Modified | Diesel Place

BoboStockTransStartertune1

1

115

5

160

by tutonepepperoni

2005 OS15228758 CAL15246462 Tow tune w/40HP gain

4

141

Econ / Power Tune v6 + 120 hp

4

142

BoboStockTransStarterTune1

1

47

2

98

2

40

by andrewvega24

2004 LLY mileage plus some zip

4

127

by TRUBBS

1

59

Chevy350 - LLY Tune

3

72

4

104

by Chippy Miller

1

44

by tblu92

2005 LLY V7 Tune +60 HP

2

118

Chevy350-LLY Hot version 2

1

97

Econ/Power Tune +60 hp version 6

4

95

BoboStockTransStarterTune2IdleFix

4

48

by Redbowtiesx2

Econ / Power tune v6 +100 hp

2

87

LLY Open vanes @ Idle

2

60

by duramax outlaw

what do ya think

1

63

Chevy350-LLY Hot version 1

1

77

1

79

BoboStockTransStarterTune2IdleFix

3

55

Econ / Power Tune V6 +60 hp

1

40

BoboStockTransStarterTune2IdleFix

1

37

Economy Tune V4

4

46

by Ted308

OS 15231600 Tow/Economy Kodiak tune

1

51

by kodiak

What stock should be

1

42

by deadsquirrel

2005 LLY OP, 15228758 Cal, 15231599 Egr disabled, and speedo alt for 265/75 R16

1

42

1

117

by wygren

BoboStockTransStarterTune1

1

46

by bobo

1

50

by wygren

1

78

by CHEVY052500HD

LLY DSP MILEAGE TUNE WITH GOOD POWER

1

124

Econ / Power tune v6 +80 hp

1

77

1

39