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RENNtech R1 Performance Package

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RENNtech R1 Performance Package RENNtech R1 Performance Package RENNtech R1 Performance Package RENNtech R1 Performance Package RENNtech R1 Performance Package

Product Information

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 Upgrade
  • Stainless Steel Shorty Headers

 

S 550 (W221) Stock Performance:

  • 382 HP / 391 LB-FT

 

Modified Performance:

  • 413 HP / 422 LB-FT
Brand: RENNtech
Product Code: 221.S550.PERF01
$5,290.00
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