Thanks for contacting us! We'll get back to you as soon as possible

RennTech Power Module for the 2016-2023 GLC 300: red RennTech Power Module housing seen face-on

}

RennTech power module in its box - RennTech Power Module for the 2016-2023 GLC 300

}

Silver RennTech Power Module housing - RennTech Power Module for the 2016-2023 GLC 300

}

Red RennTech Power Module from a three-quarter angle - RennTech Power Module for the 2016-2023 GLC 300

}

RennTech Power Module 2016-2023 Mercedes-Benz GLC 300 X253

Ask an expert

Brand: RennTechSKU / Part #: 54.274.RPM.300

Regular price: $2,405.60
Regular price: ~~$2,480.00~~
Sale price: $2,405.60
Unit price: per

Apply at checkout

Subtotal: $2,405.60

Quantity:

RennTech Power Module 2016-2023 Mercedes-Benz GLC 300 X253

Subtotal: $2,405.60

Not sure it fits? Text us your VINSee all fitment

Questions before you buy? Talk to a specialist.

Fitment and product questions · 9am–6pm Pacific

Call(310) 231-0292 Text(310) 886-3111 ChatLive chat

Price match: found it cheaper?
Secure checkout · Shop Pay · Affirm
AutoTalent since 2006

Free Shipping

Free standard shipping on orders over $99

Coupon Code on First Order

Price Match Guarantee

Free shipping on $99+ order

30-days Returns

Overview

The RennTech Power Module (RPM) is a plug-in tune for the 2016-2023 GLC 300. It sits between the factory sensors and the engine computer and adjusts boost, timing, throttle and fueling on the 2.0L M274, so it adds power without reflashing the ECU. RennTech rates the GLC 300 at up to 286 hp and 309 lb-ft with this upgrade, a gain of 41 hp and 37 lb-ft.

Features

Plug-in module with a vehicle-specific, pre-labeled harness
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	54.274.RPM.300
Engine	2.0L M274
RennTech rated output	286 hp / 309 lb-ft
Gain (RennTech)	+41 hp / +37 lb-ft

Fitment notes

For the GLC 300 (X253), 2016-2023 as listed by RennTech. Please include your VIN with the order so RennTech can confirm the exact application. Check the fitment table before ordering, and contact us if your car differs.

Fitment

Make	Model	Chassis	Year	Engine
Mercedes-Benz	GLC 300	X253	2016-2023	2.0L M274

Fitment

Year	Make	Model
2016–2022	Mercedes-Benz	GLC300

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.

Reviews & questions