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Looking for quality performance parts at a fair price? We specialize in innovative diesel products for Dodge Cummins engines. From turbo kits, to intake plates, to conversion kits, we've shopped for the best values and/or fabricate our products here in the U.S.A. Whether for your daily driver, towing, or racing, check out what we have to offer, and check back for more offerings on the way. FREE SHIPPING to the lower 48 states/continental U.S. ONLY on orders over $100. Enter coupon code: FREESHIP in COUPON field at checkout, and hit APPLY. Sorry, no free shipping outside of US.


Common Rail 24 Valve Billet Freeze Plug Kit fits Cummins 5.9L & 6.7L Common Rail 24 Valve Billet Freeze Plug Kit fits Cummins 5.9L & 6.7L

Fits 1989 to 2002 Cummins 5.9L engine blocks. Kit includes 3 billet side freeze plugs, 1 rear freeze plug featuring 1/2″ npt port supplied with brass block off plug, and 1 front freeze plug.

Our Price: $169.75
Quadzilla Power iQuad Module For Adrenaline 98.5-12 Quadzilla Power iQuad Module For Adrenaline 98.5-12

The iQuad was designed to be used specifically with Quadzilla Adrenaline Performance Modules. iQuad gives you all of the features previously only available with proprietary displays.

Our Price: $199.99
Crazy Carls P-Pump Conversion Kit Crazy Carls P-Pump Conversion Kit

One of the most complete kits available at the best price on the net! All the components needed to install a P7100 on a 98-02 24 valve Dodge Cummins engine, includes the original Crazy Carl's APPS throttle linkage kit and optional 24P Tunnel Ram intake plate. Choose from high end aftermarket parts or original Cummins parts.

Our Price: $1,595.00
Crazy Carls Exhaust Manifold Studs and Nuts Crazy Carls Exhaust Manifold Studs and Nuts

Use these studs instead of bolts on your aftermarket exhaust manifold. We paired 12 steel alloy studs with 12 stainless steel nuts to prevent galling.

Our Price: $48.00
12 Valve & 24 Valve Billet Freeze Plug Kit fits 1989 to 2002 Cummins 5.9L 12 Valve & 24 Valve Billet Freeze Plug Kit fits 1989 to 2002 Cummins 5.9L

Fits 1989 to 2002 Cummins 5.9L engine blocks. Kit includes 3 billet side freeze plugs, 1 rear freeze plug featuring 1/2″ npt port supplied with brass block off plug, and 1 front freeze plug.

Our Price: $165.75
Crazy Carls "Twin" Turbo PIPING KIT Crazy Carls "Twin" Turbo PIPING KIT

One of the most complete, quality twin piping kits on the market at the best price. Made with quality 409 stainless steel piping, Tig Welded, powdercoating included. (See also our 2/3rds kits, and our Complete Kit which offers both turbos at deep discounts!)

Our Price: $1,395.00