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CLASS E SW (S 211) 280 V6 [2 Filters Required] (HP: 231 | Year: 05 > 09)
578awtq @ 3
The end result is nothing short of spectacular with the RENNtech R2 package gaining up to +186 hp and +111 lb-ft
SL (R230) 65 AMG [2 Filters Required] (HP: 612 | Year: 04 >)
The AMG C63 Eventuri intake is a fully sealed system which was developed through extensive real world testing and airflow simulation analysis
RENNtech ECU Upgrade S 600 (W221- 625 HP / 745 LB-FT) mclaren-650-s--2014-2017--v8-biturbo-esr2864015 CLASS E SW (S 211)RENNtech ECU Upgrade for 221 S 600. Up to 625 HP and 745 LB FT. Gains: +115 HP & +133 LB 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
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US$ 115.00
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US$ 65.00