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95BlueZ71
04-16-2005, 10:19 PM
Why wont cat back systems for i think 94-98 work on an 88? Is it the hanger locations or is something in the way on the earlier models? thanks for the help

Nick

popknot98
04-16-2005, 11:31 PM
prolly the same reason that headers for a 95 wont work on a 98.


they are different.

Whifflebat
04-17-2005, 11:22 AM
Why wont cat back systems for i think 94-98 work on an 88? Is it the hanger locations or is something in the way on the earlier models? thanks for the help

Nick


94-95 and 96-98 were different engine and exhaust configurations, so there is no way the 96-98 would work. I don't know why the 94-95 stuff wouldn't work though, its all TBI... unless they changed the routing of something. Is this 88 an OBS or a classic body style?

95BlueZ71
04-17-2005, 09:15 PM
its an OBS. the exhaust routing looks like my 95 except the 88 is a long bed. so i dont know why it wouldnt work.

Nick

TwoTone98Z71
04-17-2005, 09:20 PM
single cat on 88-95 and dual cats on 96-99 OBS

chevyz71man
04-17-2005, 10:16 PM
88-93 had o2 sensor in the exaust manifold 94-98 had them in the cat

97Silverado
04-17-2005, 11:20 PM
single cat on 88-95 and dual cats on 96-99 OBSNot necessarily. My '97 V-8 has a single cat.

TwoTone98Z71
04-17-2005, 11:23 PM
305?

97Silverado
04-18-2005, 05:56 AM
305?yup