Is there such a thing as a 4" cat?
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Senior Member
Joined: Dec 1999
Posts: 528
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From: Naperville, IL USA
Is there such a thing as a 4" cat?
I figure that the cat companies think if you're running a 4" exhaust you're not going to bother with a cat, but I will have to get emission checked as some point so either I find a 4" cat or I guess I get a pair of 3" adapters. What cat do you guys reccomend?
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82 Z28
350 carb'd, Edelbrock Performer RPM package (minus heads), Hooker Super Comps, Mufflex 4" offroad y-pipe, 700r4 with B&M shiftkit, '85 IROC 10 bolt rear with Richmond 4.10's & Auburn posi unit, Lakewood 50/50 drag shocks. Shooting for 3000lbs w/ driver.
The car's website
(Blown 355/TH350 buildup this winter)
AIM: Unitedhope
ICQ: 77979548
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82 Z28
350 carb'd, Edelbrock Performer RPM package (minus heads), Hooker Super Comps, Mufflex 4" offroad y-pipe, 700r4 with B&M shiftkit, '85 IROC 10 bolt rear with Richmond 4.10's & Auburn posi unit, Lakewood 50/50 drag shocks. Shooting for 3000lbs w/ driver.
The car's website
(Blown 355/TH350 buildup this winter)
AIM: Unitedhope
ICQ: 77979548
Member
Joined: Dec 1999
Posts: 262
Likes: 0
From: O.C.,SoCal
Yes. Random Technologies. http://www.randomtechnology.com
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85 calif. iroc
383/A4
9" rear
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85 calif. iroc
383/A4
9" rear
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