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D&J Precision Machine Brand

56 products

D&J Precision Machine isn’t just a name—it’s a promise. A promise of excellence, a commitment to innovation, and a partnership in performance. Join us as we power forward into the future.

Regular price $13,486.00
Sale price $13,486.00
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Our Stage 4 Cummins Performance Head is designed for the extreme high performance.  Includes everything in our Stage 3 Head, with a D&J Stage 4 Billet Runner style intake manifold. This head ca...
Regular price $857.00
Sale price $857.00
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Billet Air Shut Off Guillotine for sled pulling applications. Dual internal spring design utilizing a 1/4in thick aluminum blade. Includes set screw or weld-on flange and genuine Cummins v-band. In...
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Regular price $1,136.00
Sale price $1,136.00
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Billet Air Shut Off Guillotine with Velocity Stack for sled pulling applications. Dual internal spring design utilizing a 1/4 inch thick aluminum blade. It includes set screw or weld-on flange and ...
Regular price $1,565.00
Sale price $1,565.00
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The Billet Stage 2 Intake Manifold is designed for our Stage 2 cylinder heads. These intakes utilize the stock intake horn locations and fuel setups.  It comes with all the mounting hardware needed...
Regular price $2,087.00
Sale price $2,087.00
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The Billet Stage 2 P-Pump Intake Manifold is designed to fit on our 24v cylinder head. It will clear all P-Pumps and VP-44 injection pumps. It is set-up for a 5.9 intake. There are boost pressure a...
Regular price $701.00
Sale price $701.00
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Unit price
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5.9 Cummins Tool Steel Wrist PinsD&J Precision Machine makes our tool steel wrist pins in our own facility right here in the United States. We source the highest quality materials. We have used...