Slutburk SPI Ski-Doo

Ski-Doo	Årsmodell
Rev-Gen 4 850 E-Tec	2017-2018

Designed for todays noise conscious environments.
They produce a low, deeper tone while keeping peak and mid range volume similar to stock.
Some applications produce a 1-2 HP increase, but all are guaranteed not to lose power.
Easy installation and all parts are included.