Popular Products
Engine
The Weistec M276 VTA (Vent to Atmosphere) Adapter is designed and manufactured as a complete and simple bolt on solution for attaining the "blow-off" ...
$249.99
The Weistec M276 ECU upgrade for the 2015+ C400, C450, and C43 AMG models provides substatial gains across the entire powerband. From 2200rpm to almost 4...
$1,999.99
Exhaust
All the sophistication of the 3.0L Turbo-equipped W205 C-Class, now with more rumble.
Fits the W205 AMG C43, C450 AMG, and C400
Max gains of 7 hp and 13...
$1,085.87
$999.00
RENNtech is proud to introduce the all-new Sound + Styling Package exclusively for the W205 - C63 AMG Sedan. With the release of the Sport Muffler and Decklid S...
$5,160.00
RENNtech is proud to introduce the all-new Sound + Styling Package exclusively for the W205 - C63 AMG Sedan. With the release of the Sport Muffler and Decklid S...
$5,160.00
Weistec Engineering offers the M276 Downpipe for the W205 C400 and C450 models. The downpipes were designed with the most sophisticated Computer Aided Des...
$799.99
Exterior
RENNtech is proud to introduce an all new rear decklid spoiler design for the Mercedes-Benz C-Class Sedan. This highly integrated pre-preg carbon fiber spoiler ...
$1,680.00
Suspension
Includes $50 in KMD Tuning Gift Card
The KW Suspension Coilover spring kit is used for lowering the vehicle in combination with the original dampers, even wh...
$999.99
Includes $200 in KMD Tuning Gift Card
KW Variant 3: Race technology for the road, with adjustable compression and rebound dampening.
State of the art motors...
$2,499.99