Y-pipe Installation

BUCKMASTER · 12-15-2006, 08:53 PM

I Have A 2003 5.3l Silverado. I Want To Complete My Exhust Modification With A Bolt-up Cat Free Y-pipe. Will This Reduce Back Pressure Too Much. I Will Be Re-installing The O2 Sensors. Thanks For Any Help. Happy Holidays

mrjohnwayne · 12-16-2006, 09:04 PM

Shouldnt but why not go with a high flow cat?

mudseeker · 12-17-2006, 05:11 AM

i think he's upgradeing on a budget!?

hehe

12-15-2006, 08:53 PM	#1
BUCKMASTER Full Member Join Date: Nov 2006 Posts: 48	Y-pipe Installation I Have A 2003 5.3l Silverado. I Want To Complete My Exhust Modification With A Bolt-up Cat Free Y-pipe. Will This Reduce Back Pressure Too Much. I Will Be Re-installing The O2 Sensors. Thanks For Any Help. Happy Holidays

12-16-2006, 09:04 PM	#2
mrjohnwayne Senior Moderator Join Date: Apr 2005 Location: Texas Posts: 3,710	Shouldnt but why not go with a high flow cat? __________________ John Wayne 2000 F-350 7.3L Powerstroke 4x4

12-17-2006, 05:11 AM	#3
mudseeker Senior Moderator Join Date: Feb 2006 Location: michigan Posts: 6,317	i think he's upgradeing on a budget!? hehe __________________ i'd rather be hunting

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