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
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
ADD REV-MATCHING TO YOUR AMG
The 722.9 Rev-Match Upgrade will greatly improve the driving experience and performance of your AMG 63 vehicle by adding an elec...
$2,499.99
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
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...
$3,980.00
Engine
Weistec M157 / M278 spark plugs are designed and manufactured for not only high power applications but also factory replacement. The factory iridium plugs do no...
$274.99
These Weistec filters are compatible with the 5.5 Biturbo and the 4.7 Biturbo (M157 and M278 engines). When analyzing the factory airbox and flow characteristic...
$245.00
+139 WHEEL HORSEPOWER, +186 WHEEL TORQUE!
As an industry leader in tuning and calibration, Weistec Engineering is proud to introduce the much anticipated ECU...
$2,299.99
Weistec Engineering is pleased to release the M157 W.3 Turbo Upgrade. We have developed proprietary aerodynamics designed to optimize extreme pressure operation...
$8,495.00
Using the highest quality pre-preg carbon fiber, our 4-piece airbox kit for the 63 series biturbo M157 engine comes complete with flow optimized turbo tub...
$4,960.00
RENNtech's 3rd Generation Diverter Valve for the M157 5.5L V8 BiTurbo features an all-new Blow-Off Valve implemented into the re-designed OEM turbo tubes.
...
$980.00
Exhaust
Our performance down pipes replace the restrictive stock exhaust with high flow, 200 cell sport catalytics for improved performance, reduced back pressure, grea...
$4,940.00
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