The aFe MACH Force-Xp stainless steel cat-back exhaust for 2005–2008 Porsche Boxster S (987.1) and compatible 2005–2012 Boxster S (987.1 & 987.2) H6-3.4L uses hand TIG-welded 304 stainless construction and an OE-style tip for a direct bolt-on installation. aFe testing cited up to 22 horsepower and 30 lb-ft torque gains with the OE tip. The system combines race-inspired sound tuning with a brushed finish and bolt-on fitment.
aFe MACHForce XP Exhaust Cat-Back 2in SS-304 Cat-Back Exhaust for 05-08 Porsche Boxster S (987.1) H6