company, it may take some time before your refund is officially posted. Next contact your bank. There is often some processing time before a refund is posted. If you’ve done all of this and you still have not received your refund yet, please contact us at info@amtuning.ca.
Sale items (if applicable)
Only regular priced items may be refunded, unfortunately sale items cannot be refunded.
Exchanges (if applicable)
To start an exchange, click here
Non-refundable items
The following items are non-refundable and non-returnable once purchased: oils, fuel or oil additives, filters, tuning cables, OBDeleven products, Braum seats, spark plugs, coil packs, and similar consumable, wheel spacers, wheels bolts, license plate brackets, electronic tuning components and any other product subject to discretion of AM Tuning Canada.
Other products from brands such as MHD, Bootmod3, Ecutek, Braum racing, Novitec are also non-refundable and non-returnable.
All sales of these items are final and are subject to the policies and discretion of AM Tuning. By completing a purchase, the customer acknowledges and agrees to these terms.
