RENNtech HHT ECU Upgrade for G 550 (W463- 402 HP / 405 LB-FT)

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RENNtech HHT ECU Upgrade for G 550 (W463- 402 HP / 405 LB-FT)RENNtech ECU Upgrade for 463 G 550. Up to 402HP and 405LB FT. Gains: +20HP & 14LB FT RENNtech has been at the forefront of ECU tuning since electronic engine management started to show up in vehicles during the mid 1980's! Our experience, countless hours of in house research, development and exhaustive testing ensure that our proprietary ECU upgrade offers incredible performance gains and rock solid daily driver reliability. RENNtech tuning software

C217 - S-Class Coupe S550

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

In combination with our performance Brake Pads

This product is recommended with RENNtech ECU tuning and Turbo Upgrades

RENNtech is proud to introduce this sporty yet elegant rear deck lid spoiler for the S-Class

ECU+ Upgrade | Up to 669HP / 734TQ | Gains: +106 HP / +140TQ

Our intermediate level ECU upgrade offers huge gains in performance across the entire RPM range without sacrificing around town comfort or daily driver reliability

The Euro-Style Bumper Insert is easy to install and uses factory fasteners in the existing holes of the OEM bumper

669 LB-FT @2

): 630 HP @ 5

598 awtq @ 3

- Audi RS6 (C8) 2019+

Exchange/Return Notes