ZZP Stainless HHR SS Catback Exhaust Muffler Option:Muffler Delete dirty or painted PCM core

dirty or painted PCM core returns will be docked or not accepted

000 psi and are able to easily handle the tremendous acceleration shock loads(shear) and lateral forces (elongation) found in racing

you can divert some of the fuel from the DI fuel system and spray it directly into the intake manifold

(4) Struts

ZZP Stainless HHR SS Catback Exhaust Muffler Option:Muffler Delete dirty or painted PCM coreStainless steel Mandrel bent ZZP resonator (Optional) ZZP chambered muffler or muffler delete pipe Hangers in all OEM locations Includes all required clamps and gasket Direct bolt in when used with our 3" exit downpipe This exhaust only fits the "SS" rear bumper cover.