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RennTech power module - Power Module for the 2024-2026 S 63 E Performance

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RennTech power module, view 2 - Power Module for the 2024-2026 S 63 E Performance

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RennTech power module, view 3 - Power Module for the 2024-2026 S 63 E Performance

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RennTech dyno chart for the S 63 E Performance RPM upgrade - Power Module for the 2024-2026 S 63 E Performance

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RennTech Power Module 2024-2026 Mercedes-Benz S 63 E Performance W223

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Brand: RennTechSKU / Part #: 54.177.RPM.63E

Regular price: $3,724.80
Regular price: ~~$3,840.00~~
Sale price: $3,724.80
Unit price: per

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Subtotal: $3,724.80

Quantity:

RennTech Power Module 2024-2026 Mercedes-Benz S 63 E Performance W223

Subtotal: $3,724.80

Not sure it fits? Text us your VINSee all fitment

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Overview

For owners of the 2024-2026 S 63 E Performance who want real gains but a fully reversible install, RennTech's Power Module is the answer. The CNC-machined module connects through a vehicle-specific harness and refines boost, ignition and fueling for the 4.0L M177 twin-turbo V8 E Performance. RennTech rates the car at 890 hp and 1062 lb-ft with this upgrade.

Key details

The module adjusts ignition timing, throttle mapping and air-fuel ratios on the M177 4.0L twin-turbo V8 in the S 63 E Performance. It comes in a machined 6061 aluminum case with labeled leads, and a bypass plug returns the car to stock quickly.

Features

CNC-machined 6061 aluminum enclosure
Includes a bypass plug to return to stock performance quickly
Remove the harness and the car is completely back to factory
No ECU flash required

What is included

RennTech Power Module
Vehicle-specific wiring harness
Bypass plug

Specs

Part number	54.177.RPM.63E
Engine	4.0L M177 twin-turbo V8 E Performance
Rated output	890 hp / 1062 lb-ft
Shipping weight	3 lb

Fitment notes

Fitment is as listed by RennTech for this part number. Your VIN is required with the order.

Fitment

Make	Model	Chassis	Year	Engine
Mercedes-Benz	S 63 E Performance	W223	2024-2026	4.0L M177 twin-turbo V8 E Performance

Fitment

Year	Make	Model
2024–2026	Mercedes-Benz	S63 AMG E Performance

Not sure? Text us your VIN and we’ll confirm.

Shipping & returns

Shipping: Orders ship via UPS, FedEx or USPS, from our facility near Los Angeles or directly from the manufacturer. Rates for many items are weight-based and shown at checkout. If you need it by a certain date, text us before you order.

Returns: Unused items in brand-new condition and original packaging can be returned within 30 days of the invoice date, with a 25% restocking fee unless otherwise specified. In some cases we can offer a lower fee with the balance as store credit. Shipping charges aren't refundable in either direction unless approved by AutoTalent.

Not returnable: special-order or custom items, and anything that has been installed, modified or altered.

Cancellations: free if the item is out of stock or we miss the ETA you agreed to. Other cancellations carry a 5% processing fee to cover card fees we can't recover. Special-order items can't be cancelled.

Damaged in transit? Report it to the carrier and to us within 48 hours, keep all packaging, and don't send anything back without our written approval.

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