RENNtech ECU+ Upgrade | W213 | E450 BiTurbo Sedan| 392 HP/463 LB-FT | 3.0L V6 BiTurbo | M276 | MY2019-2020 mercedes-benz-gle-class-coupe--292---2016-2020--gle-400-esr7114246 The RENNtech Stage I Turbo

The RENNtech Stage I Turbo Upgrade comes with an RENNtech ECU Upgrade and the RENNtech Fuel System Upgrade

optimizing air/ fuel ratios

LIMITED LIFETIME WARRANTY

Gains: +59HP & +53LB-FT

we’ve added our well-known cast titanium dual-mode exhaust valves to create a virtual symphony from the large displacement V10

RENNtech ECU+ Upgrade | W213 | E450 BiTurbo Sedan| 392 HP/463 LB-FT | 3.0L V6 BiTurbo | M276 | MY2019-2020 mercedes-benz-gle-class-coupe--292---2016-2020--gle-400-esr7114246 The RENNtech Stage I TurboECU+ Upgrade Up to 392 HP 463 LB FT Gains: +53 HP & +78 LB FT RENNtech M276 Biturbo ECU Upgrades are TV approved! RENNtech HHT (hand held tuner) allows you the unlimited ability to switch between tuned and stock ECU programming and requires no ECU removal! Our proprietary tuning module stores both the RENNtech tuned file and your vehicle's stock file. The module plugs directly into the OBD2 port and delivers the file you choose directly to the ECU.