Engine
Cooling
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
Intercooling is very important for M113K and M275/M279 powered vehicles. The Weistec Heat Exchanger has a dual pass design, giving the fluid inside the co...
$459.00
Electrical
The Mercedes OEM 82mm throttle body is a bolt on option for the Weistec 3.0L supercharger resulting in increased horsepower and torque. (20+ hp on an otherwise ...
$1,499.00
Ignition
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...
$329.00
Intake
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 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...
$2,980.00
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...
$2,980.00
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...
$2,980.00
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...
$2,980.00
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...
$3,480.00
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...
$179.00
Mechanical
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...
$799.00
The factory rod bolts are the weakest part of the factory rods in the M113K engine. Weistec's ARP M113K Rod Bolts are much stronger than the factory bolts a...
$659.00
Performance
Our R1 Performance Upgrad Packager for the 203 C32 AMG features our proprietary ECU upgrade, and larger crankshaft pulley.
C 32 AMG (W203) Stock Pe...
$2,980.00
RENNtech HHT (hand held tuner) allows you the unlimited ability to switch between tuned and stock ECU programming and requires no ECU removal!
Our proprietar...
$1,295.00
The R1 performance package for the Mercedes 500 series engine includes our proprietary ECU upgrade in addition to our full carbon fiber airbox upgrade which off...
$2,780.00
RENNtech HHT (hand held tuner) allows you the unlimited ability to switch between tuned and stock ECU programming and requires no ECU removal!
Our proprietar...
$1,295.00
Performance package R3 is the ultimate upgrade for your Mercedes 55 series AMG Kompressor!
The R3 performance package includes everything found in package R1...
$15,950.00
The R1 performance package for the Mercedes 500 series engine includes our proprietary ECU upgrade in addition to our full carbon fiber airbox upgrade which off...
$2,780.00
Performance package R2 takes performance to the next level and is a step up from our R1 tuning package. The R2 performance package includes the same components ...
$7,820.00
The R1 performance package for the Mercedes 500 series engine includes our proprietary ECU upgrade in addition to our full carbon fiber airbox upgrade which off...
$2,780.00
Performance package R1 includes our proprietary ECU tune and crankshaft pulley in addition to our higher efficiency intercooler pump for increased, power, ...
$4,380.00
RENNtech HHT (hand held tuner) allows you the unlimited ability to switch between tuned and stock ECU programming and requires no ECU removal!
Our proprietar...
$1,295.00
The R1 performance package for the Mercedes 55 series engine includes our proprietary ECU upgrade in addition to our full carbon fiber airbox upgrade which of...
$2,680.00
Performance package R2 takes performance to the next level and is a step up from our R1 tuning package. The R2 performance package includes the same components ...
$12,900.00
The R1 performance package for the Mercedes 55 series engine includes our proprietary ECU upgrade in addition to our full carbon fiber airbox upgrade which offe...
$2,780.00
RENNtech HHT (hand held tuner) allows you the unlimited ability to switch between tuned and stock ECU programming and requires no ECU removal!
Our proprietar...
$1,295.00
RENNtech HHT (hand held tuner) allows you the unlimited ability to switch between tuned and stock ECU programming and requires no ECU removal!
Our proprietar...
$1,195.00
RENNtech HHT (hand held tuner) allows you the unlimited ability to switch between tuned and stock ECU programming and requires no ECU removal!
Our proprietar...
$1,295.00
The R1 performance package for the Mercedes 500 series engine includes our proprietary ECU upgrade in addition to our full carbon fiber airbox upgrade which off...
$2,780.00
Performance package R1 includes our proprietary HHT - Hand Held Tuner ECU Upgrade and crankshaft pulley in addition to our higher efficiency inte...
$4,380.00
RENNtech HHT (hand held tuner) allows you the unlimited ability to switch between tuned and stock ECU programming and requires no ECU removal!
Our proprietar...
$1,295.00
The R1 performance package for the Mercedes 500 series engine includes our proprietary ECU upgrade in addition to our full carbon fiber airbox upgrade which off...
$2,780.00
The R3 performance package is the ultimate performance upgrade for your 600 series Mercedes!
Our package 3 includes everything found in our performance packa...
$18,950.00
The R3 performance package is the ultimate performance upgrade for your 600 series Mercedes!
Our package 3 includes everything found in our performance packa...
$18,950.00
RENNtech HHT (hand held tuner) allows you the unlimited ability to switch between tuned and stock ECU programming and requires no ECU removal!
Our proprietar...
$1,195.00
The R1 performance package for the Mercedes 55 series engine includes our proprietary ECU upgrade in addition to our full carbon fiber airbox upgrade which offe...
$2,680.00
The R2 performance package for the Mercedes 600 V12 engines is the next step up in performance from our R1 package.
The R2 Performance package includes all t...
$9,290.00
Our R1 Performance Upgrade Package for the 203 C32 AMG features our proprietary ECU upgrade, and larger crankshaft pulley.
SLK 32 AMG (R170) Stock ...
$2,980.00
Performance package R2 takes performance to the next level and is a step up from our R1 tuning package. The R2 performance package includes the same components ...
$12,900.00
RENNtech HHT (hand held tuner) allows you the unlimited ability to switch between tuned and stock ECU programming and requires no ECU removal!
Our proprietar...
$1,950.00
The R2 performance package for the Mercedes 600 V12 engines is the next step up in performance from our R1 package.
The R2 Performance package includes all t...
$9,290.00
The R1 performance package for the Mercedes 600 V12 engines includes our proprietary ECU upgrade, TCU (transmission control unit) upgrade in addition to our hig...
$3,990.00
The R1 performance package for the Mercedes 600 V12 engines includes our proprietary ECU upgrade, TCU (transmission control unit) upgrade in addition to our hig...
$3,990.00
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
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
Performance package R1 includes our proprietary HHT - Hand Held Tuner ECU Upgrade and crankshaft pulley in addition to our higher efficiency inte...
$4,380.00
RENNtech HHT (hand held tuner) allows you the unlimited ability to switch between tuned and stock ECU programming and requires no ECU removal!
Our proprietar...
$1,950.00
RENNtech HHT (hand held tuner) allows you the unlimited ability to switch between tuned and stock ECU programming and requires no ECU removal!
Our proprietar...
$1,950.00
RENNtech has been at the forefront of ECU tuning since electronic engine management started to show up in vehicles during the mid 1980's! Our experience, co...
$995.00
The R1 performance package for the Mercedes 600 V12 engines includes our proprietary ECU upgrade, TCU (transmission control unit) upgrade in addition to our hig...
$3,990.00
The R3 performance package is the ultimate performance upgrade for your 600 series Mercedes!
Our package 3 includes everything found in our performance packa...
$18,950.00
The R2 performance package for the Mercedes 600 V12 engines is the next step up in performance from our R1 package.
The R2 Performance package includes all t...
$9,290.00
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
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
The M113K E / CLS Cold Air Intake is for E and CLS AMG 55’s with the Weistec M113K Supercharger System. The cold air intake relocates the air filter behin...
$799.00
Supercharger
For customers that currently have our M113K Supercharger system installed using the factory 74mm throttle body, we offer the 82mm Throttle Body Upgrade package....
$539.00