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E 550 BiTurbo

RENNtech Stainless Steel Sport Mufflers | C207 | E550 Coupe | M278 | 4.7L V8 BiTurbo | MY2012-2017

RENNtech Stainless Steel Sport Mufflers | C207 - E550 BiTurbo MY2012 - 2014. Gains: +15HP & +20TQ.

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RENNtech ECU Upgrade | C207 | E 550 Coupe 2014+ | 540HP / 705TQ | 4.7L V8 BiTurbo | M278

RENNtech ECU Upgrade for 207 - E 550 BiTurbo 2014+ FaceLift. Up to 540HP and 705TQ.

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RENNtech Intermediate ECU Upgrade - 2014+ E 550 BiTurbo (C207- 480HP/523TQ - M278 Engine)

RENNtech Intermediate ECU Upgrade for 207 - E 550 BiTurbo 2014+ FaceLift. Up to 480HP and 523TQ. Gains: +78HP & +80TQ

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RENNtech Stainless Steel Sport Mufflers | C207 | E550 Coupe | M278 | 4.7L V8 BiTurbo | MY2012-2017

RENNtech Stainless Steel Sport Mufflers | C207 - E550 BiTurbo MY2012 - 2014. Gains: +15HP & +20TQ.

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