RENNtech

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...

Cruising in the 2017-2024 Audi RS4 / RS5, 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 2017-2024 Ferrari 812 Superfast / 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 2017-2024 Ferrari Portofino / M 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...

Cruising in the 2017-2024 McLaren 720S, 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...

The 2017-2024 Alfa Romeo Stelvio Quadrifoglio 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...

Cruising in the 2018-present S 560 BiTurbo, 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 2018-present S 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...

From the factory, the exhaust valves on the 2018-2020 McLaren 600LT 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 2018-2020 S 560 BiTurbo, 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 2018-2020 S 560 Maybach, 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 2018-2020 S 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...

From the factory, the exhaust valves on the 2018-2021 AMG GT R 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...