RENNtech

The RennTech R1 Performance Package for the 2003-2023 Bentley Continental GT combines parts that RennTech developed and tested together, so you get a matched setup rather than a pile of separate upgrades. It includes RENNtech ECU Upgrade and RENNtech Stainless Steel Sport Muffler.Features Parts...

RennTech packages its most popular upgrades for the 2004-2010 CLK 63 AMG Black Series into one matched R1 Performance Package. Each part is calibrated to work with the others on this engine. It includes ECU Upgrade and Carbon Fiber Air Box. RennTech rates the...

RennTech packages its most popular upgrades for the 2004-2010 CLK 55 AMG into one matched R1 Performance Package. Each part is calibrated to work with the others on the 5.5L M113 V8. It includes ECU Upgrade and Carbon Fiber Air Box. RennTech rates the...

RennTech packages its most popular upgrades for the 2004-2010 CLK 63 AMG into one matched R1 Performance Package. Each part is calibrated to work with the others on this engine. It includes ECU Upgrade and Carbon Fiber Air Box. RennTech rates the CLK 63...

RennTech packages its most popular upgrades for the 2004-2010 SLK 55 AMG into one matched R1 Performance Package. Each part is calibrated to work with the others on the 5.5L M113 V8. It includes ECU Upgrade and Carbon Fiber Air Box. RennTech rates the...

RennTech packages its most popular upgrades for the 2004-2010 CLK 550 into one matched R1 Performance Package. Each part is calibrated to work with the others on this engine. It includes ECU Upgrade and Stainless Steel Header. RennTech rates the CLK 550 at up...

The RennTech R1 Performance Package for the 2005-2006 C 55 AMG combines parts that RennTech developed and tested together, so you get a matched setup rather than a pile of separate upgrades. It includes ECU Upgrade, Carbon Fiber Air Box. RennTech rates the car...

RennTech packages its most popular upgrades for the 2005-2006 CL 65 AMG into one matched R1 Performance Package. Each part is calibrated to work with the others on the 6.0L M275 twin-turbo V12. It includes ECU Upgrade, High Efficiency Intercooler Pump. RennTech rates the...

The RennTech R1 Performance Package for the 2005-2006 S 65 AMG combines parts that RennTech developed and tested together, so you get a matched setup rather than a pile of separate upgrades. It includes ECU Upgrade, High Efficiency Intercooler Pump. RennTech rates the car...

The RennTech R1 Performance Package for the 2005-2010 SLR McLaren combines parts that RennTech developed and tested together, so you get a matched setup rather than a pile of separate upgrades. It includes ECU Upgrade, Upgraded pulley and Dual Intercooler Kit. RennTech rates the...

The RennTech R1 Performance Package for the 2005-2010 SLR McLaren 722 combines parts that RennTech developed and tested together, so you get a matched setup rather than a pile of separate upgrades. It includes ECU Upgrade, Upgraded pulley and Dual Intercooler Kit. RennTech rates...

The RennTech R1 Performance Package for the 2006-2011 CLS 55 AMG Kompressor combines parts that RennTech developed and tested together, so you get a matched setup rather than a pile of separate upgrades. It includes ECU Upgrade Crankshaft Pulley and Upgraded Intercooler Pump. RennTech...

The RennTech R1 Performance Package for the 2006-2011 CLS 63 AMG combines parts that RennTech developed and tested together, so you get a matched setup rather than a pile of separate upgrades. It includes ECU Upgrade and Carbon Fiber Air Box. RennTech rates the...

The RennTech R1 Performance Package for the 2006-2011 CLS 500 combines parts that RennTech developed and tested together, so you get a matched setup rather than a pile of separate upgrades. It includes ECU Upgrade and Carbon Fiber Air Box. RennTech rates the CLS...

RennTech packages its most popular upgrades for the 2006-2011 CLS 550 into one matched R1 Performance Package. Each part is calibrated to work with the others on this engine. It includes ECU Upgrade and Stainless Steel Header. RennTech rates the CLS 550 at up...

