Threads Tagged with cats

Silverado SS, Joe Gibbs Editions, SSR

1900, 29, 3, 33, billet, boost, cats, flow, ls1, magnacharger, pulley, pully, tech, tvs, yield

Sticky

Pulley size and boost levels

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Vortec350ss on Jun 27, 2013

Jul 31, 2023 09:30 PM
by PetarPetar

134

121,716

FORCED INDUCTION

2004, 2005, 2007, cats, chevy, comparisons, flow, high, model, package, performance, silverado, silverao, siverado, ssc, what

SSC Silverado

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dkota1968 on Sep 25, 2007

Dec 6, 2018 05:23 PM
by Jackie Hurley

56

43,163

08, buy, cats, cluster, clusters, flow, gauge, gauges, high, install, needle, nnbs, parts, regency, rst, silverado, ss, white

NNBS Regency RST Gauge cluster

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01 BERGER CAMARO SS on Aug 15, 2010

Nov 18, 2017 11:21 AM
by stangstomper68

12

12,988

GM Parts Classifieds

body, bolt, cat, cats, chevrolet, chevy, conversion, eye, eyes, frame, gmc, horns, silverado, style, swap

Looking for tips on a 02' to a 03 chevy cat eye style swap

HIGHROLLER1 on Nov 7, 2011

Feb 21, 2015 05:45 PM
by sierra12300

6

42,441

GMT 800 & Older GM General Discussion

Kooks with Cats or ORY?

MstgKillr on Nov 7, 2014

Nov 8, 2014 01:30 AM
by GMCtrk

3

1,172

05, 53, cal, camaro, cats, dna, dummy, ebay, gmc, header, headers, pics, pipe, sierra, silverado, speed, style

DNA, Ebay Headers NEW VERSION!!!

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Rhino79 on Oct 12, 2011

Sep 29, 2014 10:15 AM
by madmann26

153

64,920

Do ARH Headers w/ Cats throw codes

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rijrunr on Apr 14, 2014

Apr 17, 2014 11:27 PM
by 01WS6/tamu

12

3,837

Ory with high flow cats???

Justhereforinfo on Mar 18, 2014

Mar 19, 2014 09:12 PM
by Justhereforinfo

3

1,317

48, bullet, cats, csutom, downshifting, dynomax, hemi, muffler, pacesetter, pacesetters, race, ram, silverado, stock, tune

Ran my friends Hemi Ram

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outlawz2004 on Jul 5, 2013

Jan 15, 2014 09:51 PM
by onequick5.3

39

11,776

Racing and Kills Forum

98, black, bolt, cats, csfi, intake, k1500, lt1, vortec, widow

98 vortec 383 tuning issues

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1 2)

permafrost on Dec 3, 2013

Dec 11, 2013 09:20 AM
by hog

10

15,094

Go hi flow cats or a 2nd muffler for rasp?

porksoda on Nov 20, 2013

Nov 22, 2013 08:56 PM
by GREENSIERRA

5

1,633

03, 2007, 2010, cats, denali, factory, fitment, gmc, headers, issues, lpp, shaft, sierra, silverado, steering, tahoe

LPP Headers?

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two-piece on Dec 30, 2010

Oct 24, 2013 05:10 PM
by XBlackXCheavyX

36

10,965

MULTIMEDIA (truck related)

2014, 53, cab, cats, chevy, fast, highflow, quick, rcsb, rgv, silverado, single, truck, trucks, z71

2014 Silverado Z71 RCSB

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casper02 on Sep 6, 2013

Sep 9, 2013 08:25 AM
by Vortec350ss

11

7,581

cats, clogged, failing, hp, level, ls1tech, muffler, removed, silverado, ws6

How long do CATS last?

Platinum WS6 on Jul 10, 2013

Jul 12, 2013 07:40 PM
by Blackpanther99

9

1,932

cat delete tune question?

