Renntech Inc. is an American high-performance

automotive aftermarket The automotive aftermarket is the secondary parts market of the automotive industry, concerned with the manufacturing, remanufacturing, distribution, retailing, and installation of all vehicle parts, chemicals, equipment, and accessories, ''afte ...

tuning company founded in 1989, with their headquarters located in

Stuart, Florida Stuart is a city in and the county seat of Martin County, Florida, United States. Located in southeastern Florida, Stuart is the largest of five Municipal corporation, incorporated municipalities in Martin County. The population is 17,425 accordi ...

. RENNtech specializes in engineering, designing and manufacturing parts for

Mercedes-Benz Mercedes-Benz (), commonly referred to simply as Mercedes and occasionally as Benz, is a German automotive brand that was founded in 1926. Mercedes-Benz AG (a subsidiary of the Mercedes-Benz Group, established in 2019) is based in Stuttgart, ...

, AMG,

Maybach Maybach (, ) is a German luxury car brand owned by and a part of Mercedes-Benz AG. The original company was founded in 1909 by Wilhelm Maybach and his son Karl Maybach, originally as a subsidiary of ''Luftschiffbau Zeppelin GmbH'', and it was ...

and

Mercedes-Benz Sprinter The Mercedes-Benz Sprinter is a light commercial vehicle (van) built by Mercedes-Benz Group AG of Stuttgart, Germany as a large van, chassis cab, minibus, and pickup truck. In the past, the Sprinter had been sold under the Mercedes-Benz, Dodge, ...

vehicles as well as other European luxury and performance vehicles. RENNtech also operates a full

motorsport Motorsport or motor sport are sporting events, competitions and related activities that primarily involve the use of Car, automobiles, motorcycles, motorboats and Aircraft, powered aircraft. For each of these vehicle types, the more specific term ...

division name
RENNtech Motorsports
fielding a Mercedes-AMG GT4 racecar in SRO's North American GT -series
RENNtech Classics
was founded to offer a wider range of services for owners of early RENNtech, Pre-Merger AMG, and collectible Mercedes-Benz vehicles.

History

RENNtech was founded by Hartmut Feyhl in 1989 as a result of the AMG Mercedes-Benz merger. Prior to the merger, Feyhl spent 12 years at AMG, first as a part of the team developing the Mercedes-Benz 300E 6.0 AMG ''"Hammer"'' and later serving as that company's Technical Director at AMG North America in

Westmont, Illinois Westmont is a village in DuPage County, Illinois, United States. It is a southwest suburb of Chicago. History The area known as Westmont earlier had been inhabited by the Potawatami. After several failed attempts by the U.S. government to p ...

. Feyhl named the company RENNtech, combining the German word for racing ''renn'' and ''technology,'' and continued to service AMG's North American customer base from Florida while maintaining a connection to AMG's headquarters, and Hans-Werner Aufrecht and

Erhard Melcher Erhard Melcher (born 1. January 1940) is a German engineer who was one of the founders of AMG Engine Production and Development, a current subsidiary of Mercedes-Benz. Melcher began his career at Daimler in the 1960s working for their developmen ...

. RENNtech has designed and developed high-performance products for virtually all Mercedes-Benz AMG vehicles since 1989 (including the commercial

van). The company received considerable press with th
RENNtech E7.4RS
and the 2006 "Chrome SL" show car, an SL-based project entirely covered in chrome paint. RENNtech cars are often featured on social media, blogs, and on the covers of major automotive magazines including ''

Car and Driver ''Car and Driver'' (''CD'' or ''C/D'') is an American automotive enthusiast magazine first published in 1955. In 2006 its total circulation was 1.23 million. It is owned by Hearst Magazines, who purchased it from its prior owner Hachette Fi ...

'', ''eMercedesBenz'', ''

Motor Trend ''Motor Trend'' is an American automobile magazine. It first appeared in September 1949, and designated the first Car of the Year, also in 1949. Petersen Publishing Company in Los Angeles published ''Motor Trend'' until 1998, when it was sold ...

'', '' AutoWeek'', and ''Modified Luxury & Exotics''.''Modified Luxury & Exotics'' Breaking 500, PP. 84 to 90, By Chris Chase. Photos by Mike Maez. Jan/Feb 2007

Operations

Today RENNtech a prominent Mercedes-Benz specialist, and Feyhl himself is regarded by many as the foremost authority on Mercedes tuning in the United States. Following the 1998 merger of Daimler-Benz and Chrysler Corp. (which became

DaimlerChrysler Mercedes-Benz Group AG (formerly Daimler-Benz, DaimlerChrysler, and Daimler) is a German multinational automotive company headquartered in Stuttgart, Baden-Württemberg, Germany. It is one of the world's leading car manufacturers. Daimler-B ...

later), RENNtech expanded into the Chrysler category developing performance upgrades for the Chrysler Crossfire. In 2013, when Mercedes-AMG entered a strategic partnership to produce V8 engines for Aston Martin, RENNtech followed suit by creating performance upgrades for the M177 powered

Aston Martin Aston Martin Lagonda Global Holdings PLC () is a British manufacturer of Luxury car, luxury sports cars and grand tourers. Its predecessor was founded in 1913 by Lionel Martin and Robert Bamford. Headed from 1947 by David Brown (entrepreneur ...

