ZZP Resonator Section for Catback Size:3 Inches Serial number is located on

Serial number is located on the bottom of your MPVI 2/2+/3 device

CHEVROLET ASTRO 1996-1997

more so than any vendor on the planet

This is an "LS" style valve spring retainer

There used phenolic to shield the blower IC from engine heat with fantastic results

ZZP Resonator Section for Catback Size:3 Inches Serial number is located onThis is our 3 chambered quiet resonator for those who already have our catback exhaust system and want to clamp it into your existing system. Choose from the drop downs for 3" or 2. 5". The 3" option will have a 3" bolt in flange and a 3" exit (intended for our 3" catback). The 2. 5" option will have a 2. 5" bolt in flange and a 2. 5" exit (intended for our 2. 5" catback). If you are handy and can weld yourself please look at our resonator in the