Here are a few additional images of the RENNtech C74 taken during the photoshoot with European Car magazine. The RENNtech C74 is featured in the June 2012 issue which is for sale on news stands now.
European Car Magazine staff writer Pablo Mazlumian has been putting a RENNtech modified 2003 S600 rated at 650bhp through its paces and documenting the process for European Car Magazine. After upgrading to the RENNtech level 3 performance package, European car took the next logical step in the upgrade process and looked to tame all of the newly found torque. The December 2011 issue puts the RENNtech differential upgrade to the test. Read the complete article by clicking here:
RENNtech is proud to have partnered with Exotics Boutique, MA Carbon and Luxury4Play to create this increadible SLR which is receiving huge press and is this months cover car on the November 2011 issue of Dupont Registry. This SLR is loaded with a host of RENNtech goodies and has attained the status of “Worlds Fastest SLR”; cutting a 10.29 @ 134 mph. Upgrades include:
RENNTECH SLR Performance Upgrades
-ECU Upgrade
-Pulley
-Sports Catalytic Exhaust Upgrade
-Stainless Sport Sound and Performance SLR Mufflers
-Stainless Steel Headers
The RENNTECH SLR headers are developed and tested completely in house. They’re hand built from mandrel-bent seamless tubing, CNC machined stainless flanges, and include integrated o2 sensor mounting locations. The addition of these headers creates a deep distinctive yet harmonious sound which is entirely unique to any other sports car on the road.
RENNTECH latest second generation intercooler pump; Dual kit, plus larger front intercooler. (intercooler pump flows an impressive 8.7 G.P.M. @ 11.6 P.S.I. compared to the OEM pumps 3.00 G.P.M.)
RENNTECH SLR Transmission Cooling Track Kit
-CNC machined, Larger Transmission Oil Pan
-Transmission Oil Pump
-Large Transmission Radiator
RENNTECH Motor Sport Suspension Package 4
-Racing Coilovers with 3 way adjustability and remote reservoir (for better cooling)
-Race technology shocks
Custom Front Hydraulic Lift kit with Remote
-The HLS 2 (Hydraulic Lift System) provides additional road clearance for lowered vehicles by raising the front axle suspension via the push of a button. When expanded, a range of up to 45 mm of lift is produced, thereby helping sport cars avoid road clearance difficulties such as speed bumps, road construction, etc. The system contained within the rear of the vehicle and is actuated by a push button on the optional remote (there by eliminating the need for any interior wiring).
RENNTECH Mercedes 722.6 Five Speed Transmission upgrade
-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 cannot be realized with software and only truly be accomplished by an internal mechanical upgrade to the transmission hardware. Our upgrade leads to improved shift response, shift timing and greater drivability under extreme conditions without sacrificing around town comfort. Our mechanical upgrades provide years of trouble free operation and have been tested to in vehicles producing over 800 hp and 1000 lb/ft of torque. The transmission is reassembled using all new gaskets, seals, o-rings, electrical connectors as well as a new transmission pan filter.
RENNTECH Performance differential, Super-Lock LSD
-Functions as a traditional open differential in low and normal-load situations, transforming smoothly into a 100% full lock as loads rise.
RENNTECH SLR Performance Brakes
-16.2″ Front Brakes, 8 piston calipers
-14.2″ Rear Brakes
-High-Performance Brake Pads
-Braided Steel Lines (front and rear)
The complete article and additional pictures can be viewed here:
The car that swept the show at last years SEMA event is featured in the September 2011 Issue of European Car magazine. The 190 SL “BENT” crafted by Hot Rods and Custom Stuff and powered by RENNtech truly makes a statement as pure automotive art. The 190 SL packs a fully RENNtech modified 6.0L V12 engine from a 2004 SL 600, a RENNtech transmission upgrade, in addition to a host of suspension upgrades and a V3 RENNtech digital lowering module.
To read more about this amazing project, view the full article here:
The folks over at Mercedes Enthusiast Magazine in the UK got a chance to get behind the wheel of our RENNtech modified S65 AMG for their latest issue. We would like to share their kind words.
The complete article can be read here:
The AMG Driving School offers two stages of intense training. Stage I is a one-day program to teach the fundamentals of car control that is offered Sept. 22-25. Stage II is for advanced training that is a two-day program offered Sept. 26th and 27th.
Don’t miss your chance to get behind the wheel of some amazing vehicles. Contact RENNtech to receive your RSVP code at 561-845-7888 or email us at hartmutf@renntechmercedes.com.


All of this, of course, was part of RENNTECH’s prize for winning the Mercedes-Benz 2008 SEMA Tuner Build-Off competition, which included a 45-day build and 30 days of campaigning for votes from friends, fans, and family.

Thanks again, to everyone who voted!