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...
$950.00
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...
$1,400.00
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...
$1,300.00
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
Drivetrain
GREATLY IMPROVED SHIFTING
The Weistec Engineering SLS TCU Upgrade for the SLS, SLS Roadster, and SLS GT will match your transmission’s performance to t...
$1,990.00
Engine
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
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
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
-6PSI Boost
-2.9L Whipple SC unit
-Large capacity intercooler system
-Perfectly matched ESS ECU software delivered through included E-Flash cable
+150WHP ...
$9,495.00
These Weistec filters are a simple upgrade for SLS, SLS Roadster, SLS GT, and SLS Black Series vehicles. These thinner filters flow better than the factory pape...
$249.99
Exhaust
+79 WHEEL HORSEPOWER, +58 WHEEL TORQUE
The Weistec SLS Headers and Midpipes are designed for optimal performance whether your SLS is naturally aspirated, or ...
$6,895.00
Designed, engineered and manufactured in house specifically for the SLS. Our purge welded, ceramic coated long tube headers feature top of the line b...
$8,200.00
SLS AMG Valve Controlled Sport Exhaust System (Incl. Programmable remote control)
Back pressure monitored exhaust system with two exhaust valves for the Merc...
$6,800.00
Exterior
RENNtech proprietary aerodynamic upgrades for the Mercedes Benz SLS!
Splitter:
Our carbon fiber front splitter integrates flawlessly with the original lin...
$8,980.00
RENNtech proprietary aerodynamic upgrades for the Mercedes Benz SLS!
Splitter:
Our carbon fiber front splitter integrates flawlessly with the original lin...
$16,880.00
RENNtech proudly introduces this addition to an already impressive and highly successful aerodynamic upgrade program for the Mercedes-Benz SLS AMG.
...
$3,980.00
RENNtech set an objective to develop and create a state-of-the-art fully adjusting wing for the Mercedes-Benz SLS AMG. The result can be summed up in one simple...
$7,980.00
Our rear diffuser is the companion component to the front splitter and functions to decrease drag and increase down force by improving the underbody airflow and...
$3,980.00
RENNtech proprietary aerodynamic upgrades for the Mercedes Benz SLS!
Our carbon fiber front splitter integrates flawlessly with the original lines of the veh...
$2,980.00
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...
$1,589.49
The Weistec Adjustable Coilover System for Mercedes SLS (non Black Series) Vehicles features CNC machined billet aluminum construction, anodized and laser engra...
$1,849.99
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 ...
$5,575.99
Includes $200 in KMD Tuning Gift Card
Includes KW DDC Kit
KW HLS: Hydraulic Lift System
HLS is available in two configurations, HLS 2 which is fitte...
$16,289.99
Includes $250 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...
$10,686.99
Includes $250 in KMD Tuning Gift Card
Kit includes complete HLS4 Kit
With the new Dynamic Damping Control, DDC, KW has designed a new coilover suspension,...
$16,289.99