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headers, y pipe, high flow cat?

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Old

Sep 9, 2007 | 02:31 PM

#1

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headers, y pipe, high flow cat?

would headers, y pipe, and a high flow cat do much to a stock 305 tbi?

Old

Sep 9, 2007 | 04:56 PM

#2

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Joined: Jul 1999

Posts: 10,950

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From: Orange, SoCal

Car: 1990 Pontiac Trans Am

Engine: 355 TPI siamesed runners

Transmission: Tremec T56

Axle/Gears: 12-Bolt 3.73

Re: headers, y pipe, high flow cat?

Absolutely! The stock exhaust on a TBI is small and restrictive. Replacing them is one of the first things you should do.

Old

Sep 9, 2007 | 05:48 PM

#3

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Re: headers, y pipe, high flow cat?

this is what i was thinking...

http://cgi.ebay.com/ebaymotors/ws/eB...tem=7983653212

http://cgi.ebay.com/ebaymotors/82-92...spagenameZWDVW

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