RENNtech Intermediate ECU Upgrade for E 550 BiTurbo | C207 | 480HP/523 LB-FT | M278 Engine | MY2014-2017

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RENNtech Intermediate ECU Upgrade for E 550 BiTurbo | C207 | 480HP/523 LB-FT | M278 Engine | MY2014-2017RENNtech Intermediate ECU Upgrade for 207 E 550 BiTurbo 2014 2017 FaceLift. Up to 480HP and 523 LB FT. Gains: +78HP & +80 LB FT Our intermediate level ECU upgrade for the Mercedes M278 engine still offers huge gains in performance across the entire RPM range, but with a slightly reduced peak HP and torque from our standard tune. This is ideal for customers who want increased performance in their daily driver without worry of extra strain on driveline

CLASS E (W 212) 350 V6 4-Matic Blue Efficiency (HP: 306 | Year: 11 >)

stainless steel headers and sport catalytic exhaust upgrade for the ultimate in performance and sound

Gains: +66HP & +102LB-FT

Rated by RENNtech: 540 HP @ 4

375 hp @ 6

The lip spoiler features two highly integral stanchions which serve as both the connection to the upper wing element and the location of adjustable carbon fiber struts

Our ECU tune offers the biggest performance gains on the market with our dyno results increasing performance from 362 HP and 390 lb/ft torque

Complete the look with a set of two exquisite tailpipes in titanium or carbon fibre

Rated by RENNtech: 659 HP @ 6

The RENNtech Sport Muffler System for the C205 - C63 AMG Coupe comes with an integrated valve system and utilizes the electronic OEM actuators

Including Stainless Steel Sport Mufflers w/Electronic Valve System and Carbon Fiber Rear Decklid Spoiler

230 - SL 550

Exchange/Return Notes