Engine
Pistons
The Weistec Engineering M113K Forged Pistons were designed and manufactured to address the weaknesses of the OEM M113K pistons.
Our 2618-T61 forged pistons f...
$2,599.00
Software
As a leader in tuning and calibration, Weistec Engineering is proud to offer tuning packages for M113K, stock Mercedes Kompressor powered vehicles.
We offer ...
$499.00
Stage 1
Our 82 mm throttle body and carbon fiber airbox upgrade is the perfect combination to maximize your 55's performance.
This combination allows for a great...
$4,640.00
Our performance package includes our proprietary HHT - Hand Held Tuner ECU upgrade and crankshaft pulley in addition to our higher efficiency intercooler p...
$4,380.00
Stage 2
Performance package R2 takes performance to the next level and is the next step up from our R1 tuning package. The R2 performance package includes the same comp...
$12,900.00