Forum: 5.3L V8 (LS4)

Available from Model year 2004+

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Iceman6669 (The Boss)
12-20-2017
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Sticky Thread Sticky: GPF.com GXP Owner List - Post Up Here!

Started by jteske88, 04-20-2013
48 Pages •
1 2 3 ... 48
fights, girl, growing, grown, gxp, home, list, listits, onlygxp, onlyhi, onlyteenage, owner, style, yall 8 Attachment(s)
Replies: 945
Views: 185,139
LSCHERRY4
03-16-2021 Go to last post

Sticky Thread Sticky: *HOW TO* LS4 Transmission Cooler Install

Started by DirtDog, 07-20-2013
3 Pages •
1 2 3
cooler, grand, gxp, install, prix, transmission
Replies: 54
Views: 72,023
HighOctaneRacing
08-09-2015 Go to last post

Sticky Thread Sticky: *HOW TO* LS6 Intake Manifold Swap

Started by nmp0098, 11-25-2009
2 Pages •
1 2
dod, intake, ls6, manifold, retained, successful, swap
Replies: 31
Views: 59,907
SDGTP99
11-24-2018 Go to last post

Sticky Thread Sticky: *HOW TO* Ford Fusion Fog's for GXP

Started by DirtDog, 04-21-2013
2 Pages •
1 2
fog, fusion, gxp, modification
Replies: 24
Views: 28,105
DirtDog
09-09-2014 Go to last post

Sticky Thread Sticky: LS2 Throttle Body Install

Started by 91parkave, 04-12-2013
2 Pages •
1 2
install, ls2
Replies: 20
Views: 24,120
SDGTP99
06-13-2018 Go to last post

Sticky Thread Sticky: *PICS* Oil Catch Can Install

Started by 91parkave, 01-05-2013
catch, install, oil
Replies: 18
Views: 21,642
bigbird90650
02-15-2016 Go to last post

Sticky Thread Sticky: *HOW TO* LS7 Mass Air Flow

Started by 91parkave, 02-13-2013
installed, ls7, maf 2 Attachment(s)
Replies: 16
Views: 22,079
91parkave
02-17-2014 Go to last post

Parts for the gxp and ls4 powered cars.

Started by Panther427, 01-20-2009
3 Pages •
1 2 3
cars, gxp, ls4, parts, powered
Replies: 43
Views: 7,640
BillDee22
07-27-2009 Go to last post

Terrible MPG

Started by nFavor, 07-30-2009
3 Pages •
1 2 3
mpg, terrible
Replies: 42
Views: 8,713
blueguy
08-27-2012 Go to last post
Question

Horrible gas mileage for my 06 GXP

Started by rguy200073, 11-21-2012
3 Pages •
1 2 3
gas, gxp, horrible, mileage 3 Attachment(s)
Replies: 41
Views: 6,425
ricio1991
03-13-2014 Go to last post

How to remove/move battery to trunk GXP/GTP/GT

Started by DirtDog, 12-22-2013
3 Pages •
1 2 3
Replies: 41
Views: 10,051
DirtDog
12-27-2013 Go to last post

Coolant Flush

Started by donjo, 08-02-2015
3 Pages •
1 2 3
2 Attachment(s)
Replies: 41
Views: 10,739
Reptile
08-05-2015 Go to last post

Bad electrical issue? Need help.

Started by SDGTP99, 09-02-2015
3 Pages •
1 2 3
Replies: 41
Views: 6,356
Spawne32
10-07-2015 Go to last post

Bolt on parts for LS4

Started by buckslayer, 03-15-2011
3 Pages •
1 2 3
bolt, ls4, parts
Replies: 40
Views: 5,986
boostedcompg
03-19-2011 Go to last post

The thread that's been beatin' like a dead horse

Started by blueguy, 06-14-2014
3 Pages •
1 2 3
Replies: 40
Views: 4,643
fisher580
06-20-2014 Go to last post

GXP twincharger?

Started by cminke, 11-23-2015
2 Pages •
1 2
Replies: 39
Views: 5,679
SubwayGuy
11-24-2015 Go to last post

2006 GXP spray?

Started by 06grandprixgxp, 09-11-2011
2 Pages •
1 2
2006, couple, gxp, nitrous, questions, spray
Replies: 38
Views: 7,151
GMGUY
11-21-2011 Go to last post

Turbo ls4 tranny problems

Started by Dratts, 10-09-2011
2 Pages •
1 2
ls4, problems, tranny, turbo
Replies: 37
Views: 4,122
darkhorizon
10-16-2011 Go to last post

Stabilitrack

Started by Panther427, 02-10-2009
2 Pages •
1 2
stabilitrack
Replies: 36
Views: 4,137
Panther427
03-13-2009 Go to last post

Charge System Failure problems :(

Started by SDGTP99, 02-03-2015
2 Pages •
1 2
Replies: 36
Views: 7,353
GXPCard
01-17-2016 Go to last post

P0171 Bank 1 Lean

Started by Hurricane87, 02-01-2020
2 Pages •
1 2
borrowed, buy, fuel, knowledge, pressure
Replies: 36
Views: 19,006
wowitsfast
11-26-2020 Go to last post

LS4 EBay/OBX Header Review

Started by DirtDog, 01-07-2015
2 Pages •
1 2
Replies: 35
Views: 10,812
Cocor
10-22-2015 Go to last post

GXP reliability with 80,000 miles?

Started by Gmoney2010, 07-19-2009
2 Pages •
1 2
000, gxp, miles, reliability
Replies: 34
Views: 6,781
FockerNJ
07-30-2009 Go to last post

Good idea to swap 18X7 for 18X8?

Started by VDV18, 08-19-2009
2 Pages •
1 2
18x7, 18x8, good, idea, swap
Replies: 33
Views: 9,131
VDV18
01-19-2010 Go to last post

glasspacks on a GXP

Started by sirricealot, 05-14-2013
2 Pages •
1 2
glasspacks, gxp
Replies: 33
Views: 3,330
sirricealot
05-22-2013 Go to last post

New to me 2008 Grand Prix GXP (LS4) with questions

Started by SgtMarshal, 12-24-2016
2 Pages •
1 2
Replies: 33
Views: 4,238
ItHurtz
01-05-2017 Go to last post

Headers.....but need 30 people

Started by williamGXP, 10-14-2009
2 Pages •
1 2
headersbut, headersneed, people
Replies: 31
Views: 7,510
blueguy
03-24-2011 Go to last post
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