Welcome to the new RENNtech Mercedes Website!
For more than 21 years, RENNtech has been the foremost authority on Mercedes Benz tuning and offers a complete line of proprietary performance products for Mercedes Benz, AMG and Maybach vehicles. In addition, we offer complete tuning solutions for other highline marques such as Porsche, Audi, Bentley and Ferrari. RENNtech is also an Akrapovic Exhaust dealer and exclusive North & South American distributor for Aixro rotary karting race engines. We design, engineer and manufacturer our proprietary line of tuning products in-house at our Lake Park, Florida facility which features a full fabrication and machine shop with CNC and rapid prototype capabilities; an in house performance dyno, complete engine management and software tuning capabilities; a complete service/repair/installation facility and a full time design, engineering and sales staff. For more information regarding any of our products, feel free to browse our websites constantly updated product catalog or give us a call at (561) 845-7888. RENNtech. Performance without compromise.
Featured Products
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C63 AMG
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Turbo S 3.8
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Turbo S 3.8
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CL63 AMG
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CLS 63
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M Series
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What's New
| Product | RENNtech ECU Upgrade S 600 up to 2006 (W220- 625 HP / 745 TQ) |
RENNtech has been at the forefront of ECU tuning sin... |
| Product | RENNtech ECU Upgrade S 65 up to 2006 (W220- 670 HP / 840 TQ) |
RENNtech has been at the forefront of ECU tuning sin... |
| Product | RENNtech ECU Upgrade S 600 up to 2006 (W220- 625 HP / 745 TQ) |
RENNtech has been at the forefront of ECU tuning sin... |
| Product | RENNtech ECU Upgrade CL 600 up to 2006 (C215- 625 HP / 745 TQ) |
RENNtech has been at the forefront of ECU tuning sin... |
| Product | RENNtech ECU Upgrade SL 65 MY2007- (R230- 670 HP / 840 TQ) |
RENNtech has been at the forefront of ECU tuning sin... |



