2025 L5P Tune Exhaust 🔥 Unlock your 2025 L5P’s REAL potential with just a tune and exhaust — no turbo upgrades, no fuel system mods needed. This truck is 100% stock turbo / stock fuel, and the gains are CRAZY. We’re showcasing what proper custom tuning can do using HP Tuners or MPVI4 / RTD4. Better throttle response, stronger mid-range, cleaner shifts, and that signature L5P sound. 💻 Available In-Person or Remote 📦 HP Tuners, MPVI4, and RTD4 supported 📲 Book your tuning or shop online now at
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FacebookJAT Innovations
17 reactions | Would you like +150 more horsepower? How about a daily driving tune that eliminates dead pedal? How about tow tunes that make sure your L5P is operating in safe EGT ranges? If any of these sound good to you, check out our L5P tuning below  2017-2019 L5P 6.6L Duramax tuning: https://hubs.la/Q01pPQSg0 2020-2022 L5P 6.6L Duramax tuning: https://hubs.la/Q01pPQRk0 | Duramaxtuner.com | Facebook
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