2023 Duramax Banks Derringer High Output Tuner W/ iDash Pro (67107)

The Derringer High Output for the 2023 L5P Duramax wakes up your Chevy/GMC 2500/3500 HD from 419 hp and 835 lb-ft to a real 523 hp and 1,039 lb-ft — that's +117 hp and +225 lb-ft on tap, spread across six on-the-fly power levels controlled from the included iDash Pro. Plug it into the OBD-II port with no ECM reflash and no warranty trace.

Part Number: 67107

Fits: 2023 Chevrolet Silverado 2500HD/3500HD / GMC Sierra 2500HD/3500HD, 6.6L L5P Duramax

• +117 hp / +225 lb-ft peak gains over stock
• Six on-the-fly power levels, ~23 hp per level
• Includes iDash Pro 5" Powertrain Information Center with Bluetooth app
• AutoRate dynamic tuning; ActiveSafety and TransCommand protection
• Warranty-friendly, 50-state compliant