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12V 5.9 Cummins (89-97) Parts
If you have a 12V Cummins engine in your Dodge truck, you’re already familiar with the power and performance it’s capable of delivering. But there’s always a way to get a little bit more from it, which is why Powerhouse Diesel offers a wide selection of 12V Cummins parts to help you fine-tune it and keep it in good health. Whether you’re looking for 12V Cummins upgrades or just what you need for routine maintenance, you can trust our vast range of products to provide you with exactly what you want. Take a look at our 12 valve Cummins performance parts here on this page, then let us know if you have any questions:
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Eaton ELocker4 Differential Dana 70 35 Spline 4.56 & Up Ratio
EatonOriginal price $2,759.00Original price $2,759.00 - Original price $2,759.00Original price $2,759.00Current price $2,593.00$2,593.00 - $2,593.00Current price $2,593.00| /The Eaton ELocker is an electronic, selectable differential designed for drivers that need traction on-demand. At the flip of a dash switch, driver...
View full detailsOriginal price $2,759.00Original price $2,759.00 - Original price $2,759.00Original price $2,759.00Current price $2,593.00$2,593.00 - $2,593.00Current price $2,593.00| /Save 6% Save % -
Eaton ELocker4 Differential Dana 60 Performance 35 Spline 4.56 & Up Ratio
EatonOriginal price $2,190.00Original price $2,190.00 - Original price $2,190.00Original price $2,190.00Current price $2,058.00$2,058.00 - $2,058.00Current price $2,058.00| /The Eaton ELocker is an electronic, selectable differential designed for drivers that need traction on-demand. At the flip of a dash switch, driver...
View full detailsOriginal price $2,190.00Original price $2,190.00 - Original price $2,190.00Original price $2,190.00Current price $2,058.00$2,058.00 - $2,058.00Current price $2,058.00| /Save 6% Save % -
Eaton ELocker4 Differential Dana 60 Performance 35 Spline 4.10 & Down Ratio
EatonOriginal price $2,190.00Original price $2,190.00 - Original price $2,190.00Original price $2,190.00Current price $2,058.00$2,058.00 - $2,058.00Current price $2,058.00| /The Eaton ELocker is an electronic, selectable differential designed for drivers that need traction on-demand. At the flip of a dash switch, driver...
View full detailsOriginal price $2,190.00Original price $2,190.00 - Original price $2,190.00Original price $2,190.00Current price $2,058.00$2,058.00 - $2,058.00Current price $2,058.00| /Save 6% Save % -
Eaton ELocker4 Differential Dana 60 30 Spline 4.56 & Up Ratio
EatonOriginal price $2,455.00Original price $2,455.00 - Original price $2,455.00Original price $2,455.00Current price $2,307.00$2,307.00 - $2,307.00Current price $2,307.00| /The Eaton ELocker is an electronic, selectable differential designed for drivers that need traction on-demand. At the flip of a dash switch, driver...
View full detailsOriginal price $2,455.00Original price $2,455.00 - Original price $2,455.00Original price $2,455.00Current price $2,307.00$2,307.00 - $2,307.00Current price $2,307.00| /Save 6% Save % -
Eaton ELocker4 Differential Dana 60 30 Spline 4.10 & Down Ratio
EatonOriginal price $2,455.00Original price $2,455.00 - Original price $2,455.00Original price $2,455.00Current price $2,307.00$2,307.00 - $2,307.00Current price $2,307.00| /The Eaton ELocker is an electronic, selectable differential designed for drivers that need traction on-demand. At the flip of a dash switch, driver...
View full detailsOriginal price $2,455.00Original price $2,455.00 - Original price $2,455.00Original price $2,455.00Current price $2,307.00$2,307.00 - $2,307.00Current price $2,307.00| /Save 6% Save % -
Eaton ELocker4 Differential Dana 44 Front 30 Spline 3.92 & Up Ratio
EatonOriginal price $2,128.00Original price $2,128.00 - Original price $2,128.00Original price $2,128.00Current price $2,001.00$2,001.00 - $2,001.00Current price $2,001.00| /The Eaton ELocker is an electronic, selectable differential designed for drivers that need traction on-demand. At the flip of a dash switch, driver...
View full detailsOriginal price $2,128.00Original price $2,128.00 - Original price $2,128.00Original price $2,128.00Current price $2,001.00$2,001.00 - $2,001.00Current price $2,001.00| /Save 6% Save % -
Eaton ELocker4 Differential Dana 44 Front 30 Spline 3.73 & Down Ratio
EatonOriginal price $2,168.00Original price $2,168.00 - Original price $2,168.00Original price $2,168.00Current price $2,038.00$2,038.00 - $2,038.00Current price $2,038.00| /The Eaton ELocker is an electronic, selectable differential designed for drivers that need traction on-demand. At the flip of a dash switch, driver...
View full detailsOriginal price $2,168.00Original price $2,168.00 - Original price $2,168.00Original price $2,168.00Current price $2,038.00$2,038.00 - $2,038.00Current price $2,038.00| /Save 6% Save % -
Eaton ELocker Service Kit Dana 60 35 Spline
EatonOriginal price $433.00Original price $433.00 - Original price $433.00Original price $433.00Current price $415.00$415.00 - $415.00Current price $415.00| /Eaton Elocker® Service Kit; Dana 60; 35 Spline; Incl. Side Gear; Pinion Gears; Shims; Pinion Thrust Washers; Pinion Shafts; Shaft Lock Screw;This ...
