RENNtech ECU Upgrade | R231 | SL 550 | 500HP / 625LB-FT | 4.7L V8 BiTurbo | M278 mercedes-benz-e-class-sedan--212---2014-2016--e-400-biturbo-esr2068372 order lead times and new

order lead times and new vehicle developments have reached optimal efficiency

Range Rover Sport (L320) 2009 - 2013

Available for vehicles equipped with the Mercedes Airmatic and Magic Body Control Suspension

This highly integrated pre-preg carbon fiber spoiler compliments the sophisticated and refined S-Coupé exterior design language

RENNtech ECU Upgrade | R231 | SL 550 | 500HP / 625LB-FT | 4.7L V8 BiTurbo | M278 mercedes-benz-e-class-sedan--212---2014-2016--e-400-biturbo-esr2068372 order lead times and newECU Upgrade 500HP 625LB FT Gains: +26HP +59LB FT RENNtech tuning products are certified to meet CARB standards in all 50 States. 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