Modified | Diesel Place

BoboStockTransStartertune1

1

322

5

399

by tutonepepperoni

2005 OS15228758 CAL15246462 Tow tune w/40HP gain

4

448

Econ / Power Tune v6 + 120 hp

4

342

BoboStockTransStarterTune1

1

163

2

223

2

109

by andrewvega24

2004 LLY mileage plus some zip

4

312

by TRUBBS

1

149

Chevy350 - LLY Tune

3

235

4

248

by Chippy Miller

1

101

by tblu92

2005 LLY V7 Tune +60 HP

2

291

Chevy350-LLY Hot version 2

1

243

Econ/Power Tune +60 hp version 6

4

233

BoboStockTransStarterTune2IdleFix

4

162

by Redbowtiesx2

Econ / Power tune v6 +100 hp

2

212

LLY Open vanes @ Idle

2

175

by duramax outlaw

what do ya think

1

198

Chevy350-LLY Hot version 1

1

178

1

225

BoboStockTransStarterTune2IdleFix

3

139

Econ / Power Tune V6 +60 hp

1

102

BoboStockTransStarterTune2IdleFix

1

81

Economy Tune V4

4

145

by Ted308

OS 15231600 Tow/Economy Kodiak tune

1

119

by kodiak

What stock should be

1

131

by deadsquirrel

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

1

158

1

330

by wygren

BoboStockTransStarterTune1

1

97

by bobo

1

133

by wygren

1

183

by CHEVY052500HD

LLY DSP MILEAGE TUNE WITH GOOD POWER

1

330

Econ / Power tune v6 +80 hp

1

185

1

85