cats - Third Generation F-Body Message Boards

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305, 85, caprice, cat, cats, flow, flowmaster, gen, high, rumble, sound, stock

New Cat or Flowmaster...Help me DECIDE!!

calgutie on May 18, 2012

Mar 26, 2026 02:52 PM
by bk2life

12

1,201

Exhaust

back, backpressure, cats, engine, engines, loss, ls1, pressure

can i get too little backpressure

(

1 2)

HOOK on Feb 8, 2001

Apr 15, 2022 01:04 AM
by Fast355

69

8,766

Tech / General Engine

1990, 1991, 20, 9192, bar, box, camaro, cats, comp, dual, kicker, lb9, rear, sway, wheel, z28

My '91 Z28

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1 2 3 4 5)

DBLTKE on Sep 3, 2011

Jan 12, 2021 12:43 PM
by freaky

218

72,714

Members Camaros

1989, 1992, 50, camaro, cat, cats, dual, duel, firebird, gen, headers, manifold, setup, shorty, stock

Dual cat header options

DBLTKE on Oct 19, 2011

Feb 1, 2018 11:50 AM
by TTOP350

19

8,522

Exhaust

Dual Cat vs Single Cat. Which is honestly better??

LMSkyliner on Mar 4, 2008

May 24, 2017 03:02 PM
by fullsize fun

31

13,472

Exhaust

25, 28, 28l, 31, a4, audi, audi28v6highflowcat, ball, cat, cats, cts, flange, flow, hfc, hiflow, high, v6

High-flow cat brand

camaro_junkie on Jul 25, 2003

Aug 3, 2015 08:54 PM
by nickespo

13

1,673

V6

50, back, barrel, cats, coolant, engine, exhaust, firebird, gauge, idle, melt, opening, overheat, overheats, qjet, temp

Un-common overheating problem

BlackBird71 on May 10, 2010

Sep 1, 2014 11:57 AM
by FormulasOnly

45

4,900

Cooling

High Flow Cat or No Cat?

ThirdGenKen on Aug 6, 2014

Aug 12, 2014 06:27 PM
by ThirdGenKen

15

3,824

Exhaust

305, camaro, cats, dumped, gen, headers, iroc, kit, lm2, loud, loudmouth, mouth, muffler, slp, stock

SLP loud mouth

86iroct5 on Sep 14, 2013

May 11, 2014 07:58 PM
by 86iroct5

28

12,801

Exhaust

bad, blocked, car, cats, causing, check, egg, engine, light, line, odor, return, rich, rotten, rough, running, runs, tpi

TPI running rich

hitman on Sep 11, 2008

Nov 28, 2013 08:47 PM
by Sam Evans

14

29,843

TPI

25, 3, 360, cat, cats, dual, exhaust, iroc, l98, lt1, magnaflow, n10, power, single, v8

iroc twin cats or replace with single

bladehand on Jul 19, 2013

Aug 21, 2013 11:05 PM
by TTOP350

18

5,193

Exhaust

will this make my exhaust sound any louder/different

Nickmiceli7 on Jul 26, 2013

Aug 19, 2013 03:12 AM
by khulsebus

6

2,259

Exhaust

1990, 92, blazer, cats, co2, e85, emissions, high, l98, ls2, magnaflow, mix, pass, reading, s10, spun

High CO2 in my LS2

robbe_iroc on Jun 7, 2012

Aug 17, 2013 01:27 PM
by robbe_iroc

23

2,435

LTX and LSX

ATTENTION PLEASE. looking for a y pipe with the dual cats for my 90 gta trans am

niGhTcrAwler1 on Jun 13, 2013

Jun 16, 2013 03:52 PM
by niGhTcrAwler1

2

395

Engine/Drivetrain/Suspension Wanted

body, camaro, cat, cats, flowmasters, gutted

Cat Delete/Gutting?

