JCR Titanium Valved Race Pipe (Silenced) - 718 GT4 / Spyder / GTS4.0Introduction The new 718 GT4 and Spyder has been receiving excellent reviews from magazines and customers alike, however there is one stand out point which is mentioned over and over. The sound! Gone is the soulful scream of the 981 GT4 & Spyder instead replaced with a flat and uninteresting exhaust note, drastically reducing the all important fun factor of this otherwise fantastic car. The introduction of WLTP regulations have seen the introduction