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Description: 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...

Description: The RennTech V3 Digital Lowering Module (DLM) is designed to work with all available Mercedes Airmatic or ABC (Hydraulic) Suspensions.The unit allows the user to have full control over all four corners of the vehicle’s suspension and adjust in 1mm increments. The DLM requires...

Description: Developed and engineered with the OEM standard as the framework, all AutoTecknic front grilles are made with 100% non-recycled raw plastic that results in overall durable construction with strong clips and tabs for a secure and seamless fit. As an AutoTecknic standard, each...

Description: RennTech 722.9 Seven speed Mercedes Transmissions with increased engine performance it becomes necessary to further improve the drive line components, most importantly the transmission in order to ensure maximum power is transmitted to the drive wheels without transmission slippage. This can not be...

Description: Developed and engineered with the OEM standard as the framework, all AutoTecknic front grilles are made with 100% non-recycled raw plastic that results in overall durable construction with strong clips and tabs for a secure and seamless fit. As an AutoTecknic standard, each...

Description: The RennTech V3 Digital Lowering Module (DLM) is designed to work with all available Mercedes Airmatic or ABC (Hydraulic) Suspensions.The unit allows the user to have full control over all four corners of the vehicle’s suspension and adjust in 1mm increments. The DLM...

Description: RennTech HHT (hand held tuner) allows you the unlimited ability to switch between tuned and stock ECU programming and requires no ECU removal. RennTech proprietary tuning module stores both the RennTech tuned file and your vehicles stock file. The module plugs directly into the OBD2...

Description: The RennTech V3 Digital Lowering Module (DLM) is designed to work with all available Mercedes Airmatic or ABC (Hydraulic) Suspensions.The unit allows the user to have full control over all four corners of the vehicle’s suspension and adjust in 1mm increments. The DLM...

Description: 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...

Description: RennTech HHT (hand held tuner) allows you the unlimited ability to switch between tuned and stock ECU programming and requires no ECU removal. RennTech proprietary tuning module stores both the RennTech tuned file and your vehicles stock file. The module plugs directly into the OBD2...

Description: The Mercedes GT S is the second Mercedes Benz vehicle fully developed by AMG, the company’s Affalterbach based performance division and long fabled engine builder. The resulting vehicle is nothing short of spectacular and the 4.0L V8 BiTurbo engine within is an incredible...

Description: The Mercedes GT S is the second Mercedes Benz vehicle fully developed by AMG, the company’s Affalterbach based performance division and long fabled engine builder. The resulting vehicle is nothing short of spectacular and the 4.0L V8 BiTurbo engine within is an incredible...

Description: 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...

Description: The Mercedes GT C is the second Mercedes Benz vehicle fully developed by AMG, the company’s Affalterbach based performance division and long fabled engine builder. The resulting vehicle is nothing short of spectacular and the 4.0L V8 BiTurbo engine within is an incredible...

Description: RennTech plug & play EVM Exhaust Valve Module allows you to open the exhaust flaps of your car 100% at all times by pressing Button 1 on the remote control. If you wish to go back to factory settings simnply press Button 2. This gives you complete...

Description: The RennTech V3 Digital Lowering Module (DLM) is designed to work with all available Mercedes Airmatic or ABC (Hydraulic) Suspensions.The unit allows the user to have full control over all four corners of the vehicle’s suspension and adjust in 1mm increments. The DLM...

Description: The custom RennTech steel front brake package is a must for every AMG GT R track setup. Our custom developed rotors increase braking efficiency and 'bite' as well increased longevity. Instead of being drilled, our brake rotors are slotted which makes them less prone...

Description: 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...

Description: RennTech GT-C adjustable suspension kit offers not only overall improved aesthetics and an aggressive vehicle stance, but improves both vehicle handling and performance. RennTech proprietary  suspension kit lowers your vehicle up to 1.5" via adjustable spring perches on your OEM dampers. Constructed of high strength,...

Description: We are pleased to announce that our highly anticipated dry carbon fiber interior trim for the 2013 and up F20 and F21 1-Series and F22 2-Series have finally been released. This brand new dry carbon fiber interior trim will fit the F20, F21,...

Description: This AutoTecknic carbon fiber steering wheel trim is made for the F-Chassis 2, 3, 4, 5 and 6-Series with M-Sport steering wheel. This steering wheel trim will fit all F-Chassis models with the M-Sport steering wheel. Our steering wheel trims are precisely made...

Description: This AutoTecknic carbon fiber steering wheel trim is made for the F-Chassis 1, 2, 3 and 4-Series with the sport steering wheel. This steering wheel trim will fit all F-Chassis 1, 2, 3 and 4-Series with sport steering wheel except for the 320i...

Description: RennTech carbon fiber front splitter integrates flawlessly with the original lines of the vehicle while boosting the overall testosterone level of the sporty SLS. RennTech one piece front splitter flows seamlessly into the front apron and is a simple, bolt on component which improves vehicle...

Description: Our intermediate level RennTech ECU upgrade for the Mercedes still offers huge gains in performance across the entire RPM range, but with a slightly reduced peak HP and torque from our standard tune. This is ideal for customers who want increased performance in...

Description: RennTech rear diffuser is the companion component to the front splitter and functions to decrease drag and increase down force by improving the underbody airflow and its transition to ambient air. As with the front splitter, RennTech rear diffuser is manufactured using the high quality...

Description: Here's the latest and the most popular version II dry carbon M-Inspired carbon mirror covers for most F-Chassis vehicles. Other than the mounting clips, it's made of 100% carbon fiber which are lighter in weight and high tensile strength compared to our ABS...

Description: Many F87 M2 owners reached out to us wanting a complete "M" mirror housing which has the bespoke "M" look while retaining the same mirror glass, turn signals, and folding functions. Finally, we are proud to release our AutoTecknic M-Inspired Replacement Complete Mirror (Bezel/...

Description: AutoTecknic's latest dry carbon replacement mirror caps fused with plastic mounting are made according to its OEM counterpart to ensure a 100% fit. Our products go through rigorous tests and quality control before they are released to the public. Dry carbon fiber's name...

Description: Many F87 M2 owners reached out to us wanting a complete "M" mirror housing which has the bespoke "M" look while retaining the same mirror glass, turn signals, and folding functions. Finally, we are proud to release our AutoTecknic M-Inspired Replacement Complete Mirror (Bezel/...

Description: RennTech proudly introduces this addition to an already impressive and highly successful aerodynamic upgrade program for the Mercedes-Benz SLS AMG. These proprietary carbon fiber side skirts were designed to complement the RennTech front splitter and rear diffuser. This side skirt kit includes 4 high quality...