Rear Carbon fiber diffuser - Matte Porsche 911 Turbo / Turbo S (991.2)MFG# DI PO CA 4 M WEIGHT 0. 2kg A Porsche Turbo Turbo S fitted with the Akrapovi exhaust system is further enhanced with the mandatory hand crafted carbon fiber rear diffuser in matte or high gloss finish, incorporating two sets of side located titanium tailpipes. Designed exclusively for the car, this stunning handcrafted diffuser takes the look of the rear of the vehicle to a whole new level and shows off the Akrapovi Slip On line systems tailpipes