12909 - Third Generation F-Body Message Boards - Threads Tagged with 12909

Third Generation F-Body Message Boards
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Threads Tagged with 12909

Threads Tagged with 12909

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12909, 268, 570, cam, cams, comp, dyno, forum, lift, magnaflow, sheet, sound, stock, xfi, xfi268

First Impression Comp Cams XFI 268 Cam

1989GTATransAm on 01-13-2007

05-25-2019 04:49 PM
by NAITSIRHC

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20

16,146

Tech / General Engine

12909, 1989, 1990, 350, air, car, cold, engine, fastest, forum, intake, magnaflow, performance, specs, tpi

fastest 350 TPI

avro206 on 01-26-2008

09-13-2010 10:55 PM
by 1989GTATransAm

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35

8,961

12909, 14, 14151, bites, dyno, exhaust, magnaflow, muffler, mufflers, n11, race, series, sound, ss, video

Magnaflow SS race sound

gta324 on 10-28-2006

11-21-2006 11:59 AM
by Dans_Zed

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7

1,636

12909, 35, 40258, body, don, dyno, exhaust, magnaflow, muffer, muffler, muffler12909, mufflers, mufflex, slp, specs

Magnaflow A Real Muffler

1989GTATransAm on 11-03-2005

11-05-2005 05:32 PM
by transporter

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2

1,013

12909, aftermarket, body, bords, dynomax, flowing, free, inch, inlet, muffler, mufflers, mufflerthirdgen, outlet, quiet, single

quiet single inlet/outlet muffler

Dialed_In on 10-01-2005

10-01-2005 11:50 AM
by 1989GTATransAm

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2

775

12909, air, back, cat, cold, exhaust, gain, gains, gas, hp, increase, intake, magnaflow, mileage, mpg, no, part

Do cold air intake and unbolted catback increase or decrease mpg?

BigWhiteGTP on 09-10-2005

09-10-2005 11:07 PM
by DanTheMan_smlk

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4

1,044

12909, gains, gas, hp, magnaflow, mileage, no, part

Why the horsepower gain

Daishi on 11-23-2004

08-06-2005 02:50 PM
by 1989GTATransAm

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18

912

Tech / General Engine

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