Skip to content

Your cart is empty

Continue shopping

Have an account?

Log in to check out faster.

Shopping cart

Loading...

Add note

Add note

Shipping

Country

Province

Zip/Postal Code

Discount

Subtotal

$0.00

Taxes and shipping calculated at checkout

Home
All Products
Performance Parts

HHT | ECU Tuning Modules
RPM
ROM

Classic Products
R Packages
Exhaust

EVM
Akrapovic

Suspension
Aero & Intakes

Carbon Fiber
Carbon Fiber Airbox
Air Filter

Wheels
Motorsports

Downpipes
R3+ Packages
Turbos

Apparel

Hammer Capsule
RENNtech Merchandise

Accessories
Discover RENNtech
Supercar
Classic
Autogroup
Motorsports
RENNtech Protect
Services
Dealer's Portal

FB
IN
TikTok
YouTube

Contact Us

Home
All Products
Discover RENNtech
RENNtech Protect
Services
Dealer's Portal

Search

Search

(561) 845 7888 info@renntechmercedes.com

Home
All Products
Discover RENNtech
RENNtech Protect
Services
Dealer's Portal

FB
IN
TikTok
YouTube

Contact Us

HHT Free Gift

Home All collections HHT Free Gift

Brand

Model

Engine

Search

Filter:

Availability (0)

Availability

In stock (260 products)
Out of stock (0 products)

In stock (260 products)
Out of stock (0 products)

Price

The highest price is $5,480.00

$

From

To

Sort by:

Filter and sort Filter

Filter and sort

Filter

260 products

Availability

In stock (260 products)
Out of stock (0 products)

Clear

Price

The highest price is $5,480.00

$

From

$

To

Clear

Sort by:

Remove all

260 products

Showing 1-24 of 260 Results

Sort by:

Featured
Most relevant
Best selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, old to new
Date, new to old

RENNtech ECU+ Upgrade | GL 550 | BiTurbo 4.7L V8 | X166 | 540 HP / 705 LB-FT | M278 Engine

Quick buy
Add to wishlist

View Product View Product
Vendor:
RENNtech Inc
RENNtech ECU+ Upgrade | GL 550 | BiTurbo 4.7L V8 | X166 | 540 HP / 705 LB-FT | M278 Engine

Regular price $2,480.00

Sale price $2,480.00 Regular price
Unit price per
RENNtech ECU+ Upgrade | C292 | GLE63 AMG | Coupe | 669 HP / 734 LB-FT | M157 | 5.5L V8 BiTurbo

Quick buy
Add to wishlist

View Product View Product
Vendor:
RENNtech Inc
RENNtech ECU+ Upgrade | C292 | GLE63 AMG | Coupe | 669 HP / 734 LB-FT | M157 | 5.5L V8 BiTurbo

Regular price $2,980.00

Sale price $2,980.00 Regular price
Unit price per
RENNtech ECU+ Upgrade | C292 | GLE 43 AMG | Coupe | 416 HP / 460 LB-FT | M276 | 3.0L V6 BiTurbo | MY2016+

Quick buy
Add to wishlist

View Product View Product
Vendor:
RENNtech Inc
RENNtech ECU+ Upgrade | C292 | GLE 43 AMG | Coupe | 416 HP / 460 LB-FT | M276 | 3.0L V6 BiTurbo | MY2016+

Regular price $2,240.00

Sale price $2,240.00 Regular price
Unit price per
RENNtech ECU+ Upgrade | C253 | GLC 43 AMG | Coupe | 416 HP / 460 LB-FT | M276 | 3.0L V6 BiTurbo | MY2016+

Quick buy
Add to wishlist

View Product View Product
Vendor:
RENNtech Inc
RENNtech ECU+ Upgrade | C253 | GLC 43 AMG | Coupe | 416 HP / 460 LB-FT | M276 | 3.0L V6 BiTurbo | MY2016+

Regular price $2,240.00

Sale price $2,240.00 Regular price
Unit price per
RENNtech ECU+ Upgrade | C238 | E400 4MATIC | 392 HP/432 LB-FT | 3.0L V6 BiTurbo | M276 | MY2018

Quick buy
Add to wishlist

View Product View Product
Vendor:
RENNtech Inc
RENNtech ECU+ Upgrade | C238 | E400 4MATIC | 392 HP/432 LB-FT | 3.0L V6 BiTurbo | M276 | MY2018

Regular price $2,240.00

Sale price $2,240.00 Regular price
Unit price per
RENNtech ECU+ Upgrade | C218 | CLS 63 S AMG | 669 HP / 734 LB-FT | M157 | 5.5L V8 BiTurbo | MY2015-2018

Quick buy
Add to wishlist

View Product View Product
Vendor:
RENNtech Inc
RENNtech ECU+ Upgrade | C218 | CLS 63 S AMG | 669 HP / 734 LB-FT | M157 | 5.5L V8 BiTurbo | MY2015-2018

