Search "
" across the entire site
Search "
" in this forum
Advanced Search
Cancel
Login / Join
What's New
Forum Listing
Showcase
Gallery
Advanced Search
Members
FAQ
Dark Mode
Menu
Log in
Register
Home
Forums
Forum Information
Resources
DieselPlace Library links
Tune Library
LLY ECM Tunes
Modified
Follow Forum
Start Discussion
JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding.
Filters
Show:
Loading…
1
2
Next
1 of 2
Go to page
Go
Last
BoboStockTransStartertune1
bobo
Feb 25, 2007
1
439
Apr 21, 2019
by
tfitzhugh93
2004
Max Power
Mar 22, 2006
5
491
Nov 18, 2016
by
tutonepepperoni
2005 OS15228758 CAL15246462 Tow tune w/40HP gain
chloeourdog
Jun 21, 2007
4
631
Apr 21, 2014
by
exiraauto
Econ / Power Tune v6 + 120 hp
cit1991
Jun 30, 2006
4
504
Dec 18, 2013
by
rhoads36
BoboStockTransStarterTune1
bobo
Feb 25, 2007
1
216
Nov 24, 2013
by
chriss8935
2005
cit1991
Mar 25, 2006
2
273
Feb 21, 2013
by
rhoads36
2004
a78turbo
Mar 29, 2006
2
148
Sep 16, 2012
by
andrewvega24
2004 LLY mileage plus some zip
lakingslayer
Jul 12, 2007
4
445
Aug 24, 2012
by
TRUBBS
O
2005
Oily
Mar 23, 2006
1
198
May 10, 2012
by
jchristian
Chevy350 - LLY Tune
drmatt
Sep 26, 2007
3
323
May 4, 2012
by
jchristian
2004 hot??
a78turbo
Apr 28, 2006
4
318
Apr 24, 2011
by
Chippy Miller
2005
cit1991
Mar 25, 2006
1
129
Jan 16, 2011
by
tblu92
2005 LLY V7 Tune +60 HP
cit1991
Aug 26, 2006
2
435
Jan 7, 2011
by
gnielsen61
Chevy350-LLY Hot version 2
bobo
Oct 1, 2007
1
318
Aug 29, 2010
by
kalmbach
Econ/Power Tune +60 hp version 6
cit1991
Jun 12, 2006
4
338
Mar 30, 2010
by
1hotmax
BoboStockTransStarterTune2IdleFix
bobo
Feb 27, 2007
4
214
Dec 23, 2009
by
Redbowtiesx2
Econ / Power tune v6 +100 hp
cit1991
Jun 30, 2006
2
290
Nov 12, 2009
by
MEANMAX
LLY Open vanes @ Idle
Cougar281
Feb 2, 2008
2
256
Sep 29, 2009
by
duramax outlaw
what do ya think
mrdrdiesel
Apr 13, 2020
1
241
Sep 16, 2009
by
mrdrdiesel
Chevy350-LLY Hot version 1
bobo
Sep 30, 2007
1
247
May 28, 2009
by
JShe8918
smoke lope
b_r_a_d_79
Mar 28, 2009
1
333
May 28, 2009
by
JShe8918
BoboStockTransStarterTune2IdleFix
bobo
Feb 27, 2007
3
189
Mar 3, 2009
by
02chevmax
Econ / Power Tune V6 +60 hp
cit1991
Jun 30, 2006
1
163
Jan 26, 2009
by
petestoy
BoboStockTransStarterTune2IdleFix
bobo
Feb 27, 2007
1
99
Nov 30, 2008
by
duramax28
Economy Tune V4
cit1991
May 12, 2006
4
232
Mar 28, 2008
by
Ted308
OS 15231600 Tow/Economy Kodiak tune
kodiak
Apr 13, 2020
1
163
Mar 15, 2008
by
kodiak
D
What stock should be
deadsquirrel
Apr 13, 2020
1
165
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
214
Jun 5, 2007
by
banshee1973
DSP5 BASE
wygren
Apr 13, 2020
1
514
Apr 27, 2007
by
wygren
BoboStockTransStarterTune1
bobo
Apr 13, 2020
1
131
Feb 25, 2007
by
bobo
tow
wygren
Apr 13, 2020
1
162
Dec 16, 2006
by
wygren
C
Tow Tune
CHEVY052500HD
Apr 13, 2020
1
234
Nov 29, 2006
by
CHEVY052500HD
A
LLY DSP MILEAGE TUNE WITH GOOD POWER
ARICO100
Aug 27, 2006
1
488
Nov 6, 2006
by
banshee1973
Econ / Power tune v6 +80 hp
cit1991
Jun 30, 2006
1
262
Oct 4, 2006
by
sideswiper
0
2004
02gmcwaldoch
Apr 12, 2006
1
128
Sep 14, 2006
by
Brayden
1
2
Next
1 of 2
Go to page
Go
Last
Join the discussion
Continue with Facebook
Continue with Google
or
sign up with email
Modified
These are custom tunes. A custom tune is any tune that has one or more fields changed from stock factory programming.
119
posts
11.1K
views
Join Community
Forum Staff
View All
garrett41
Super Moderator
D.Camilleri
Super Moderator
BrennanK
Super Moderator
Join now to ask and comment!
Continue with Facebook
Continue with Google
or
sign up with email
Home
Forums
Forum Information
Resources
DieselPlace Library links
Tune Library
LLY ECM Tunes
Top