Slowest_1500 on Jul 2, 2013

Jul 4, 2013 09:27 PM
by Slowest_1500

4

1,788

4x4, 53, cats, fitment, headers, headers53, sierra, spintech, thorley, thy310y, triy, yukon

thorley headers 03 5.3 sierra california question

fishboy on Jun 20, 2013

Jun 29, 2013 07:37 PM
by fishboy

8

1,814

178, 2011, 2012, 62, 90, 90mm, cab, cats, crew, flow, headers, high, performancetrucks, silverado, swap, tb

Header Selection for 2011 Silverado 6.2 2wd

NemesisC5 on Jun 12, 2013

Jun 16, 2013 06:30 PM
by LPTXZ28

6

2,130

1567, boost, cats, edelbrock, force, running, stock, supercharger

More boost needed - Edelbrock 1567 e-force

h1psi on Jun 13, 2013

Jun 15, 2013 06:02 PM
by h1psi

5

3,262

FORCED INDUCTION

1999, camaro, cats, moates, price, road, runner, sale, tuner, tunercat

Jet spectrum tuner

BUTTERB30 on Jun 3, 2013

Jun 10, 2013 03:56 PM
by hog

5

2,074

03, 53, back, buy, cats, dumped, exhaust, header, headers, long, performance, pipe, silverado, staright, tube

03 silverado 5.3 header & exhaust recommendations

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1 2)

Z71massacre on May 30, 2013

Jun 3, 2013 05:42 PM
by 02b0wti3

11

12,580

1500, 62, back, cat, cats, dyno, flow, headers, high, long, silverado, sounding, system, tube

LT headers and stock cat back sound clip 6.2L

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1 2)

JCunningham on May 8, 2013

May 10, 2013 11:43 AM
by rijrunr

11

3,003

01, 1500, 2000, 53, bad, cat, cats, rattle, silverado

is this a bad cat?

bbowerman on May 6, 2013

May 9, 2013 01:51 PM
by bbowerman

8

1,569

2new, 3, 97, cats, door, dual, duel, flow, high, inletoutlet, interal, magnaflow, muffler, pipe, tahoe

New idea to fix dual 3" Check it out

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Camin00 on Apr 1, 2013

Apr 1, 2013 10:22 PM
by 1bdbrd

20

3,225

GM Drivetrain & Suspension

02, 03, 05, 1997, 2003, 373, cats, denali, faster, gear, gears, grears, ls1techsubthumpbox, make, speed, top, yukon

Top speed of Yukon Denali with 3.73 gears and 4L80?

Bromaguire on Mar 24, 2013

Mar 30, 2013 01:34 PM
by hog

8

10,887

350, back, bad, cat, cats, crown, cylinder, idle, misfire, plugged, pressure, scan, shows, silverado, vic, vortec

Partial plugged cat or something else

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tweeder on Feb 7, 2013

Mar 16, 2013 11:54 PM
by tweeder

43

5,491

GMT 800 & Older GM General Discussion

1500, 1500hd, 2002, 2500hd, back, cab, cat, cats, crew, exhaust, fit, free, gmc, hd, mods

1500hd cat back questions

1BadAsZ on Mar 16, 2013

Mar 16, 2013 04:44 PM
by 1BadAsZ

8

2,968

08, 22, 4x4, 78, cats, gmc, kmc, kooks, ory, performancetrucks, weild

Kooks 1 7/8 on the way :)

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1 2)

james8997 on Mar 11, 2013

Mar 15, 2013 03:39 PM
by Area47

10

2,191

0006, 01, 03, 115841300r, 1500, 60, 71584111, cats, chevy, dyna, dynatech, headers, silverado, tech

FS: Dynatech headers and cats - 99-06

95aqua on Feb 9, 2013

Mar 4, 2013 05:40 PM
by Peedelberry

8

3,452

GM Parts Classifieds

2007, 48, 48l, cats, end, gains, header, longtube, low, ls, nnbs, power, silverado

another 4.8 needing more power!!!

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1 2)

chittychevy on Jan 31, 2013

Feb 3, 2013 03:22 PM
by mikey450

11

2,340

2004, 2012, added, cat, cats, exhaust, forward, goerlichs, headers, long, lpp, man, muffler, silverado, tube, xcelerator

Anyone who has a GOOD amount of exhaust experience please help.

