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 Jan 13, 2007

May 25, 2019 04:49 PM
by NAITSIRHC

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20

17,770

Tech / General Engine

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

fastest 350 TPI

avro206 on Jan 26, 2008

Sep 13, 2010 10:55 PM
by 1989GTATransAm

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35

9,320

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

Magnaflow SS race sound

gta324 on Oct 28, 2006

Nov 21, 2006 11:59 AM
by Dans_Zed

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7

1,794

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

Magnaflow A Real Muffler

1989GTATransAm on Nov 3, 2005

Nov 5, 2005 05:32 PM
by transporter

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2

1,122

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

quiet single inlet/outlet muffler

Dialed_In on Oct 1, 2005

Oct 1, 2005 11:50 AM
by 1989GTATransAm

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2

868

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 Sep 10, 2005

Sep 10, 2005 11:07 PM
by DanTheMan_smlk

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4

1,120

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

Why the horsepower gain

Daishi on Nov 23, 2004

Aug 6, 2005 02:50 PM
by 1989GTATransAm

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18

974

Tech / General Engine

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