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Vehicle Info NeededK&NPART NUMBER: 599-21-3101
21-3101 Boost Control Module Chevy Silverado/GMC Sierra 2500 HD/3500 HD 6.6L V8 Diesel +30.6 HP @ 2950 RPM
$42999
Ships on 09/15/2026
Lowest Price GuaranteeGM
- Boost Control Module
- Chevy Silverado/GMC Sierra 2500 HD/3500 HD 6.6L V8 Diesel
- +30.6 HP @ 2950 RPM
This part is not legal for use in California or any state that has adopted California emissions standards.
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
Boost Your Vehicle's Horsepower!
K&N 's plug-and-play Boost Control Modules safely increase manifold pressure levels to provide horsepower and torque gains to accelerate your engine's performance. Each boost module quickly installs and includes an adjustable dial, wiring harness, and hardware.
Features:
- Increases HP and TQ
- Accelerates Engine Performance
- Reads MAP to Prevent Over-Boost
- Easy Plug & Play Installation
Part TypeTurbocharger Boost Control Valve
Product LineK&N Boost Control Modules
BrandK&N
Package Height3.12
Package Width7.75
Package Length9.62
Weight1.29 PG
Weight1.3 lb (0.6 kg)
Part CategoryPerformance Parts
Estimated Horsepower Gain30.6 HP @ 2950 RPM
Part FitmentDirect Fit
Vendor Part Number21-3101
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
