RENNtech

From the factory, the exhaust valves on the 2015-2018 C 63 AMG only open fully at certain speeds and rpm, even with the sport exhaust selected. The RennTech Exhaust Valve Module (EVM) hands that decision to you: one button on the remote opens the...

The 2015-2019 C 300 has a great exhaust note that the factory valve logic keeps muted most of the time. RennTech's Exhaust Valve Module overrides that logic by remote, so the valves stay fully open whenever you want, regardless of speed, rpm or drive...

From the factory, the exhaust valves on the 2015-2020 Ferrari 488 GTB / Spider / Pista only open fully at certain speeds and rpm, even with the sport exhaust selected. The RennTech Exhaust Valve Module (EVM) hands that decision to you: one button on...

Cruising in the 2015-2020 AMG GT S, the factory exhaust flaps never fully open. The RennTech EVM changes that with a simple remote: press button 1 for fully open valves at any speed, press button 2 to go back to the factory settings.Watch it...

From the factory, the exhaust valves on the 2015-2021 S 63 AMG BiTurbo only open fully at certain speeds and rpm, even with the sport exhaust selected. The RennTech Exhaust Valve Module (EVM) hands that decision to you: one button on the remote opens...

Cruising in the 2016-present GLC 43 AMG, the factory exhaust flaps never fully open. The RennTech EVM changes that with a simple remote: press button 1 for fully open valves at any speed, press button 2 to go back to the factory settings.Features Opens...

The 2016-present GLC 43 AMG has a great exhaust note that the factory valve logic keeps muted most of the time. RennTech's Exhaust Valve Module overrides that logic by remote, so the valves stay fully open whenever you want, regardless of speed, rpm or...

Cruising in the 2016-present GLC 63 AMG, the factory exhaust flaps never fully open. The RennTech EVM changes that with a simple remote: press button 1 for fully open valves at any speed, press button 2 to go back to the factory settings.Features Opens...

From the factory, the exhaust valves on the 2016-present GLC 63 AMG only open fully at certain speeds and rpm, even with the sport exhaust selected. The RennTech Exhaust Valve Module (EVM) hands that decision to you: one button on the remote opens the...

Cruising in the 2016-present SLC 43 AMG, the factory exhaust flaps never fully open. The RennTech EVM changes that with a simple remote: press button 1 for fully open valves at any speed, press button 2 to go back to the factory settings.Features Opens...

From the factory, the exhaust valves on the 2016-2018 Porsche Macan Turbo / GTS only open fully at certain speeds and rpm, even with the sport exhaust selected. The RennTech Exhaust Valve Module (EVM) hands that decision to you: one button on the remote...

The 2016-2020 Ferrari GTC 4 Lusso has a great exhaust note that the factory valve logic keeps muted most of the time. RennTech's Exhaust Valve Module overrides that logic by remote, so the valves stay fully open whenever you want, regardless of speed, rpm...

From the factory, the exhaust valves on the 2016-2021 AMG GT C only open fully at certain speeds and rpm, even with the sport exhaust selected. The RennTech Exhaust Valve Module (EVM) hands that decision to you: one button on the remote opens the...

Cruising in the 2016-2021 AMG GT, the factory exhaust flaps never fully open. The RennTech EVM changes that with a simple remote: press button 1 for fully open valves at any speed, press button 2 to go back to the factory settings.Watch it explainedFeatures...

From the factory, the exhaust valves on the 2016-2024 Alfa Romeo Giulia Quadrifoglio only open fully at certain speeds and rpm, even with the sport exhaust selected. The RennTech Exhaust Valve Module (EVM) hands that decision to you: one button on the remote opens...

From the factory, the exhaust valves on the 2016-2024 Aston Martin DB11 only open fully at certain speeds and rpm, even with the sport exhaust selected. The RennTech Exhaust Valve Module (EVM) hands that decision to you: one button on the remote opens the...

Cruising in the 2016-2024 Audi S4 / S5, the factory exhaust flaps never fully open. The RennTech EVM changes that with a simple remote: press button 1 for fully open valves at any speed, press button 2 to go back to the factory settings.Features...

From the factory, the exhaust valves on the 2016-2024 Bentley Bentayga / V8 / Speed only open fully at certain speeds and rpm, even with the sport exhaust selected. The RennTech Exhaust Valve Module (EVM) hands that decision to you: one button on the...

From the factory, the exhaust valves on the 2016-2024 Maserati Levante only open fully at certain speeds and rpm, even with the sport exhaust selected. The RennTech Exhaust Valve Module (EVM) hands that decision to you: one button on the remote opens the valves...

Cruising in the 2016-2024 Porsche 982 718 Cayman / GTS, the factory exhaust flaps never fully open. The RennTech EVM changes that with a simple remote: press button 1 for fully open valves at any speed, press button 2 to go back to the...

From the factory, the exhaust valves on the 2016-2024 Porsche Panamera only open fully at certain speeds and rpm, even with the sport exhaust selected. The RennTech Exhaust Valve Module (EVM) hands that decision to you: one button on the remote opens the valves...

The 2017-present E 63 AMG has a great exhaust note that the factory valve logic keeps muted most of the time. RennTech's Exhaust Valve Module overrides that logic by remote, so the valves stay fully open whenever you want, regardless of speed, rpm or...

Cruising in the 2017-present E 63 AMG, the factory exhaust flaps never fully open. The RennTech EVM changes that with a simple remote: press button 1 for fully open valves at any speed, press button 2 to go back to the factory settings.Watch it...

The 2017-2019 Porsche 991.2 GT3 / RS has a great exhaust note that the factory valve logic keeps muted most of the time. RennTech's Exhaust Valve Module overrides that logic by remote, so the valves stay fully open whenever you want, regardless of speed,...

The 2017-2023 E 450 has a great exhaust note that the factory valve logic keeps muted most of the time. RennTech's Exhaust Valve Module overrides that logic by remote, so the valves stay fully open whenever you want, regardless of speed, rpm or drive...

Cruising in the 2017-2023 E 53 AMG, the factory exhaust flaps never fully open. The RennTech EVM changes that with a simple remote: press button 1 for fully open valves at any speed, press button 2 to go back to the factory settings.Watch it...

Cruising in the 2017-2023 E 63 AMG S, the factory exhaust flaps never fully open. The RennTech EVM changes that with a simple remote: press button 1 for fully open valves at any speed, press button 2 to go back to the factory settings.Watch...

Cruising in the 2017-2023 E 63 AMG S, the factory exhaust flaps never fully open. The RennTech EVM changes that with a simple remote: press button 1 for fully open valves at any speed, press button 2 to go back to the factory settings.Watch...

Cruising in the 2017-2024 Aston Martin Vantage V8 / V12, the factory exhaust flaps never fully open. The RennTech EVM changes that with a simple remote: press button 1 for fully open valves at any speed, press button 2 to go back to the...

From the factory, the exhaust valves on the 2017-2024 Audi A8 TFSI only open fully at certain speeds and rpm, even with the sport exhaust selected. The RennTech Exhaust Valve Module (EVM) hands that decision to you: one button on the remote opens the...