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Silverado Street Machine on Jan 19, 2013

Jan 23, 2013 04:57 PM
by Silverado Street Machine

39

5,782

2004, 2013, cats, codes, duals, ebay, emissions, engine, headers, long, longtube, lt, silverado, single, tube, work

Silverado Long Tube Headers and Emissions

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1 2)

kevins01silverado on Jan 13, 2013

Jan 19, 2013 10:53 AM
by kevins01silverado

13

20,590

2011, 62, cats, exhaust, pipe, silverado

2011 6.2 Stock Exhaust Cats Removed

NemesisC5 on Dec 20, 2012

Dec 31, 2012 05:16 PM
by 1bad2k

8

1,865

cat, cats, cover, prevent, spraying, stop, truck, trucks, wheels

Ways to KEEP Cats off my Truck

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WhiteChevy3 on Dec 6, 2012

Dec 30, 2012 02:09 AM
by Jeepplr

28

5,773

THE TRUCK STOP

cats, dodge, flow, hemi, jones, jpnes, magnaflow, max, maxflow, muffer, muffler, ram, recomendations

Any recomendations on exhaust set up???

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Sexyrado327 on Dec 19, 2012

Dec 25, 2012 11:06 AM
by low2001gmc

11

2,181

belton, cats, dual, fbody8708, highflow, silverado, straights, true

Does anyone know F-body8708 ?

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Mangled03gmc on Aug 10, 2012

Oct 10, 2012 03:08 PM
by dewmanshu

59

6,046

Member Feedback

1999, 3, 408, baja, cats, catted, changing, corsa, exhaust, f150, headers, muffler, nbs, sale, speed, texas, touring

Corsa for 408?

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chevy6.0fan on May 23, 2012

Oct 5, 2012 02:23 PM
by GMCtrk

20

4,844

3000, 40, aftermarket, cats, drone, dumped, engine, muffler, mufflers, pipe, rpm, rv, series, sound, walker

exhaust sound @3000 rpm and up.

mcdad1979 on Sep 21, 2012

Sep 27, 2012 12:27 PM
by xdmikey

7

2,763

Dynamometer Results & Comparisons

350, 350hp, 53, cam, cats, converter, gsr, hp, lm7, make, program, silverado, stall, stock, torque

Cam 5.3 making over 350hp

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400hp ss on Nov 8, 2011

Sep 24, 2012 08:19 PM
by 06murder

42

25,884

78, cal, calspeed, cats, headers, lts, performance, speed, trucks, tsp, tune, w

Anybody try calspeed 1 7/8 Lts lately?

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1 2 3)

WhiteChevy3 on Jun 19, 2012

Sep 24, 2012 02:10 PM
by swolbynos

23

5,647

04, 2004, cat, cats, flow, ford, gmc, high, magnaflow, sierra, sierraprice, spiral, spun, truck, xr1

Magnaflow Hi Flow Spun Cat blowout

Jamesbond2509 on Sep 15, 2012

Sep 17, 2012 12:50 AM
by ForcedTQ

4

3,676

08, cats, denali, flow, high, laredo, performance, sierra, trucks

Ran my 08 SD...

Medic/Z28 on Sep 11, 2012

Sep 11, 2012 08:49 PM
by Boober

9

840

Drag Racing

2002, 53, 580, 590, cats, exhaust, good, lift, long, mod, muffler, silverado, sound, stock, tubes

Needn new muffler opionons

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1 2)

2000chevysilverado on Aug 31, 2012

Aug 31, 2012 08:18 PM
by 2000chevysilverado

13

2,085

Y-pipe swap

topgun542 on Aug 27, 2012

Aug 28, 2012 09:42 PM
by topgun542

7

1,435

53, 62, cats, corvette, denali, fast, faster, flow, gmc, high, make, mods, servo, silverado, whats, worth

Making my 5.3 run like a 6.2?

