RENNtech ECU Hand Held Tuner | HHT | S 63 AMG | W221 | 534HP/485 LB-FT | 6.3L N/A | M156 | MY2008-2010

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Description

RENNtech ECU Hand Held Tuner | HHT | S 63 AMG | W221 | 534HP/485 LB-FT | 6.3L N/A | M156 | MY2008-2010RENNtech ECU HHT (HandHeldTuner) for the 221 S 63 AMG. Up to 534HP and 485LB FT LB FT. Gains: +16HP & +20 LB FT. RENNtech HHT (hand held tuner) allows you the unlimited ability to switch between tuned and stock ECU programming and requires no ECU removal! Our proprietary tuning module stores both the RENNtech tuned file and your vehicles stock file. The module plugs directly into the OBD2 port and delivers the file you choose directly to the ECU.

S 65 (W220) Stock Performance:

Maserati Quattroporte S (Q4) (M157) 2013 - 2017

ECU+ Upgrade | Up to 669HP / 734LB-FT | Gains: +65HP & +55LB-FT

In addition

Available in Black and White

utilizing existing factory mounting locations

The one-piece carbon fiber Front Splitter is made of 100% pre-preg carbon fiber and developed to complement the full RENNtech AMG GT aerodynamic program

Available in Gloss and Matte Carbon

Intermediate ECU Upgrade | Up to 638HP / 695LB-FT | Gains: +33HP & +25LB-FT

Gains: +55HP & +56TQ

Its unique three-piece design incorporates a single center section replacement for the OEM splitter as well as two additional side pieces which wrap around the entire front fascia and create a unique look unlike anything else on the market

The RENNtech upgraded M278 now produces 540 HP and 705 LB-FT at crank

Exchange/Return Notes