IVIitchell on Apr 29, 2013

May 1, 2013 12:08 AM
by ghost91

8

1,543

Exhaust

1989, 2013, ca, california, car, cat, cats, check, cutoff, forum, headers, numbers, pass, smog, star, stations, vehicle, year

My Car Passed Smog Today at a Star Station

VincentZ28 on Feb 19, 2013

Apr 13, 2013 09:34 PM
by Van Nuys born

28

2,869

Southern California Area

cat, cats, emissions, gen, magnaflow, metal, regular, spun

Spun metal cat and emissions

RWO3 on Mar 15, 2013

Mar 15, 2013 07:25 PM
by RWO3

0

776

Exhaust

32, 32b, accel, af, camaro, cats, change, definitive, dim, enrich, headlights, pe, rpm, tuning, wot

The Definitive $32 $32b Tunning Article

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1 2)

funstick on Sep 23, 2002

Feb 26, 2013 09:26 PM
by ChevyTycoon

65

25,300

DIY PROM

old 80s pics

redneckjoe on Feb 3, 2013

Feb 5, 2013 01:45 PM
by BADNBLK

6

997

Body

My True Dual 3 Inch Exhaust

niceroc on Oct 19, 2012

Jan 18, 2013 05:47 AM
by The_Wraith

15

5,426

Fabrication

NC inspection problem

hdis2002 on Jan 9, 2013

Jan 17, 2013 06:46 AM
by 3rdgenmaro

4

669

Exhaust

91, 91z28, bad, black, builder, camaro, cats, custom, gen, modifications, rally, rebuiliding, stripe, white, z28

My 91 Z28 Builder

white_ghost on Oct 15, 2012

Jan 2, 2013 06:47 PM
by Coolwheels84

27

2,587

Members Camaros

87, body, camaro, cat, catalitic, catalytic, cats, converter, flow, flp, gains, gta, high, iroc, perfotmance, trans, z28

What High Flow Cat?

Buggy Disaster on Dec 3, 2012

Dec 5, 2012 03:02 PM
by Ron U.S.M.C.

11

8,202

Exhaust

1989, 92, cats, dual, duel, formula, hawks, magnaflow

DUAL CAT CATBACK ?

89 350 on Nov 5, 2012

Nov 15, 2012 04:15 PM
by VincentZ28

6

1,057

Exhaust

305 h.o exhaust

86'sportcoupe on May 30, 2012

Oct 25, 2012 04:17 AM
by kmcn47

9

1,480

Exhaust

57, 700r4, caprice, cat, cats, crazy, cutouts, loud, louder, magnaflow, megnaflow, mufflers, names, put, stall, stock, vortec

Is a magnaflow muffler louder than a cutout with cat?

Buggy Disaster on Oct 17, 2012

Oct 21, 2012 01:17 PM
by Buggy Disaster

8

1,728

Exhaust

1983, 3rd, 83, 84, camaro, camaros, cats, chevy, classic, gen, pass, pump, required, smog, things

83 camaro smog?

90blackrs on Sep 25, 2012

Sep 26, 2012 11:01 AM
by sofakingdom

1

1,145

Carburetors

1986, 91, body, camaro, cats, hooker, ideas, repair, rim, rims, thirdgen, wheel, wide, wider, z28

Rim Ideas please???

Jk_Under on Sep 4, 2012

Sep 14, 2012 02:53 PM
by rgauder

15

5,016

Body

add, back, backpressure, camaro, catalytic, cats, cheap, converter, exhaust, fire, iroc, low, pressure, range, universal

How can I add back pressure?

sec-k on Jun 9, 2012

Sep 5, 2012 01:28 AM
by Dakota W.

10

9,971

Exhaust

dual cats or just one

irocz28_350 on Apr 30, 2012

Sep 4, 2012 05:57 PM
by Dakota W.

29

6,494

Exhaust

1988, 3rd, camaro, catalytic, cats, converter, converters, flow, gen, high, inside, magnaflow, quiet, small, suggestions

Need suggestions on new catalytic converter

SuperHawk996xx on Jul 13, 2012

Jul 16, 2012 12:01 AM
by Ron U.S.M.C.

6

1,602

Exhaust

[OH]

1984 z28 camaro

eboula24 on Feb 17, 2012

Jul 14, 2012 12:40 PM
by 89JunkerRS

16

3,156

Camaros for Sale

07, bad, car, cats, custom, exhaust, gen, good, headers, installing, iroc, muffler, pipe, r6, set, wont, work

installed new exhaust and am disappointed

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1 2)

AngryBird on Jun 11, 2012

Jul 7, 2012 07:13 AM
by Atilla the Fun

64

5,578

Exhaust

1991, 57, ca, camaro, cats, gettin, sale, thirgen

Need New Cats ! :(

KG427KG427 on Jun 14, 2012

Jul 5, 2012 12:13 AM
by TTOP350

9

1,159

Exhaust

134, 2600, cats, ceramiccoated, don, dual, dyno, headers, horsepower, intake, lb9, mt, pipe, slp, stall, thirdgen, trans

Those with Dyno Don / LB9 Combination ???

