: 045 99 48 775Mercedes
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RENNtech R1 Pkg | R231 | SL 63 AMG | 696 HP / 801 LB-FT | M157 | 5.5L V8 BiTurbo | MY2015+
R1 includes: ECU Upgrade, Diverter Valve and Air Filters | Gains: +91HP; +132LB-FT -
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RENNtech ECU Upgrade | SL 65 AMG | R231 | 735HP/836TQ | 6.0L BiTurbo V12 | M279
RENNtech ECU Upgrade for 231 - SL 65 AMG. Up to 735HP and 836TQ. Gains: +114HP & +100TQ -
RENNtech | Stainless Steel Muffler | R231 | SL 63/65 AMG
RENNtech Stainless Steeel Sport Muffler for 231 - SL 63/65 AMG. Gains: Up to 10HP & 15TQ -
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Mercedes 722.9 Seven Speed Transmission Upgrade
RENNtech Transmission Upgrade for 722.9 Mercedes Seven Speed Transmissions. -
RENNtech ECU Upgrade | R231 | SL 550 | 500HP / 625TQ | 4.7L V8 BiTurbo | M278
ECU Upgrade | 500HP / 625LB-FT | Gains: +26HP / +59LB-FT -
RENNtech Stainless Steel Muffler for 231 - SL 550
RENNtech Stainless Steeel Sport Muffler for 231 - SL 550. Gaines: +15HP & 20TQ
