2025-2026 Duramax Banks Ram-Air Air Intake System (42297)
Built new for the 2025 Duramax L5P platform, this Ram-Air intake works around the factory crankcase ventilation monitoring while delivering a 58% a...
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Product Description
Built new for the 2025 Duramax L5P platform, this Ram-Air intake works around the factory crankcase ventilation monitoring while delivering a 58% air mass flow gain over stock. The enclosed airbox blocks hot underhood air and connects to the OEM hood and forward ram air scoops, and an additional side inlet opens to the wheel well for extra fresh air and a stronger induction sound.
Part Number: 42297 / 42297-D
Fits: 2025 GMC/Chevrolet 2500/3500 L5P 6.6L Duramax
- 58% air mass flow gain over stock
- Enclosed housing keeps out hot, power-robbing engine air
- Unique EPDM elbow with bellows for engine movement
- Additional side inlet opens to the wheel well for fresh air
- Includes patented Air Mass Control Module; 5-year limited warranty
Couldn't load pickup availability
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