syoung_2000 on Jun 2, 2012

Jun 29, 2012 08:13 AM
by 86T/A_Ram_Air

26

5,088

Exhaust

1989, 355, 373, 89, built, camaro, cats, dual, gears, gen, quarter, rs, sale, speed, type

[GA]

Built 355, 89 Camaro RS 5speed

b2usmc on Mar 22, 2012

Jun 8, 2012 05:12 PM
by khuffman286

2

2,606

Camaros for Sale

383, bigfoot, calibranden, california, cats, install, muffler, pipe, shops, wont

Shops are scared an wont install 3" Dual Cats

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1 2)

CaliBranden on May 14, 2012

May 23, 2012 10:23 AM
by KiLLJ0Y

58

2,537

Southern California Area

89, 92, bad, camaro, caprice, cat, cats, direct, fit, good, magnaflow, passing, silverado, smog, thirgen

What is the best CAT????

calgutie on May 5, 2012

May 6, 2012 02:59 PM
by Ron U.S.M.C.

10

1,534

Exhaust

Magnaflow race, Flowmaster race or Spintech race on Mufflex 4" cat back

remltr on Apr 17, 2012

Apr 18, 2012 07:20 AM
by Orr89RocZ

2

3,154

Exhaust

www.MadHammer.com Thumbs Up! (GMMG)

Mkos1980 on Aug 9, 2011

Apr 6, 2012 05:02 PM
by The Project

19

9,525

Aftermarket Vendor Review

1990, 305, 3rd, 89, camaro, cat, cats, difference, dual, exhaust, formula, gen, make, single, ypipe

Difference between dual cat and single cat manifolds? Help

Steve-oh on Mar 27, 2012

Mar 29, 2012 05:15 AM
by Steve-oh

9

1,785

Exhaust

Full new exhaust - hooker headers, y-pipe and cat-back

Austin19 on Mar 23, 2012

Mar 25, 2012 05:40 PM
by Camaro82Z28

4

3,015

Exhaust

1992, 88, buick, cats, check, diagnostic, early, engine, hei, hollowed, iroc, light, ls1, paperclip, roadmaster

New member - "Serv Engine Soon" question...

alistair on Aug 26, 2010

Mar 21, 2012 11:43 PM
by twest2k2

12

1,388

Tech / General Engine

1992, bensalem, car, cars, cats, emissions, exempt, exhaust, inspection, older, pa, pass, philadelphia, places, sniff, strict, test

exhaust inspections near philly?

eboula24 on Feb 15, 2012

Mar 2, 2012 08:02 PM
by pasuperdave

26

1,500

Exhaust

2012, ca, california, camaro, cat, cats, emission, emissions, emmision, flow, gen, header, headers, high, legal

High flow manga flow cats and California emissions HELP!

Mailbox Hunter on Feb 8, 2012

Feb 27, 2012 11:09 PM
by rusty vango

3

1,784

Exhaust

1989, 3rd, 92, camaro, camarocat, cat, cats, dual, firebird, gen, pipe, pipes, set, ypipe, ypipes

Dual Cat Y Pipe

jayhawk on Feb 26, 2012

Feb 27, 2012 06:44 PM
by jayhawk

3

1,184

Exhaust

3rd, adding, camaro, cats, ecomodder, extra, firebird, gas, gen, mileage, miliage, mpg, v6

Optimizing Mileage

supertrade on Feb 18, 2012

Feb 19, 2012 08:00 AM
by ex-x-fire

4

927

Tech / General Engine

89, air, cats, chevy, driving, exhaust, flow, high, hooked, hot, injection, pump, side, smog, tube

URGENT: MUST have both airlines hooked up to both cats??

camarosource on Feb 12, 2012

Feb 14, 2012 07:53 PM
by jtsk

21

2,584

Tech / General Engine

224231, 268h, 355, 53, 55, cam, camaro, cats, comp, exhaust, flow, hide, magna, magnaflo, magnaflow, muffler, tube, youtube

Magnaflow really gonna "hide" my cam????

tsmoke355 on Oct 8, 2011

Dec 29, 2011 10:55 PM
by Screamin86

10

1,499

Exhaust

373, calibration, car, cats, data, gen, jump, logging, numbers, pro, scalar, speedometer, tuner, tunerpro, turner

Tuner Pro speedometer?

TPI-Formula350- on Dec 1, 2011

Dec 2, 2011 11:57 AM
by Six_Shooter

9

1,536

DIY PROM

Threads Tagged with cats