BMW E90 M3 S65 4.0L

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ECS - Corporate Logo
T#:55353606
Part#: 042121LA03KT
In Stock
New Item
$ 29.99 USD
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$ 29.99 USD
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Over time, road grime, salt, and moisture take a toll on the factory rear leveling rod. The original equipment often corrodes, seizes, and eventually snaps—or worse, binds up and breaks your expensive headlight leveling sensor. With this issue in mind, ECS has engineered a heavy-duty, bulletproof solution designed to outlast the car it’s installed on.

Instead of brittle OE plastic that degrades and snaps over time, this rod is constructed from high-strength, flexible polyurethane. Paired with corrosion-resistant stainless steel ball studs, it guarantees smooth articulation and prevents the binding that destroys expensive sensors. Precision-manufactured for a perfect, bolt-on fit, this upgrade requires zero modifications to replace your fragile OEM unit.

This is a direct-fit replacement for Genuine BMW part number 37146752797, restoring proper suspension-to-sensor geometry so your headlights adjust perfectly to changing loads and road conditions.

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CANchecked - Corporate Logo
T#:56797141
Part#: CC34062
Ships in 4 Business Days
New Item
$ 564.99 USD
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$ 564.99 USD
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CANchecked provides critical data monitoring utilizing the CAN Bus network with custom Multi-Function Displays, which are designed to blend cleanly into the stock vents for an OE-like appearance.
CANchecked - Corporate Logo
T#:56797137
Part#: CC22750
Ships in 4 Business Days
New Item
$ 54.99 USD
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$ 54.99 USD
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The CANchecked Connection Cable ensures your MFD28 or MFD32 display operates flawlessly in the most demanding automotive and motorsport environments.

ECS - Corporate Logo
T#:56544054
Part#: 042135LA01KT
In Stock
New Item
$ 36.99 USD
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$ 36.99 USD
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Over time, road grime, salt, and moisture take a toll on the factory front headlight leveling sensor rod. The original equipment often corrodes, seizes, and eventually snaps—or worse, binds up and breaks your expensive headlight leveling sensor. With this issue in mind, ECS has engineered a heavy-duty, bulletproof solution designed to outlast the car it’s installed on.

To ensure compliance and long-term durability, flexible polyurethane material was chosen for constructing this replacement sensor rod. Paired with corrosion-resistant stainless steel ball studs, it guarantees smooth articulation and prevents the binding that destroys expensive sensors. Precision-manufactured for a perfect, bolt-on fit, this upgrade requires zero modifications to replace your fragile OEM unit.

This is a direct-fit replacement for Genuine BMW part number 37142283867, restoring proper suspension-to-sensor geometry so your headlights adjust perfectly to changing loads and road conditions.

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Active Autowerke - Corporate Logo
T#:57616348
Part#: RTF-1L
Ships in 4 Business Days
New Item
7% off MSRP $ 140.00

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

$ 130.00 USD
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7% off MSRP
$ 140.00

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

$ 130.00 USD
Free Shipping
Rotrex superchargers utilize a unique traction drive system that sets it apart from other centrifugal-style superchargers. For best performance, Rotrex recommends replacing this fluid every 50,000 miles. This bottle of traction fluid is plenty enough for one supercharger service (typically 750ml).
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H&R - Corporate Logo
T#:58855537
Part#: 407557253
Ships in 4 Business Days
New Item
$ 184.99 USD
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$ 184.99 USD
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Running later-model 5x112 wheels on your BMW takes an adapter that matches both the bolt pattern and the wheel bolt thread.

H&R - Corporate Logo
T#:58855539
Part#: 507557252
Ships in 4 Business Days
New Item
$ 184.99 USD
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$ 184.99 USD
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Want a more aggressive stance with wheels made for a different bolt pattern?
H&R - Corporate Logo
T#:58855535
Part#: 607557253
Ships in 4 Business Days
New Item
$ 193.99 USD
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$ 193.99 USD
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For the widest stance on 5x112 wheels with 14x1.5 bolts, H&R's TRAK+ 30mm Wheel Adapter has you covered.

Active Autowerke - Corporate Logo
T#:57616347
Part#: 12-032-C38
Ships on Oct 26, 2026
New Item
$ 23,749.00 USD
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$ 23,749.00 USD
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The Active Autowerke Supercharger System is powered by a Rotrex C38-92R Supercharger Unit mounted with a custom CNCed bracket that uses a dedicated drive belt system, while eight high flow fuel injectors are used to supply the additional required fuel. Active Autowerke's Performance Software, available for 91-93 octane, race gas, and octane levels unique to other countries, is carefully calibrated, and is at the heart of the system to provide an unparalleled driving experience. Keeping within the factory's OBDII parameters, the Active Autowerke Supercharger System ensures consistency for everyday driving. The Level 4 system includes a water/methanol injection system with upgraded pulley and custom software.
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H&R - Corporate Logo
T#:58855536
Part#: 507557253
Ships in 4 Business Days
New Item
$ 184.99 USD
Free Shipping
$ 184.99 USD
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H&R's TRAK+ 25mm Wheel Adapter lets you run 5x112 wheels with 14x1.5 bolts on your 5x120 BMW without compromising fitment.
H&R - Corporate Logo
T#:58855538
Part#: 607557252
Ships in 4 Business Days
New Item
$ 193.99 USD
Free Shipping
$ 193.99 USD
Free Shipping
When you want your wheels pushed all the way out, H&R's TRAK+ 30mm Wheel Adapter delivers the width and the bolt pattern conversion together.
H&R - Corporate Logo
T#:58855530
Part#: 407557252
Ships in 4 Business Days
New Item
$ 184.99 USD
Free Shipping
$ 184.99 USD
Free Shipping
Great pick for enthusiasts who want more wheel choices.