Kline Innovation Ferrari 355 2.7 / 5.2 Manifolds Heat Shield Option M2 Competition F87N + Fits all Porsche 718

+  Fits all Porsche 718 Cayman / Boxster vehicles (2017+) with Soul Performance Products downpipe ONLY+  Bolts into existing SOUL downpipe as an upgrade or track day alternative+  All Soul Performance Products components are backed by a renowned Lifetime Warranty for both street and track use

4L I4 engine

While in quiet mode with the valves closed you will have a refined and sporty sound with no drone at highway speeds and retain the ability to quietly enter and exit your neighborhood without annoying those around you thanks to the high quality mufflers

Addition of our trademark 1D CLR tight radius x pipes further raises the pitch of the exhaust

Upgrade your racing experience today

Kline Innovation Ferrari 355 2.7 / 5.2 Manifolds Heat Shield Option M2 Competition F87N + Fits all Porsche 718THE SOUND Replacing the stock catalysts with HJS HDPE motorsport catalysts, or de cat pipes, opens up the sound significantly. On valve open, the silencer is completely bypassed, and the exhaust discharge is merged into a Y pipe, blending the exhaust gases 180 degrees out of phase, resulting in a higher pitched sound. On valve closed, the gases are diverted through a series of chambers, and acoustic fill sections, resulting in a smooth and unobtrusive