
Engine
Covers
What is a heat shield used for?
Turbochargers are a great way to get more power and torque to your wheels and enhance the driving experience, but they do hav...
$220.00
Ignition

These spark plugs are designed and manufactured for not only high power applications but for factory replacement. These work for the M177, M176 and the M178 eng...
$199.00
Intake
The engineers at Premier Tuning Group have developed the best Intake solution for your C190 M178 equipped AMG GT. Our 3 inch carbon inlets are made of "Pre...
$899.99
As a visual upgrade to your M178 powered C190 AMG GT, Premier Tuning Group offers an aerospace level "Pre-Preg" carbon fiber upgrade to your original ...
$1,199.99
These Weistec filters are designed specifically for the AMG GT / GT S vehicles. The filters, while having better flow than the factory paper filters, are a thin...
$299.00
Performance
The engineers at Premier Tuning Group present the worlds only complete turbocharger replacement for your M177 equipped AMG. This upgrade is a complete turbo rep...
$8,499.99
The engineers at Premier Tuning Group present the worlds only complete turbocharger replacement for your M178 equipped AMG. This upgrade is a complete turbo rep...
$8,499.99
Furthering the development on the M177 engine platform, the engineers at Premier Tuning Group present the PTG X Turbo System. This upgrade is a complete turbo r...
$11,999.99
Furthering the development on the M178 engine platform, the engineers at Premier Tuning Group present the PTG X Turbo System. This upgrade is a complete turbo r...
$11,999.99

Water/Methanol injection has been in use for several decades in multiple applications. Originally, it was used to reduce knock while increasing power and perfor...
$2,299.00
The Weistec M178 VTA (Vent to Atmosphere) Adapters are designed and manufactured as a complete and simple bolt on solution for attaining the "blow-off"...
$469.00
The Weistec M178 W.3 Turbo Upgrade unlocks the true potential of the 4.0L Biturbo engine. Power gains are substantial, especially in the top end...
$5,499.00

Maximum Power Without Compromising Reliability
The Weistec Engineering M177 / M178 W.4 Turbo Upgrade is the key to making the most power with the M177 and M1...
$12,099.00
Software

+ 149 HORSE POWER + 181 TORQUE
The hand built M178 V8 Biturbo engine from AMG is a powerful motor from the factory proving it is very capable on and off the ...
$2,499.00

+ 192 HORSE POWER + 287 TORQUE
The hand built M178 V8 Biturbo engine from AMG is a powerful motor from the factory proving it is very capable on and off the ...
$2,699.00
Turbocharger
As part of our Street Series Products, our Street Valves are a simple solution for venting turbocharger pressure to atmosphere giving you the distinctive turbo ...
$189.99
As an integral part of producing high horsepower in your M177/178 AMG, our Motorsport Race Valve provides exceptional sealing against high boost while releasing...
$649.99