SKU: 72340842822

Active Autowerke Rotrex C38 Level 2 Upgrade Kit - E46 1999-2005 328 / 330

Sale price$2087.86 Regular price$2319.85
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Ships within 48 hours · Estimated delivery Aug 5 - Aug 10

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Description

Active Autowerke Rotrex C38 Level 2 Upgrade Kit - E46 1999-2005 328 / 330Active Autowerke Level 2 Supercharger Kit 2001 2005 BMW E46 330i (Not for Automatic Transmission) Active Autowerkes 330i supercharger kit delivers instantaneous power and low end torque in amounts far beyond what the bimmer factory gods intended. Specifically designed to run with 91 93 octane pump fuel and your stock engine management system, this system uses our dyno tuned software adjustments to manage ignition, fuel, vanos, rev limits, speed

Active Autowerke Level 2 Supercharger Kit

2001-2005 BMW E46 330i (Not for Automatic Transmission)

Active Autowerke’s 330i supercharger kit delivers instantaneous power and low end torque in amounts far beyond what the bimmer factory gods intended. Specifically designed to run with 91-93 octane pump fuel and your stock engine management system, this system uses our dyno-tuned software adjustments to manage ignition, fuel, vanos, rev limits, speed governors, etc – all programmed into the same onboard computer your 330i was born with. So the performance mutation from normal to "extra-assertive’ is smooth and dependable, and totally reversible to stock. Even our oil cooling upgrade is self contained and non-intrusive of the factory oil system. Nothing beats a complete bolt on supercharger system. Bottom line: you get to experience M3 performance in a 330i at an incredibly affordable price. No need to sacrificing driveability, comfort, integrity or amenities that you have grown to love. That’s an evolution worth pursuing.

The stage 2 system raises the boost levels of this incredible supercharger system and includes a Active Autowerke air to air front mount intercooler. The intercooler helps prevent heat soak and delivers superior performance. With the matching software at the heart of the system the stage 2 system proves to be the ultimate kit for the enthusiast looking to maximize their 330's potential.


Key Features:

  • Rotrex C38-81 trim supercharger
  • Front Mount Air to Air Intercooler
  • Mounting bracket, pulleys and belt
  • 6 larger high-flow fuel injectors
  • Active Autowerke Air Filter (Some models may use K&N)
  • Self-contained oil system with front-mount oil cooler
  • Active Autowerke/Bosch bypass valve
  • Active Autowerke Dyno-Tuned Software
  • All mounting hardware, plumbing, hoses and clamps
  • Illustrated instruction manual & installation guide
  • 2 Year Warranty with free tech support


Performance Specs:

  • Power: 405 BHP @ 7000 RPM
  • Torque: 285 ft-lbs @ 5400 RPM
  • Boost Level: 8-9 psi


Note: All supercharger kits may take up to 2 weeks to ship.
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 72340842822

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4.2 ★★★★★
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Smile
West Palm Beach, US
★★★★★ 5
Great device
Color: White and Silver
This is a sweet little device and I really like it. It’s powerful and rechargeable, which is a big plus. As far as I can tell it only has one speed, so the first time I used it, it frothed so quickly that it splashed everywhere! I originally bought it not just for milk but to mix powders (like cacao or supplements) into drinks. Since it’s strong, I’ve found a workaround by quickly turning it on and off to control the mixing, and that works well. I do wish it had multiple speeds for gentler stirring, but overall it’s efficient, effective, and does a great job frothing.
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Reviewed in the United States on February 14, 2026
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Amazon Customer
Lake Worth, US
★★★★★ 5
Reliable and easy
Color: Black
I've bought several different frothers from various places including Amazon. None lasted, none were effective, just a waste of money. This one is ready everytime I pull it out of the drawer to use it and it has plenty of power. The charge lasts so much longer than I thought it would. It's priced well and a good product.
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Reviewed in the United States on January 25, 2026
A
Verified Purchase
Alaskan Girl
Lowell, US
★★★★★ 5
Perfect little mixer and frother
Color: Black
I love this little device to mix up items for a smoothie drink. It works perfectly for me. So easy to use as well! Lots of frothiness, is that a word? LoL! All I know it works for me. I use it for powdered coconut oil and a collagen powder in almond milk for a start to my morning. It has a lot of power and mixes it very well. Design is easy to use and handle in one's hand. Will know more on the longevity, at a future date. I wish it had some sort of a stand though. But I have a spot to lay it on it's side. Easy to clean or rinse off with hot water. Just remember not to immerse the whole thing into your sink of water or dishwasher. Not a good idea.
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Reviewed in the United States on September 17, 2025
J
Verified Purchase
JC
Port Orchard, US
★★★★★ 5
Love it--really works!
Color: Black
Thoroughly pleased with the high quality and speed of the frother with the strong sturdy whisk! Quickly turns clumps of protein powder into a perfectly creamy, smooth-textured beverage with no mess. Ability to froth nicely when desired. Intending to also use as a mini immersion blender. This powerful frother arrived fully charged and included a charging cable. The USB slot on the handle is compatible with my other chargers so I have no need to use the charging cable that came in the box with the frother. The handle/grip is well made and comfortable to hold. Love the sturdy whisk, simple on-off button, and that it's rechargeable and easy to clean. Works perfectly and highly recommend!
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Reviewed in the United States on September 8, 2025
S
Verified Purchase
Sean Grindley
Chelsea, US
★★★★★ 4
Great, wish it had a manual option
Color: Black
Strong whisk that does the job well! Great volume on froth and easy to use and recharge. Holds a charge well. I use mine about every other day and charge it about once a month. Does not have a stand but I keep it in a drawer. I did wish it had a manual function but the timer seems to get it just right.
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Reviewed in the United States on February 12, 2026

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