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178, 34, 62, 78, catback, denali, headers, lt, obx, silverado

09 Sierra 6.2 1 3/4 vs 1 7/8 Headers

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Spencer1990 on Jan 1, 2014

Jun 26, 2014 08:58 PM
by ZR1 DREAMING

17

17,139

GMT 900 Trucks General Discussion

6.2 / install LS9 cam with 1:8 ration rockers

rijrunr on May 3, 2014

May 14, 2014 09:31 PM
by NemesisC5

5

4,688

GMT 900 Trucks General Discussion

2"lt headers

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Fast6.3 on Apr 13, 2014

Apr 25, 2014 06:17 PM
by Jason Z69

10

2,245

GM Engine & Exhaust Performance

178, 60, header, mods, motor, nnbs, oil, swapping, tahoe

Nnbs tahoe 6.0 swap

heavychevy10 on Dec 3, 2013

Dec 7, 2013 04:52 AM
by iamkeniff

6

3,414

GMT 900 Trucks General Discussion

178, 2002, 2266, 70, 702266, 78, headers, pace, pacesetter, setter, silverado

new 1 7/8 pacesetters

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LPCWS6 on Aug 13, 2013

Aug 16, 2013 01:36 AM
by Staggered 02

15

4,910

GM Engine & Exhaust Performance

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

2,132

GMT 900 Trucks General Discussion

178, 78, headers, loudmouth, ls1tech, tsp, tspcotz

TSP 17/8 fbody headers question

Heavrolet98 on Mar 11, 2013

Mar 12, 2013 10:05 PM
by Beatdown Z

4

1,438

GM Engine & Exhaust Performance

07, 178, 73, 91, buy, cal, calspeed, fit, forum, headers, ls, nova, pacesetter, performancetrucks, speed, suburban, swap, work

Installed the Calspeed 1 3/4" headers

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BBchevelle on Feb 15, 2012

Dec 12, 2012 10:45 PM
by nhoj_yelbom

21

11,705

GM Engine & Exhaust Performance

Where to get headers

GSXRDAVE21 on Jun 18, 2012

Jun 19, 2012 09:26 AM
by shaw_426hemi

3

1,240

GM Engine & Exhaust Performance

1, 178, 34, 4wd, 78, cal, header, headers, long, performance, silverado, speed, texas, truck, tube

1 7/8 headers

adrian_14nk on May 29, 2012

May 29, 2012 11:34 PM
by adrian_14nk

6

1,909

GM Engine & Exhaust Performance

1, 178, 78, cai, calspeed, diameter, flaco, header, measure, measurements, measurments, speed, texas, tubing, tune

Measurements of Cal-Speed 1 7/8" as requested

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BrutalSierra on Mar 14, 2012

Mar 17, 2012 08:12 PM
by 01silvy

12

4,073

GM Engine & Exhaust Performance

00, 178, 340hp, 4wd, 53, 62l, 78, cal, calspeed, ebay, headers, lb7, performance, sierra, silverado, speed, texas

Cal-Speed 1 7/8" headers arrived

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BrutalSierra on Feb 21, 2012

Feb 28, 2012 09:46 AM
by Sales2@Texas-speed

44

10,286

GM Engine & Exhaust Performance

178, 4x4, 78, awd, cal, calspeed, headers, nbs, silverado, sliverado, speed

Anybody install the calspeed 1 7/8 headers yet?

gasmachine85 on Feb 14, 2012

Feb 26, 2012 10:40 PM
by BrutalSierra

5

1,942

GM Engine & Exhaust Performance

178, 53, 78, body, forum, forums, gain, give, gm, header, headers, headerson, horsepower, stock, throttle, truck

1 7/8 headers overkill for 5.3??

david0982 on Feb 17, 2012

Feb 20, 2012 02:03 PM
by TXsilverado

8

17,902

GM Engine & Exhaust Performance

178, 78, arh, cal, calspeed, chevrolet, fr, headers, ls1tech, nnbs, performance, sale, silverado, sliverado, speed

what happened to the thread on the calspeed 1 7/8" headers

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WHPLSH on Feb 12, 2012

Feb 13, 2012 09:04 AM
by thunder550

11

2,520

GM Engine & Exhaust Performance

178, 35, 62, 78, cal, calspeed, header, headers, performance, performancetrucks, pipe, review, reviews, silverado, speed

