R1 Performance Package for CLK 550 (C209- 413 HP / 422 LB-FT) porsche-911--991-1---2011-2016--gt3-esr3707851 Akrapovic Link-pipe Set w

Akrapovic Link-pipe Set w

Fuel Management System

Sizes: Women S - L

E 550 (W211) Stock Performance:

Front OEM rotor weight – 30

R1 Performance Package for CLK 550 (C209- 413 HP / 422 LB-FT) porsche-911--991-1---2011-2016--gt3-esr3707851 Akrapovic Link-pipe Set wR1 Performance Package for 209 CLK 550. Includes ECU Upgrade and Stainless Steel Header. Up to 413HP and 422 LB FT. The R1 performance package for the Mercedes 550 includes our proprietary ECU upgrade in addition to our stainless steel shorty headers designed specifically for the 550 V8 for a combination that provides increased performance, sound and throttle response across the vehicles entire powerband. R1 performance package includes: RENNtech ECU