Big Block MOPAR – Twin Charger Kit


The ultimate in power adders! Why two you say? Besides the obvious wow factor, this combo has the capabilities of supporting 1200+hp! Twin TorqStorm® Supercharger kit will mount a pair of TorqStorm® Superchargers to your BBM. This kit is available in two different configurations – one with top-shelf accessories and the other minus accessories. See below.

SKU: ARP-K-DG-RB2X Category:


This kit includes 2 Superchargers, 2 BOV’s and bung’s, 2 air filters, all necessary brackets, pulleys, belts and hardware for a complete installation of Supercharger to your engine.

ARP-K-DG-RB2X and ARP-K-DG-B2X – Big Block Mopar TorqStorm Twin Kit also includes the above plus one Sanden SD-7 AC compressor, Type 2 power steering pump and Powermaster 165 amp Alternator. **Water pump and balancer not included.

ARP-K-DG-RB2XR and ARP-K-DG-B2XR – Twin kit without accessories is our 2XR race version with independent drive systems for each Supercharger.

ARP-K-DG-RB2XRA – Twin kit, dual belt with alternator and power steering no AC


Additional components needed to complete the installation in your vehicle. Such as a blow through carburetor or proper TB injection system, electronic fuel pump capable of supporting the proper fuel pressure, fuel pressure regulator with 1:1 boost reference. An ignition system that is capable of pulling timing under boost, such as the MSD BTM 6462. Premium fuel is required when adding boost to your vehicle.

  • Carb hat options are available on the website. Not included in twin kits.
  • Intercooling is suggested on all non-carbureted applications. A bung is included for water meth injection.
  • If running a carburetor, a blow-thru carburetor is required. NOTE: BOV and BOV bung’s included, Customer to provide and finish plumbing on their own.

Shipping in the 48 Contiguous States (Alaska, Hawaii & international, please contact us for a shipping quote)

Average lead times are typically 4 weeks for standard finish. Up to an additional 2 weeks for black anodized kits.

Important! Be sure to add your phone number in the “notes section” on the PayPal check out page in case we have any questions pertaining to your order. Thank you

This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles and Racing Use Only Vehicles.

The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:

  • 1965 and older U.S. manufactured California Certified vehicles
  • 1967 and older U.S. manufactured Federally Certified vehicles
  • 1967 and older Foreign manufactured vehicle

The following vehicles are considered Racing Use Only Vehicles:

  • Racing Use Only Vehicles are vehicles that are used exclusively for competition and that are not registered and that may never be used on the street

WARNING: It is against the law to install this part on an Emissions Controlled Vehicle

The following vehicles are considered Emissions Controlled Vehicles:

  • 1966 and newer U.S. manufactured California Certified vehicles
  • 1968 and newer U.S. manufactured Federally Certified vehicles
  • 1968 and newer Foreign manufactured vehicle

*** If you cancel your order, the Paypal transaction fee will not be refunded to you. Paypal deducts this fee from us.

*** Be sure this kit fits your application! If you have any questions feel free to Contact us

Additional information

Engine Type

B Engine, RB Engine

Kit Accessories

2XRA Dual Belt, With Accessories, Without Accessories

Finish Choice

Natural Billet, Black

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