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1 2)

BerryWS6 on Jul 28, 2012

Jul 28, 2012 02:53 PM
by 1FastBrick

17

10,204

09, 1995, 20, 285, 55, 900, bfg, cats, f150, gmt, oem, silverado, stock, twin, wheels

Got my new wheels and bfg's on. now exhaust or no??

bk_cauley on Jul 19, 2012

Jul 19, 2012 10:06 AM
by bk_cauley

4

1,187

GMT 800 & Older GM General Discussion

2000, 53, 57, body, cammed, cats, custom, drop, dropped, f150, gmc, rcsb, sierra, silverado, throttle

Lookingt o buy this truck, opinions or anybody recognize it?

slonlow2000 on Jul 17, 2012

Jul 18, 2012 12:18 PM
by slonlow2000

5

1,407

71, bes, cat, cats, emissions, gmfullsize, long, longtube, longtubes, ls1tech, maryland, mirror, options, ory, tu

Long Tubes and ORY and dealing with emissions

LexISpooled on Jul 9, 2012

Jul 10, 2012 10:49 PM
by LexISpooled

7

2,268

Dynamometer Results & Comparisons

2012, 53, bigdaddy0381, cam, cats, day, douglasville, dyno, dynoed, ga, heads, ht1, july, sdpc, truck

Just got Dyno'ed

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1 2)

BigDaddy0381 on May 1, 2012

Jul 5, 2012 06:38 AM
by BigDaddy0381

11

6,826

2012, 98, catalytic, cats, converter, general, gmc, motors, powered, price, seirra, sell, stock, tx, vbulletin

Stock catylac converters

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1 2)

GREENMILE on Jun 20, 2012

Jun 22, 2012 02:11 PM
by shaw_426hemi

12

3,092

03, 04, 06, 2004, cats, cluster, escalade, gauge, gauges, lense, mirror, replacement, silverado, silveradogauge, speedo, ss

04 Silverado Gauge Cluster, 03-06 Mirrors

BlewSilverado on Apr 22, 2012

Jun 20, 2012 05:41 AM
by BlewSilverado

9

1,804

GM Parts Classifieds

05, 2002, 2012, affect, cats, cutting, i6, mpg, pipe, pipes, silverado, straight, strait, tahie, truck

Straight pipes

tboy22 on Jun 13, 2012

Jun 16, 2012 11:37 PM
by BLUES MAN

7

2,179

53, air, cats, checking, codes, delete, egr, eliminate, erase, lq4, ls1, remove, removing, sel, silverado, tune, tuned, tuning

Delete AIR and EGR w/o Tune?

Ferocity02 on Jun 12, 2012

Jun 13, 2012 01:39 AM
by Ferocity02

5

8,352

cats, headers, long, running, silverado, tube

long tube ????

cp1380 on Jun 11, 2012

Jun 11, 2012 05:22 PM
by cp1380

2

1,210

Dynamometer Results & Comparisons

2012, cam, cats, diference, exhaust, express, flow, forum, magna, performance, ram, rt, syste, truck, vs

Ram R/T v. Lightning

jdustu on May 28, 2012

May 29, 2012 08:57 AM
by jdustu

6

3,249

Racing and Kills Forum

2012, 53, 53l, blackbear, bolt, cam, cats, comparison, dyno, lm7, ls6, ons, performancetrucks, results, tune

5.3 dyno?

UnVmy5.3 on May 20, 2012

May 22, 2012 06:34 PM
by 05GMC4.8

7

2,853

350, cat, cats, chevy, clogged, colged, exhaust, flow, high, plugged, stopped, symptoms, tbi, torque, truck, up

95 Sierra 350 TBI clogged cat

Auburn2 on May 13, 2012

May 13, 2012 11:12 AM
by 1994Vmax

1

4,566

2012, 81, 81l, cats, flow, forum, fuel, gm, high, injector, injectors, marine, performance, size, sizes

8.1L Marine Injectors: Where to buy?

AlwaysFollowed on May 5, 2012

May 11, 2012 08:20 PM
by 01SUBCT

4

13,816

60, angel, black, c3, cats, corvette, glow, gmc, hp, ls1, powered, sierra, toys, tucson, vbulletin, worth

c3 6.0 or 03 c5 ls1 help please

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1 2)

01C360 on Apr 30, 2012

May 1, 2012 06:59 AM
by DTHPROOF

10

2,194

2012, 62, 62l, cats, cutouts, difference, exhaust, increase, l9h, make, performance, power, resonator, silverado, upstream, v8

Exhaust Build opinions for L9H...

