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Pontiac 1980-2009
The cam duration measurements assume zero lash and 1mm lift created by the lobe only
on position for 15 minutes
'00-07 Impala
Modern lean-burning
ZZP 2.5 inch Stainless Ion Redline-LSJ Catback Exhaust Downpipe Exit Flange:Stock/2.5 Inch Pontiac 1980-2009Stainless steel Mandrel bent Optional ZZP resonator ZZP chambered muffler 1 2" Hangers in all OEM locations Includes all required clamps and gasket During the testing phase we setup an RTA to measure db levels at various frequencies and rpm ranges. Time consuming to say the least but in the end we came up with a solution which we now manufacture in stainless steel. This is an aftermarket catback so it will be louder than stock. Also it will be even
