Popular Products
Braking
Our brake upgrade kit includes:
14.2” two piece rear rotors
4 piston rear brake calipers
Rear stainless steel brake lines
Rear high performanc...
$4,995.00
Our performance brake package 4 is the ultimate upgrade for your braking system, allowing for maximum stopping power and improved safety.
Our upgrade in...
$7,995.00
Need new rings for your Girodisc 2pc rotors? We got them. Rings come complete with all new hardware and full instructions for re-assembly; but if you choose you...
$700.00
Need new rings for your Girodisc 2pc rotors? We got them. Rings come complete with all new hardware and full instructions for re-assembly; but if you choose you...
$800.00
The Girodisc system is a direct replacement for the OE disc. No modifications are necessary. The disc will bolt directly to the car and work with OE calipers pe...
$1,200.00
The Girodisc system is a direct replacement for the OE disc. No modifications are necessary. The disc will bolt directly to the car and work with OE calipers pe...
$1,200.00
Drivetrain
While slippage in the torque converter is important under acceleration, this slippage becomes a liability once cruising speed is achieved. The lock-up clutch co...
$1,395.00
Simply explained, a differential is the last point between the engine and the wheels where power is transferred. The differential functions as a system to direc...
$3,380.00
Engine
Our latest second generation intercooler pump out performs any other unit on the market; flowing over twice as much coolant as the problematic OEM pump and sign...
$1,395.00
Weistec Engineering is proud to introduce the trunk mounted water tank upgrade for all M156 Supercharged, and M113 Supercharged vehicles. The use of this water ...
$999.99
For those who will be making in excess of 450 WHP, these uniquely designed spark plugs are a must have. Vehicles that are running increased boost levels are str...
$280.00
The Weistec M113K High Flow Air Filters are made with our very own high flow element that significantly outflows the factory air filters. The filters are a drop...
$149.99
THE 150MM PULLEY RING IS FOR STOCK BOOST APPLICATIONS, AS WELL AS FOR USE WITH WEISTEC M113K SUPERCHARGER SYSTEM UPGRADE.
Weistec’s M113k Modular Crank...
$1,249.99
Weistec has exclusively partnered with ARP, the top name in performance engine hardware. Head studs are used to fasten the heads to the block in place of the fa...
$699.95
Exhaust
RENNTECH stainless steel and ceramic-coated exhaust headers offer true bolt-on installation, mounting directly to the OE down pipes - and all RENNTECH headers a...
$3,490.00
The biggest restriction to making high power with the M113K engine is the limited flow of the factory exhaust manifolds. Whether you want to make as much power ...
$4,435.00
A common upgrade to our Long Tube Header Systems is a High Flow Catalytic Converter. While maintaining the flow characteristics of the Long Tube Header, custome...
$1,195.00
Our performance and sound pipes bypass the stock Mercedes resonators for increased exhaust gas flow, reduced back pressure and improved sound.
Combined with ...
$2,440.00
Exterior
Offering aggressive styling and functional performance; our fully adjustable DTM style rear wing is designed to be mounted to the OEM trunk lid and improves rea...
$3,350.00
Suspension
The RENNtech V3 Digital Lowering Module (DLM) is designed to work with all available Mercedes Airmatic or ABC (Hydraulic) Suspensions.The unit allows the user t...
$1,395.00
Includes $150 in KMD Tuning Gift Card
This system intended for the experienced driver who does not only wish to determine the individual lowering of his vehi...
$2,065.49
Includes $150 in KMD Tuning Gift Card
KW Street Comfort: Individual sport suspension with Maximum comfort
Height adjustable Street Comfort allows a loweri...
$1,946.49