Price: $30.00
Pros: Awesome!! Loud, raw, deep sound that makes everyone say "That sound's coming from a Jeep?!?"
Cons: None
Recommended? Yes

Comments: Best investment made to my Jeep. The 4.7 really makes a statment going down the road!

Price: $150.00
Pros: Gained 3.5-4 MPG. Very loud.
Cons: none
Recommended? Yes

Comments: Local shop welded in duals for me. No cat, no muffler. Yd into duals. Nice and Loud. Does not sound like you think a ZJ would!

Price: $175.00
Pros: quite for a custom system
Cons: none
Recommended? Yes

Comments: A local exhaust place here locally fabbed up this system no cat its a 75.

Recommended? Yes

Comments: Rear cat removed and straight piped.
system still has 2 cats up on the exhaust manifold i've got to deal with

Price: $10.00
Recommended? Yes

Comments: Custom pics of modification to come...illegality is quite apparent, however.

Price: $10.00
Recommended? Yes

Comments: if you're not worried about aircare or anything like that its awesome gives it a little bit more of a rumble

Price: $300.00
Recommended? Yes

Comments: MUCH LOUDER. The HP and MPG gains were justice enough. 300 for complete exhaust

Recommended? Yes

Comments: o yeah baby... gotta love the backfires, sounds better then a glasspack or a dynomax

Price: $1.00
Recommended? Yes

Comments: sounds hell of a lot better. and getts better flow . blah blah bbblah i
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