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2011-2016 GM 6.6L LML Duramax | Engine Tuning by PPEI

PP-LML-ET
PPEI's LML tuning provides 150+ HP gains over stock, towing effortlessly, and increases acceleration drastically. Tuning engineered for optimal efficiency.

Level 1: +30 HP
Level 2: +60 HP
Level 3: +100 HP
Level 4: +120 HP
Level 5: +150 HP
Pricing: $312.99

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- Add Allison Transmission Tuning? -
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- EFI Live Autocal V3 -
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- Emissions Verification -
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