BMW M3 E9X (S65 Engine) Evolve Automotive Uprated Throttle Actuators

Replace Fragile OEM Throttle Actuators On Your E90 / E92 / E93 M3 (S65 Engine) with Robust, Lifetime-Warranty Evolve Automotive Units With Upgraded Internals

One of the most dreaded faults on the S65-powered E9X M3 is throttle actuator failure. When the stock units fail, the engine often enters limp mode, DSC / EML lights come on, and driving becomes unpredictable. This is usually due to a design weakness in the internal gears, which wear prematurely under load.

The Evolve Uprated Throttle Actuators are rebuilt from the ground up with upgraded gears, modern electronics, and components selected for durability. Evolve replaces the MOSFETs, voltage regulators, transistors, and other components — ensuring a more robust solution than the OEM units.

These upgraded actuators are sold as a matched pair, and come with a lifetime warranty. If one of your original units fails, Evolve offers a core return scheme, meaning the cost is offset when you send in the old parts.

Why This Upgrade Matters

OEM throttle actuators are a known weak point. Gains from tuning or engine upgrades are worthless if your car is stuck in limp mode on a Sunday drive. Upgrading to Evolve’s units means you’re addressing reliability first — securing your engine’s health and preserving performance longevity. If your BMW part number for your actuators is 13627838085 then you’ll be able to upgrade to these as a replacement.

Top Features

• Fully rebuilt actuators with upgraded internal components (gear sets, MOSFETs, electronics)
• Designed to exceed factory standards
• Lifetime warranty for added peace of mind
• Sold as a matched pair
• Compatible directly with the S65 engine (E90 / E92 / E93 M3)
• Plug-and-play replacement — no ECU reprogramming needed

Installation

Because this upgrade involves removal of engine components, it is not recommended as a DIY project unless you are a highly experienced technician with familiarity of the S65 engine. This task is best performed by qualified a qualified mechanic with BMW experience to ensure cleanliness, proper sealing, and safe reassembly.

Although the actuators are a direct replacement, care must be taken to prevent any debris from entering the engine during disassembly.

Carbonwurks can provide professional in-house installation for this kit, including careful removal, cleaning, fitting, and quality check. Contact us for fitment availability and pricing. This normally takes approximately 3-4 hours to complete.

Compatibility:

• BMW M3 (E90, E92 & E93) – All models

If you are unsure of fitment, please get in touch with us before purchasing. If you would like an up to date stock level check, please do get in touch.