Popular Products
Braking
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
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
Drivetrain
The Weistec 722.9 Transmission Pan provides improvement to the performance of the 7 speed 722.9 transmission in a few ways. Primarily is the increased flu...
$599.99
Weistec Engineering is proud to present the first and only upgraded torque converter for the AMG 722.9 transmission used in many AMG models (See Compatibility L...
$2,999.99
The Weistec Engineering 722.9 Bulletproof Build Package is a complete set of parts needed for building the 7 speed 722.9 transmission. The most important ...
$3,599.99
Our carbon fiber driveshaft reduces over all vehicle weight as well as rotational mass all without sacrificing strength. The carbon fiber driveshaft will improv...
$2,999.99
Engine
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
Our forged pistons and billet 4340 rods add a great degree of strength and resilience to the M156 engine. The pistons benefit from an improved wrist pin design ...
$5,499.99
Weistec Engineering will now be offering the same CNC machined aluminum belt idlers that are used with our supercharger systems. The factory Mercedes parts are ...
$549.99
For those who will be making over 630bhp these uniquely designed spark plugs are a must have. The extended electrode tip of the OEM spark plug will be prone to ...
$149.99
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...
$999.99
Upgrade your Stage 1 or Stage 2 Weistec Supercharger system to our Stage 3 system with ease. Upgrading is made easy with all the parts needed to convert you to ...
$6,599.99
Exhaust
The biggest restriction to making high power with the M156 engine is the limited flow of the factory exhaust manifolds. Whether you want to make as much power a...
$4,495.00
Consists of:
1 x LH Secondary Catalyst Bypass Pipe
1 x RH Secondary Catalyst Bypass Pipe
2 x Adapter Pipe (Milltek cats to secondary cat bypass pipes)
...
$569.00
The full Akrapovic Titanium Evolution exhaust system includes the mufflers a lightweight link pipe assembly that incorporates integrated resonators and unique e...
$6,748.74
$6,478.79
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
Ranked number one in the world, Austrian manufacturer REMUS is ahead of the game with their top of the line exhaust systems. At REMUS, an exhaust is not simply ...
$2,274.00
Suspension
Cancellation kits eliminate persistent trouble codes that exist when upgrading a suspension on a vehicle with electronically regulated dampers.
KW is the only ...
$469.99
Includes $200 in KMD Tuning Gift Card
The KW V3 coilovers offer a track worthy package for the street with its dual dampening technology. The ...
$2,974.99
Includes $200 in KMD Tuning Gift Card
KW Clubsport: 2 Way
Coilovers for Race track and road.*
These set ups were specifically designed for the Nordschlei...
$3,552.99
Includes $200 in KMD Tuning Gift Card
With the new Dynamic Damping Control, DDC, KW has designed a new coilover suspension, which uses the original 3-way but...
$3,909.99