![Problem - Exhaust drone: Solution side branch, aka 1/4 wave resonator, or Helmholtz resonator| Grassroots Motorsports forum | | Drone, Solutions, Branch Problem - Exhaust drone: Solution side branch, aka 1/4 wave resonator, or Helmholtz resonator| Grassroots Motorsports forum | | Drone, Solutions, Branch](https://i.pinimg.com/originals/22/f1/8a/22f18afb530b7e80ed4bcfbb5afd5b1c.jpg)
Problem - Exhaust drone: Solution side branch, aka 1/4 wave resonator, or Helmholtz resonator| Grassroots Motorsports forum | | Drone, Solutions, Branch
Reducing Drone in aftermarket exhaust - side branch resonators - 6SpeedOnline - Porsche Forum and Luxury Car Resource
![Vue de dessus de drone sur wagon de chemin de fer rempli de ferraille. Recyclage des métaux Photo Stock - Alamy Vue de dessus de drone sur wagon de chemin de fer rempli de ferraille. Recyclage des métaux Photo Stock - Alamy](https://c8.alamy.com/compfr/2f1h25f/vue-de-dessus-de-drone-sur-wagon-de-chemin-de-fer-rempli-de-ferraille-recyclage-des-metaux-2f1h25f.jpg)
Vue de dessus de drone sur wagon de chemin de fer rempli de ferraille. Recyclage des métaux Photo Stock - Alamy
![Soul Performance Street Package Non-PSE Performance Exhaust System Anti- Drone Factory Tips base Porsche 991.2 Carrera 2017-2019 | POR.9912.ESX Soul Performance Street Package Non-PSE Performance Exhaust System Anti- Drone Factory Tips base Porsche 991.2 Carrera 2017-2019 | POR.9912.ESX](https://www.vividracing.com/wm.php/images/soul_POR-9912-ESXC-4.jpg)