RennTech packages its most popular upgrades for the 2006-2011 ML 63 AMG into one matched R1 Performance Package. Each part is calibrated to work with the others on this engine. It includes ECU Upgrade and Carbon Fiber Air Box. RennTech rates the ML 63...

The RennTech R1 Performance Package for the 2007-2011 SL 550 combines parts that RennTech developed and tested together, so you get a matched setup rather than a pile of separate upgrades. It includes ECU Upgrade and Stainless Steel Header. RennTech rates the SL 550...

The RennTech R1 Performance Package for the 2007-2011 SL 63 AMG combines parts that RennTech developed and tested together, so you get a matched setup rather than a pile of separate upgrades. It includes ECU Upgrade and Carbon Fiber Air Box. RennTech rates the...

RennTech packages its most popular upgrades for the 2007-2011 SL 65 AMG into one matched R1 Performance Package. Each part is calibrated to work with the others on this engine. It includes ECU Upgrade and High Efficiency Intercooler Pump. RennTech rates the SL 65...

RennTech packages its most popular upgrades for the 2007-2011 SL 65 AMG Black Series into one matched R1 Performance Package. Each part is calibrated to work with the others on this engine. It includes ECU Upgrade and RENNtech Proprietary Ram Air Intakes. RennTech rates...

The RennTech R1 Performance Package for the 2007-2013 S 550 combines parts that RennTech developed and tested together, so you get a matched setup rather than a pile of separate upgrades. It includes ECU Upgrade and Stainless Steel Header. RennTech rates the S 550...

The RennTech R1 Performance Package for the 2007-2013 S 600 combines parts that RennTech developed and tested together, so you get a matched setup rather than a pile of separate upgrades. It includes ECU Upgrade, High Efficiency Intercooler Pump. RennTech rates the car at...

The RennTech R1 Performance Package for the 2007-2013 S 63 AMG combines parts that RennTech developed and tested together, so you get a matched setup rather than a pile of separate upgrades. It includes ECU Upgrade and Carbon Fiber Air Box. RennTech rates the...

The RennTech R1 Performance Package for the 2007-2013 S 65 AMG combines parts that RennTech developed and tested together, so you get a matched setup rather than a pile of separate upgrades. It includes ECU Upgrade and High Efficiency Intercooler Pump. RennTech rates the...

The RennTech R1 Performance Package for the 2007-2014 CL 65 AMG combines parts that RennTech developed and tested together, so you get a matched setup rather than a pile of separate upgrades. It includes ECU Upgrade and High Efficiency Intercooler Pump. RennTech rates the...

RennTech packages its most popular upgrades for the 2007-2018 Bentley Continental GT Speed into one matched R1 Performance Package. Each part is calibrated to work with the others on this engine. It includes RENNtech ECU Upgrade and RENNtech Stainless Steel Sport Muffler.Watch it explainedFeatures...

The RennTech R1 Performance Package for the 2008-2010 CL 63 AMG combines parts that RennTech developed and tested together, so you get a matched setup rather than a pile of separate upgrades. It includes ECU Upgrade, Carbon Fiber Air Box. RennTech rates the car...

RennTech packages its most popular upgrades for the 2009-2011 Bentley Continental Supersports into one matched R1 Performance Package. Each part is calibrated to work with the others on this engine. It includes RENNtech ECU Upgrade and RENNtech Stainless Steel Sport Muffler. RennTech rates the...

The RennTech R1 Performance Package for the 2010-2016 E 63 AMG S BiTurbo combines parts that RennTech developed and tested together, so you get a matched setup rather than a pile of separate upgrades. RennTech rates the E 63 AMG S BiTurbo at up...

The RennTech R1 Performance Package for the 2010-2016 E 63 AMG, S BiTurbo combines parts that RennTech developed and tested together, so you get a matched setup rather than a pile of separate upgrades. RennTech rates the E 63 AMG, S BiTurbo at up...