I bought the 1 7/8 calspeed headers now HAVE ANY U GUYS PUT ON A 6.2 EXHAUST 3.5 INCH

silverstreak07 on Feb 12, 2012

Feb 12, 2012 05:48 PM
by NemesisC5

3

1,910

GM Engine & Exhaust Performance

178, 2000, 2wd, 4wd, 78, body, driveshaft, fbody, fit, header, headers, nnbs, silverado, truck, tsp, z71

question about tsp 1 7/8 fbody headers

LsxCody on Nov 19, 2011

Nov 20, 2011 10:23 PM
by TTownTech

8

2,864

GM Engine & Exhaust Performance

134, 178, 34, 62, 62l, 78, forum, headers, primaries, silverado

1-3/4 or 1-7/8 primaries

hawaiianstyle on Mar 26, 2011

Mar 26, 2011 06:52 PM
by budhayes3

1

961

GM Engine & Exhaust Performance

Who would be intersted in a 1 7/8 header from SW's

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Mangled03gmc on Mar 9, 2011

Mar 19, 2011 02:47 AM
by terravast4

20

2,205

GM Engine & Exhaust Performance

08, 102, 178, 2011, 62, american, body, cathedral, fast, headers, heads, intake, racing, silverado, throttle

New member, 2011 6.2 silverado

SICKSIXTYSEVEN on Feb 22, 2011

Mar 3, 2011 10:48 AM
by Bigredmariner

9

3,385

New Members

178, 43, 53l, 78, arh, craig, custom, fbody, gallant, headers, lsx, lt, outlet, pipe, size, truck, tsp

who is running 1-7/8 or bigger headers?

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banker099 on Nov 5, 2010

Feb 23, 2011 08:33 PM
by xsports33

132

34,594

GM Engine & Exhaust Performance

Vendors and sts fans inside please!!

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slowec on Dec 6, 2010

Dec 14, 2010 04:18 PM
by slowec

36

3,629

FORCED INDUCTION

134, 178, 243, 34, 78, 78s, bigger, difference, lpp, lq9, performance, primaries, primary, silverado, trucks

1" 3/4 or 1" 7/8 Primary's

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bgray on Sep 13, 2010

Sep 15, 2010 02:20 PM
by pewterliftedz

18

2,554

GM Engine & Exhaust Performance

178, borla, louder, oval, pipe, round, silverado, wwwvids3ycom, xr1

idle vids: 3" Y pipe single borla XR1

skeet on Mar 17, 2010

Mar 23, 2010 08:19 AM
by Tootall

6

1,264

MULTIMEDIA (truck related)

178, 78, c1500, chevy, exhaust, gmc, headers, install, issue, race, reviews, sierra, silverado, truck, tsp

TSP 1 7/8 headers

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dirt track racer 81 on Dec 5, 2009

Mar 8, 2010 02:14 PM
by skolman91

17

3,564

GM Engine & Exhaust Performance

178, 17x8, 2754017, drag, drage, fit, inch, p27540r17, radial, radials, running, trailblazer, trucks, wheel, wheels

275/40/17 Drag Radials On 17x8 Wheels?

chevysten on Feb 16, 2009

Feb 16, 2009 11:32 PM
by dinogt

2

1,169

SHOW & SHINE DISCUSSION

178, 2006, 2012, 3, 78, chevy, fs, headers, kooks, pipe, road, ss, tbss, trailblazer, ypipe

FS:Kooks 1 7/8 Headers with Off Road Ypipe 3 Inch

revlimiter on Jan 15, 2008

Jan 15, 2008 01:17 PM
by revlimiter

0

995

TrailBlazer SS

04, 178, 2005, 2007, 34, 4x4, 78, headers, silverado

Looking for 1 7/8 headers

gen3performance on Nov 18, 2007

Nov 19, 2007 09:51 PM
by Flyer

7

771

GM Engine & Exhaust Performance

1 7/8 headers with 3"

Quik on Oct 27, 2006

Oct 29, 2006 07:25 AM
by Quik

7

653

GM Engine & Exhaust Performance

Centerlines..

Allgonoshow on Mar 8, 2005

Mar 9, 2005 02:49 PM
by Allgonoshow

6

1,796

GMT 800 & Older GM General Discussion