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BoboStockTransStartertune1
bobo
Feb 25, 2007
1
682
Apr 21, 2019
by
tfitzhugh93
2004
Max Power
Mar 22, 2006
5
742
Nov 18, 2016
by
tutonepepperoni
2005 OS15228758 CAL15246462 Tow tune w/40HP gain
chloeourdog
Jun 21, 2007
4
946
Apr 21, 2014
by
exiraauto
Econ / Power Tune v6 + 120 hp
cit1991
Jun 30, 2006
4
752
Dec 18, 2013
by
rhoads36
BoboStockTransStarterTune1
bobo
Feb 25, 2007
1
335
Nov 24, 2013
by
chriss8935
2005
cit1991
Mar 25, 2006
2
574
Feb 21, 2013
by
rhoads36
2004
a78turbo
Mar 29, 2006
2
251
Sep 16, 2012
by
andrewvega24
2004 LLY mileage plus some zip
lakingslayer
Jul 12, 2007
4
648
Aug 24, 2012
by
TRUBBS
O
2005
Oily
Mar 23, 2006
1
346
May 10, 2012
by
jchristian
Chevy350 - LLY Tune
drmatt
Sep 26, 2007
3
571
May 4, 2012
by
jchristian
2004 hot??
a78turbo
Apr 28, 2006
4
533
Apr 24, 2011
by
Chippy Miller
2005
cit1991
Mar 25, 2006
1
202
Jan 16, 2011
by
tblu92
2005 LLY V7 Tune +60 HP
cit1991
Aug 26, 2006
2
671
Jan 7, 2011
by
gnielsen61
Chevy350-LLY Hot version 2
bobo
Oct 1, 2007
1
496
Aug 29, 2010
by
kalmbach
Econ/Power Tune +60 hp version 6
cit1991
Jun 12, 2006
4
488
Mar 30, 2010
by
1hotmax
BoboStockTransStarterTune2IdleFix
bobo
Feb 27, 2007
4
328
Dec 23, 2009
by
Redbowtiesx2
Econ / Power tune v6 +100 hp
cit1991
Jun 30, 2006
2
625
Nov 12, 2009
by
MEANMAX
LLY Open vanes @ Idle
Cougar281
Feb 2, 2008
2
410
Sep 29, 2009
by
duramax outlaw
what do ya think
mrdrdiesel
Apr 13, 2020
1
326
Sep 16, 2009
by
mrdrdiesel
Chevy350-LLY Hot version 1
bobo
Sep 30, 2007
1
396
May 28, 2009
by
JShe8918
smoke lope
b_r_a_d_79
Mar 28, 2009
1
593
May 28, 2009
by
JShe8918
BoboStockTransStarterTune2IdleFix
bobo
Feb 27, 2007
3
316
Mar 3, 2009
by
02chevmax
Econ / Power Tune V6 +60 hp
cit1991
Jun 30, 2006
1
262
Jan 26, 2009
by
petestoy
BoboStockTransStarterTune2IdleFix
bobo
Feb 27, 2007
1
192
Nov 30, 2008
by
duramax28
Economy Tune V4
cit1991
May 12, 2006
4
302
Mar 28, 2008
by
Ted308
OS 15231600 Tow/Economy Kodiak tune
kodiak
Apr 13, 2020
1
234
Mar 15, 2008
by
kodiak
D
What stock should be
deadsquirrel
Apr 13, 2020
1
238
Jan 15, 2008
by
deadsquirrel
2005 LLY OP, 15228758 Cal, 15231599 Egr disabled, and speedo alt for 265/75 R16
banshee1973
Apr 13, 2020
1
326
Jun 5, 2007
by
banshee1973
DSP5 BASE
wygren
Apr 13, 2020
1
749
Apr 27, 2007
by
wygren
BoboStockTransStarterTune1
bobo
Apr 13, 2020
1
201
Feb 25, 2007
by
bobo
tow
wygren
Apr 13, 2020
1
237
Dec 16, 2006
by
wygren
C
Tow Tune
CHEVY052500HD
Apr 13, 2020
1
358
Nov 29, 2006
by
CHEVY052500HD
A
LLY DSP MILEAGE TUNE WITH GOOD POWER
ARICO100
Aug 27, 2006
1
681
Nov 6, 2006
by
banshee1973
Econ / Power tune v6 +80 hp
cit1991
Jun 30, 2006
1
371
Oct 4, 2006
by
sideswiper
0
2004
02gmcwaldoch
Apr 12, 2006
1
314
Sep 14, 2006
by
Brayden
1
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Modified
These are custom tunes. A custom tune is any tune that has one or more fields changed from stock factory programming.
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