4.7 HO exhaust system - JeepForum.com
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Unread 09-01-2014, 07:00 PM   #1
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2004 WJ 
Join Date: Feb 2013
Location: New lenox, Illinois
Posts: 5
4.7 HO exhaust system

I would like to change my muffler/tail pipe on my 04 wj HO but autozone, advanced rockauto etc. dont carry anything for HO, been told i need to go to dealer for these parts. any recommendations. im not looking to increase performance or noise. i just want to replace current muffler which is broken with the proper muffler

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Unread 09-01-2014, 07:14 PM   #2
leadsled jeep
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2002 WJ 
Join Date: Sep 2006
Location: TriCities, TN
Posts: 1,036
Contact Nick at Kolak Performance. Kolak@aol.com
'02 Overland 130k+ miles. 245-70-17 GG AT2's. BDS 2" lift, Bilstein 5100's, JKS QDs. Addco Swaybars F/R. Stillen Front Rotors/ Pads. TRE's, BJ's, wheel bearings. 100% Amsoil. I like my rifles like my coffee, hot, black and continually refilled.
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Unread 09-01-2014, 07:45 PM   #3
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2004 WJ 
Join Date: Feb 2013
Location: Midvale, Utah
Posts: 625
+2 for kolak I got his setup on mine and love it he is awsome and he knows alot about our wj
UJC #181 2004 jeep Grand Cherokee 4.7L v8, 2"bb, kolak 3 " exhaust flowmaster 50 SUV , Rola roof basket, k&n cai,245/75 /16 A/T
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Unread 09-02-2014, 04:45 AM   #4
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2002 WJ 
Join Date: Nov 2006
Location: pa
Posts: 121
I put in the magnaflow high flow cat and muffler and love it.The 4.7 exhausts should all be the same from the wj years

Every time I look at my Jeep it cost me more money!
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