GMC Canyon Tuning Data

Gains across the GMC Canyon range

• +20 to +29 BHPacross 7 engines with recorded figures
• +29 BHPis the largest gain in the range — 2.8 Duramax 181hp (+40 Nm)
• 38%of the 9,842 engines we hold gain data for see a smaller increase than that

Comparisons are calculated from our own recorded Stage 1 figures.