Engine
Performance
RENNtech M276 Biturbo ECU Upgrades are TÜV approved!
Our proprietary ECU upgrade for the Mercedes M276 engine offers huge gains in performance...
$2,240.00
We are proud to announce our new high-performance Auxiliary Radiator upgrade for M157/M278/M133. Designed specifically for enthusiasts who demand superior cooli...
$379.99
Software
+110HP +167TQ
The Weistec M276 ECU upgrade for the 2015+ Twin Turbo or "BiTurbo" 3.0 Liter V6 engines provides substatial gai...
$1,299.00
+127HP +186TQ
[ POWER FIGURES REFLECT ECU TUNE PLUS DOWNPIPE ]
The Weistec M276 ECU upgrade for the 2015+ Twin Turbo or "BiTurbo" 3....
$1,499.00