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1 2)

chanin6929 on Apr 18, 2012

Apr 18, 2012 02:39 PM
by 11Silvy

11

6,343

62, arh, cats, chevy, code, fast, gmc, long, lt, muffler, popping, silverado, sonoma, sounds, speed, stock, texas, throw, tubes

Looked Into ARH Lt's for my 6.2 -Disappointed

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1 2)

NemesisC5 on Apr 3, 2012

Apr 5, 2012 07:51 AM
by 1994Vmax

16

3,467

53, cats, delete, performance, pics, trucks, york

New Member from New York

tab22092 on Mar 30, 2012

Apr 1, 2012 09:27 PM
by Silverrst05

8

662

New Members

373, 60, c3, cats, gears, knocking, ls1tech, power, rod, sierra, sounds, suoercharged, supercharged, supercharger, z71

supercharged 6.0 how much power?

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kalebm22 on Mar 22, 2012

Apr 1, 2012 11:02 AM
by kalebm22

44

23,127

car, cats, clogged, forced, fuel, induction, metallic, problems, rich

cats on a blown motor

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1 2)

ayousef on Mar 27, 2012

Mar 28, 2012 07:28 PM
by terravast4

10

1,936

FORCED INDUCTION

00, 02, 53, cats, chevy, cracling, cut, dual, exhaust, forums, gt, loudest, muffler, mustang, silverado, straight

quick exhaust question?

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1 2)

95yukonGT on Mar 27, 2012

Mar 27, 2012 10:28 PM
by 2000chevysilverado

12

1,990

2000, 60, cam, cats, deleted, fuel, headers, hp, lean, reading, running, scangauge, silverado, trim, tuners, tuning

think im running lean need ur help

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1 2)

2000chevysilverado on Mar 23, 2012

Mar 24, 2012 12:21 AM
by 2000chevysilverado

12

3,303

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04-4x4 on Aug 6, 2011

Mar 15, 2012 02:17 PM
by KLUG'S SS

22

3,010

arh, cats, denali, difference, feel, gm, headers, kind, lt, nnbs, pickup, sierra, silverado, ss, supercharged, truck

Who has arh HEADERS on there truck,do u like THEM did it help perf alot frm manifolds

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1 2)

silverstreak07 on Mar 9, 2012

Mar 13, 2012 06:37 PM
by silverstreak07

11

3,275

62, borla, cabin, cats, drone, droning, dynomax, effect, gmc, headers, magnaflow, rasp, sierra, sound, xr, xr1

need help choosing mufflers on 09 6.2

camaroboy869592 on Mar 5, 2012

Mar 7, 2012 04:12 PM
by BrutalSierra

5

1,305

05, 08, cats, chevy, dynatech, gmc, header, headers, obx, performancetrucks, pipe, sierra, silverado, sound, tahoe, z71

obx headers with or without cats

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1 2)

ou812sm on Feb 13, 2012

Mar 1, 2012 03:06 AM
by AKlowriderZ71

11

8,881

INTERNAL ENGINE MODIFICATIONS

Nelson Performance

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DVS 99 on Feb 17, 2012

Feb 27, 2012 09:13 PM
by MyRst

27

13,289

Sponsor Feedback

00, 2000, 22, 22s, 305, 4, 40, 53, back, cats, deleted, exhaust, ford, hptuners, silverado, size, tire, tires

need tire sizes for my 22s

2000chevysilverado on Feb 22, 2012

Feb 23, 2012 06:16 PM
by 2000chevysilverado

6

1,271

SHOW & SHINE DISCUSSION

10, 243, 28x10x17, 598, cam, cats, custom, dual, hoosier, lift, lq9, nnbs, qa1, silverado, super, true

New PB Today

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1 2)

KK07VMAX on Jan 29, 2012

Feb 1, 2012 07:20 PM
by KK07VMAX

17

2,658

Drag Racing

2009, 53, cats, engine, hp, performance, remove, removing, rucks, stock, taking, truck

removing cats

JCisLord on Jan 22, 2012

Jan 23, 2012 09:19 PM
by NextLevel

3

1,264

02, 2001, 43, 53, cat, cats, chevy, clogged, clogger, drill, hole, ls, plgged, plugged, silverado, tahoe

Clogged Cats

kr1s on Jan 17, 2012

Jan 18, 2012 01:25 PM
by 01silvy

4

2,141