Making a 4.0 sound a bit better

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Jul 3, 2014 | 06:16 PM

#16

Jakerz

Junior Member

Joined: Apr 2014

Posts: 34

Likes: 0

From: Fresno, CA

Year: 1989

Model: Cherokee

Engine: 4.0 Straight 6

Quote:

Originally Posted by Hayden98XJ

I got an Ebay exhaust header and it's doing just fine. I put a flex joint after my downpipe in front of the muffler and that's supposed to help prevent header cracking. Flex joint was only $10 or so. Then i've got the Flowmaster Super 44 run out the side right in front of the rear tire. I wouldn't say it's a drone but its a bit louder than a stock exhaust. I think it sounds really good.

What year is your XJ.

Jul 3, 2014 | 07:00 PM

#17

Hayden98XJ

Seasoned Member

Joined: Mar 2012

Posts: 312

Likes: 0

From: Tennessee

Year: 1998

Model: Cherokee

Quote:

Originally Posted by Jakerz

What year is your XJ.

Its a 1998 but i wouldn't think the exhaust changed any throughout the years.

Jul 4, 2014 | 10:54 AM

#18

XJlimitedx99

CF Veteran

Joined: Jul 2012

Posts: 3,132

Likes: 357

From: Andover, VT

Year: 1999

Model: Cherokee (XJ)

Engine: 4.0 L

Quote:

Originally Posted by Jakerz

What year is your XJ.

The headers will be different for different years because of the different intake styles. I have a 99 and it's hard to find good headers because it's the only year with the 99+ head and the older style emissions with just one cat