Regular price $2,980.00

Sale price $2,980.00 Regular price
Unit price per
RENNtech ECU+ Upgrade | C218 | CLS 63 AMG | 669 HP / 734 LB-FT | M157 | 5.5L V8 BiTurbo | MY2014

Quick buy
Add to wishlist

View Product View Product
Vendor:
RENNtech Inc
RENNtech ECU+ Upgrade | C218 | CLS 63 AMG | 669 HP / 734 LB-FT | M157 | 5.5L V8 BiTurbo | MY2014

Regular price $2,980.00

Sale price $2,980.00 Regular price
Unit price per
RENNtech ECU+ Upgrade | C217 | S63 AMG S 4MATIC | 773 HP/778LB-FT | 4.0L V8 BiTurbo | M177 | MY2018-2021

Quick buy
Add to wishlist

View Product View Product
Vendor:
RENNtech Inc
RENNtech ECU+ Upgrade | C217 | S63 AMG S 4MATIC | 773 HP/778LB-FT | 4.0L V8 BiTurbo | M177 | MY2018-2021

Regular price $3,840.00

Sale price $3,840.00 Regular price
Unit price per
RENNtech ECU+ Upgrade | C217 | S 63 AMG | Coupe | 669 HP / 734 LB-FT | M157 | 5.5L V8 BiTurbo | MY2015-2017

Quick buy
Add to wishlist

View Product View Product
Vendor:
RENNtech Inc
RENNtech ECU+ Upgrade | C217 | S 63 AMG | Coupe | 669 HP / 734 LB-FT | M157 | 5.5L V8 BiTurbo | MY2015-2017

Regular price $2,980.00

Sale price $2,980.00 Regular price
Unit price per
RENNtech ECU+ Upgrade | C216 | CL 63 AMG | 669 HP / 734 LB-FT | M157 | 5.5L V8 BiTurbo | MY2011-14

Quick buy
Add to wishlist

View Product View Product
Vendor:
RENNtech Inc
RENNtech ECU+ Upgrade | C216 | CL 63 AMG | 669 HP / 734 LB-FT | M157 | 5.5L V8 BiTurbo | MY2011-14

Regular price $2,980.00

Sale price $2,980.00 Regular price
Unit price per
RENNtech ECU+ Upgrade | C216 | CL 550 | 540HP / 705 LB-FT| 4.7L V8 BiTurbo | M278 | MY2011-2014

Quick buy
Add to wishlist

View Product View Product
Vendor:
RENNtech Inc
RENNtech ECU+ Upgrade | C216 | CL 550 | 540HP / 705 LB-FT| 4.7L V8 BiTurbo | M278 | MY2011-2014

Regular price $2,480.00

Sale price $2,480.00 Regular price
Unit price per
RENNtech ECU+ Upgrade | C205 | C 43 AMG | Coupe | 416 HP / 460 LB-FT | M276 | 3.0L V6 BiTurbo | MY2017-2023

Quick buy
Add to wishlist

View Product View Product
Vendor:
RENNtech Inc
RENNtech ECU+ Upgrade | C205 | C 43 AMG | Coupe | 416 HP / 460 LB-FT | M276 | 3.0L V6 BiTurbo | MY2017-2023

Regular price $2,240.00

Sale price $2,240.00 Regular price
Unit price per
RENNtech ECU+ Upgrade | C190 | AMG GT | 601HP/582LB-FT | 4.0L V8 BiTurbo | M178 | MY2018+

Quick buy
Add to wishlist

View Product View Product
Vendor:
RENNtech Inc
RENNtech ECU+ Upgrade | C190 | AMG GT | 601HP/582LB-FT | 4.0L V8 BiTurbo | M178 | MY2018+

Regular price $3,280.00

Sale price $3,280.00 Regular price
Unit price per
RENNtech ECU+ Upgrade | C190 | AMG GT | 601HP/582LB-FT | 4.0L V8 BiTurbo | M178 | MY2016-2017

Quick buy
Add to wishlist

View Product View Product
Vendor:
RENNtech Inc
RENNtech ECU+ Upgrade | C190 | AMG GT | 601HP/582LB-FT | 4.0L V8 BiTurbo | M178 | MY2016-2017

Regular price $3,280.00

Sale price $3,280.00 Regular price
Unit price per
RENNtech ECU+ Upgrade | C190 | AMG GT S | 601HP/582LB-FT | 4.0L V8 BiTurbo | M178 | MY2018+

Quick buy
Add to wishlist

View Product View Product
Vendor:
RENNtech Inc
RENNtech ECU+ Upgrade | C190 | AMG GT S | 601HP/582LB-FT | 4.0L V8 BiTurbo | M178 | MY2018+

Regular price $3,280.00

Sale price $3,280.00 Regular price
Unit price per
RENNtech ECU+ Upgrade | C190 | AMG GT Black Series | 843 HP / 739 LB-FT | 4.0L V8 BiTurbo | M178

