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D&J Precision Machine Brand

61 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.

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D&J Precision | 2007.5-2018 Dodge Ram 6.7L Cummins Stage 4 Performance Reman Head
$9,502.50
$9,502.50
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...
D&J Precision | Billet Air Kill 5 Inch OD Cover
$621.99
$621.99
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...
D&J Precision | Billet Stage 2 5.9L CR Cummins Intake Manifolds
$1,102.48
$1,102.48
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...
D&J Precision | Billet Stage 2 Cummins P-Pump Intake Manifold D&J Precision | Billet Stage 2 Cummins P-Pump Intake Manifold
$1,469.98
$1,469.98
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...
D&J Precision | Dodge Ram 5.9L CR Cummins Tool Steel Wrist Pins
$528.99
$528.99
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...
D&J Precision | Dodge Ram 6.7L Cummins Tool Steel Wrist Pins
$549.99
$549.99
Complete set of (6) 6.7 Cummins Tool Steel Wrist Pins. Specs of 6.7 Cummins Tool Steel Wrist Pins: 3.550″ length 1.575″ Outer Diameter, 0.437″ Wall