Stock Catalytic Converter Vs High Flow

Stock Catalytic Converter Vs High Flow. In addition to the two oxidation catalysts, they add a third chemical process: Hey guys, i have a 88 4.0, and i'm looking for a little more throaty sound.

2.5" 100CPI High Flow Cat Holden Commodore V6 V8 VS VT VU VX Catalytic from www.ebay.com.au

But from your list, i chose the high flow as i have seen a testpipe produce less hp on a dyno.but every motor is different. Stock cats are $650.00 for one side and $755.00 for the other. Only the front two are monitored by the pcm.

Source: www.ebay.com.au

Most vehicles built since the early 1980s use three. Could cause problems during emissions testing.

Source: www.modbargains.com

Over time, catalytic converters may fail because of rust, poor fuel mixture, or contamination due to the poor running condition of the engine. In theory, the larger the engine, the more you stand to gain with a cat delete.

Hey Guys, I Have A 88 4.0, And I'm Looking For A Little More Throaty Sound.

A catalytic converter is designed to reduce harmful exhaust. Given that general rule, and the stock hp numbers, and rt should have 407 cfm and an srt 468 cfm flowing through each cat to avoid restriction. This does vary from one engine to the next.

Add A Resonator And Double Check For Any Leaks.

Until i see some flow bench tests of stock vs. Sep 15, 2014 #6 speedwagon member. There is no such thing as a high flow or performance catalytic converter!!

Stock Cats Are $650.00 For One Side And $755.00 For The Other.

High flow or back to back dyno runs with only the cats changed to something supposedly more high performance, i'll never buy that they aid in performance. Perhaps you left the source out on purpose. The article does slightly contradict itself, and does not cite any real reliable data or testing.

Performance Modifications To The Exhaust System Always Focus On Increasing Flow Capability To Allow The Engine To Breathe More Easily So That It Can Make More Power.

However they are restrictive by design (bottle neck inlet/ outlet and a very dense honey comb cell structure). Gutted cats will cause problems during emissions testing. Oem type catalytic converters do a great job at controlling and reducing emissions;

Have An Exhaust Shop Cut Out And Straight Pipe The Rear Two Cats.

When it’s time for your catalytic converter to be replaced, your technician may say, “you have two options. Stock factory cat of holden vy commodore ss (on one side) has been tested to show a flow rate of 250cfm. January 1, 2010 at 9:13 pm.