Vehicles. RENNtech has expanded their product line to include other car manufacturers - specifically

Porsche Dr. Ing. h.c. F. Porsche AG, usually shortened to Porsche (; see below), is a German automobile manufacturer specializing in luxury, high-performance sports cars, SUVs and sedans, headquartered in Stuttgart, Baden-Württemberg, Germany. Th ...

Bentley Bentley Motors Limited is a British designer, manufacturer and marketer of Luxury vehicle, luxury cars and Sport utility vehicle, SUVs. Headquartered in Crewe, England, the company was founded by W. O. Bentley (1888–1971) in 1919 in Crickle ...

Rolls Royce Rolls-Royce (always hyphenated) may refer to: * Rolls-Royce Limited, a British manufacturer of cars and later aero engines, founded in 1906, now defunct Automobiles * Rolls-Royce Motor Cars, the current car manufacturing company incorporated in ...

Maserati Maserati S.p.A. () is an Italian luxury vehicle manufacturer. Established on 1 December 1914 in Bologna, Italy, the company's headquarters are now in Modena, and its emblem is a trident. The company has been owned by Stellantis since 2021. Ma ...

Volkswagen Volkswagen (VW; )English: , . is a German automotive industry, automobile manufacturer based in Wolfsburg, Lower Saxony, Germany. Established in 1937 by German Labour Front, The German Labour Front, it was revitalized into the global brand it ...

, and

Audi Audi AG () is a German automotive manufacturer of luxury vehicles headquartered in Ingolstadt, Bavaria, Germany. A subsidiary of the Volkswagen Group, Audi produces vehicles in nine production facilities worldwide. The origins of the compa ...

vehicles. These product offerings focus on RENNtech core competencies:

engine tuning Engine tuning is the adjustment or modification of the internal combustion engine or Engine Control Unit (ECU) to yield optimal performance and increase the engine's power output, economy, or durability. These goals may be mutually exclusive; ...

braking A brake is a mechanical device that inhibits motion by absorbing energy from a moving system. It is used for slowing or stopping a moving vehicle, wheel, axle, or to prevent its motion, most often accomplished by means of friction. Background ...

, exhaust, transmission, and suspension. RENNtech's primary focus is to achieve maximum car performance through the increase of horsepower and handling. Customers can either buy the upgrade parts from RENNtech, or send in their cars to be customized at their headquarters in Stuart, FL. RENNtech also offers cosmetic modifications including aerodynamic body kits,

carbon fiber Carbon fiber-reinforced polymers (American English), carbon-fibre-reinforced polymers ( Commonwealth English), carbon-fiber-reinforced plastics, carbon-fiber reinforced-thermoplastic (CFRP, CRP, CFRTP), also known as carbon fiber, carbon comp ...

splitters, and multi-piece forged alloy wheels. Other upgrades include racing LSDs, open racing exhaust systems, performance disc brakes, and engine remapping. Customers can also have complete engine overhauls, and upgrades to larger displacement. RENNtech engines range from small 200 horsepower (150 kW) K4 blocks for SLK roadsters and CLK-Class to the 1198 horsepower (670 kW)

twin-turbo Twin-turbo is a type of turbo layout in which two turbochargers are used to compress the intake fuel/air mixture (or intake air, in the case of a direct-injection engine). The most common layout features two identical or mirrored turbochargers in ...

M177 -engine for the AMG GT63 4-Door Coupe. RENNtech Classics offers complete engine overhauls, restorations and performance upgrades for classic Mercedes-Benz and AMG vehicles. These services include increasing the engine displacement through bore-and-stroke, exhaust systems, suspension and improvements to the interior from custom upholstery, gauges, shift knobs, pedals, and trim to various electronics.

Renntech Karting

Renntech Karting is a division that makes racing

kart A go-kart, also written as go-cart (often referred to as simply a kart), is a type of small sports car, close wheeled car, open-wheel car or quadracycle. Go-karts come in all shapes and forms, from non-motorised models to high-performance ...

s, based on the Aixro XR50 rotary engines.

List of RENNtech vehicles

;Mercedes-Benz * SLR McLaren * AMG GT63 4-Door Coupe RIIIx * SLR McLaren 777 Concept * 190E 3.6L W201 (1990) * C74 Konzept W204 * SL600 R230 * S550 W222 * S550 W221 * S600 W220 * CL65 AMG W216 * CL500 K W216 * CLS55 AMG W219 * E7.4RS W210 * S700 Coupe C140 * SLR7.4 R129 * E63 AMG W211 * CLK55 AMG W209 * SLK32 AMG R170 * SLK55 AMG R171 * C38 W203 * C43 AMG W202 * C55 AMG W203 * C63 AMG W204 * G500 W463 * GL 550 X164 * GLK350 Hybrid Pikes Peak (2009) * ML 60 W163 * ML 550 W164 * Sprinter (2008) * 500E W124 ;Smart * Smart Fortwo (2009) ;Maybach * Maybach 62 ;AIXRO * SLR.Kart

References

{{Reflist

External links

Official website

RENNtech Motorsports

RENNtech Classics

Renntech Karting site
Auto parts suppliers of the United States Companies based in Palm Beach County, Florida Automotive motorsports and performance companies Mercedes-Benz