Quick buy
Add to wishlist

View Product View Product
Vendor:
RENNtech Inc
RENNtech ECU+ Upgrade | C190 | AMG GT Black Series | 843 HP / 739 LB-FT | 4.0L V8 BiTurbo | M178

Regular price $5,480.00

Sale price $5,480.00 Regular price
Unit price per
RENNtech ECU+ Upgrade | C167 | GLE 63 S AMG EQ Boost | 745HP / 767LB-FT | 4.0L V8 BiTurbo EQ Boost | M177 | MY2021-2023

Quick buy
Add to wishlist

View Product View Product
Vendor:
RENNtech Inc
RENNtech ECU+ Upgrade | C167 | GLE 63 S AMG EQ Boost | 745HP / 767LB-FT | 4.0L V8 BiTurbo EQ Boost | M177 | MY2021-2023

Regular price $3,840.00

Sale price $3,840.00 Regular price
Unit price per
RENNtech ECU+ Upgrade | Aston Martin | DBX V8 | 644 HP / 676 LB-FT | 4.0L V8 BiTurbo | M177 | MY2021-2023

Quick buy
Add to wishlist

View Product View Product
Vendor:
RENNtech Inc
RENNtech ECU+ Upgrade | Aston Martin | DBX V8 | 644 HP / 676 LB-FT | 4.0L V8 BiTurbo | M177 | MY2021-2023

Regular price $3,480.00

Sale price $3,480.00 Regular price
Unit price per
RENNtech ECU+ Upgrade | Aston Martin | DB11 V8 | 615 HP/645 LB-FT | 4.0L V8 BiTurbo | M177 | MY2018-2023

Quick buy
Add to wishlist

View Product View Product
Vendor:
RENNtech Inc
RENNtech ECU+ Upgrade | Aston Martin | DB11 V8 | 615 HP/645 LB-FT | 4.0L V8 BiTurbo | M177 | MY2018-2023

Regular price $3,480.00

Sale price $3,480.00 Regular price
Unit price per
RENNtech ECU Upgrade | X253 | GLC 43 AMG | SUV | 400 HP / 440 LB-FT | M276 | 3.0L V6 BiTurbo | MY2016-2022

Quick buy
Add to wishlist

View Product View Product
Vendor:
RENNtech Inc
RENNtech ECU Upgrade | X253 | GLC 43 AMG | SUV | 400 HP / 440 LB-FT | M276 | 3.0L V6 BiTurbo | MY2016-2022

Regular price $1,980.00

Sale price $1,980.00 Regular price
Unit price per
RENNtech ECU Upgrade | X166 | GLS 550 | 500HP / 605LB-FT | 4.7L V8 BiTurbo | M278

Quick buy
Add to wishlist

View Product View Product
Vendor:
RENNtech Inc
RENNtech ECU Upgrade | X166 | GLS 550 | 500HP / 605LB-FT | 4.7L V8 BiTurbo | M278

Regular price $2,240.00

Sale price $2,240.00 Regular price
Unit price per
RENNtech ECU Upgrade | W222 | S 550 | 500HP / 625LB-FT | 4.7L V8 BiTurbo | M278 | MY2014-2017

Quick buy
Add to wishlist

View Product View Product
Vendor:
RENNtech Inc
RENNtech ECU Upgrade | W222 | S 550 | 500HP / 625LB-FT | 4.7L V8 BiTurbo | M278 | MY2014-2017

Regular price $2,240.00

Sale price $2,240.00 Regular price
Unit price per
RENNtech ECU Upgrade | W221 | S 550 | 500HP / 625 LB-FT | 4.7L V8 BiTurbo | M278 | MY2011-2013

Quick buy
Add to wishlist

View Product View Product
Vendor:
RENNtech Inc
RENNtech ECU Upgrade | W221 | S 550 | 500HP / 625 LB-FT | 4.7L V8 BiTurbo | M278 | MY2011-2013

Regular price $2,240.00

Sale price $2,240.00 Regular price
Unit price per
RENNtech ECU Upgrade | W212 | E63 AMG | Sedan | 638 HP / 695 LB-FT | M157 | 5.5L V8 BiTurbo | MY2012-13

Quick buy
Add to wishlist

View Product View Product
Vendor:
RENNtech Inc
RENNtech ECU Upgrade | W212 | E63 AMG | Sedan | 638 HP / 695 LB-FT | M157 | 5.5L V8 BiTurbo | MY2012-13

Regular price $2,460.00

Sale price $2,460.00 Regular price
Unit price per

1
…
4
5
6
7
8
…
11

info@renntechmercedes.com

+1 561 845 7888

7825 SW Ellipse Way, Stuart, FL 34997

Follow Us:

FB
IN
TikTok
YouTube

Home
All Products
Discover RENNtech
RENNtech Protect
Services
Dealer's Portal

About Us
Contact Us
Terms & Conditions

Subscribe to our Newsletter and receive updates via email.

Your email address

All Rights Reserved © 2025 - RENNtech Inc.

We Accept

Choosing a selection results in a full page refresh.

Back to top

You will not be allowed to compare more than 4 products at a time