View full detailsOriginal price $433.00Original price $433.00 - Original price $433.00Original price $433.00Current price $415.00$415.00 - $415.00Current price $415.00| /Save 4% Save % -
Eaton Detroit Truetrac Differential 35 Spline 1.50in Axle Shaft Diameter 4.56 & Up Ratio Dana 60HD
EatonOriginal price $1,880.00Original price $1,880.00 - Original price $1,880.00Original price $1,880.00Current price $1,729.00$1,729.00 - $1,729.00Current price $1,729.00| /The Detroit Truetrac is a helical-gear style, limited-slip differential that maximizes wheel traction and enhances driving characteristics. Mainten...
View full detailsOriginal price $1,880.00Original price $1,880.00 - Original price $1,880.00Original price $1,880.00Current price $1,729.00$1,729.00 - $1,729.00Current price $1,729.00| /Save 8% Save % -
Eaton Detroit Truetrac Differential 35 Spline 1.52in Axle Shaft Dia 3.73 & Down Ratio Rear Dana 80
EatonOriginal price $1,571.00Original price $1,571.00 - Original price $1,571.00Original price $1,571.00Current price $1,445.00$1,445.00 - $1,445.00Current price $1,445.00| /The Detroit Truetrac is a helical-gear style, limited-slip differential that maximizes wheel traction and enhances driving characteristics. Mainten...
View full detailsOriginal price $1,571.00Original price $1,571.00 - Original price $1,571.00Original price $1,571.00Current price $1,445.00$1,445.00 - $1,445.00Current price $1,445.00| /Save 8% Save % -
Eaton Detroit Truetrac Differential 35 Spline 1.50in Axle Shaft Diameter 4.10 & Down Ratio Dana 60HD
EatonOriginal price $1,298.00Original price $1,298.00 - Original price $1,298.00Original price $1,298.00Current price $1,195.00$1,195.00 - $1,195.00Current price $1,195.00| /The Detroit Truetrac is a helical-gear style, limited-slip differential that maximizes wheel traction and enhances driving characteristics. Mainten...
View full detailsOriginal price $1,298.00Original price $1,298.00 - Original price $1,298.00Original price $1,298.00Current price $1,195.00$1,195.00 - $1,195.00Current price $1,195.00| /Save 8% Save % -
Eaton Detroit Truetrac Differential 31 Spline 1.32in Axle Shaft Diameter 2.76-4.56 Ratio
EatonOriginal price $1,232.00Original price $1,232.00 - Original price $1,232.00Original price $1,232.00Current price $1,134.00$1,134.00 - $1,134.00Current price $1,134.00| /The Detroit Truetrac is a helical-gear style, limited-slip differential that maximizes wheel traction and enhances driving characteristics. Mainten...
View full detailsOriginal price $1,232.00Original price $1,232.00 - Original price $1,232.00Original price $1,232.00Current price $1,134.00$1,134.00 - $1,134.00Current price $1,134.00| /Save 8% Save % -
Eaton Detroit Truetrac Differential 35 Spline 1.50in Axle Shaft Dia 4.10 & Up Ratio Rear Dana 80
EatonOriginal price $1,571.00Original price $1,571.00 - Original price $1,571.00Original price $1,571.00Current price $1,445.00$1,445.00 - $1,445.00Current price $1,445.00| /The Detroit Truetrac is a helical-gear style, limited-slip differential that maximizes wheel traction and enhances driving characteristics. Mainten...
View full detailsOriginal price $1,571.00Original price $1,571.00 - Original price $1,571.00Original price $1,571.00Current price $1,445.00$1,445.00 - $1,445.00Current price $1,445.00| /Save 8% Save % -
Eaton Detroit Truetrac Differential 30 Spline 1.31in Axle Shaft Dia 4.56 & Up Ratio Rear Dana 60
EatonOriginal price $1,880.00Original price $1,880.00 - Original price $1,880.00Original price $1,880.00Current price $1,729.00$1,729.00 - $1,729.00Current price $1,729.00| /The Detroit Truetrac is a helical-gear style, limited-slip differential that maximizes wheel traction and enhances driving characteristics. Mainten...
View full detailsOriginal price $1,880.00Original price $1,880.00 - Original price $1,880.00Original price $1,880.00Current price $1,729.00$1,729.00 - $1,729.00Current price $1,729.00| /Save 8% Save % -
Eaton Detroit Truetrac Differential 30 Spline 1.31in Axle Shaft Dia 4.10 & Down Ratio Rear Dana 60
EatonOriginal price $1,880.00Original price $1,880.00 - Original price $1,880.00Original price $1,880.00Current price $1,729.00$1,729.00 - $1,729.00Current price $1,729.00| /The Detroit Truetrac is a helical-gear style, limited-slip differential that maximizes wheel traction and enhances driving characteristics. Mainten...
View full detailsOriginal price $1,880.00Original price $1,880.00 - Original price $1,880.00Original price $1,880.00Current price $1,729.00$1,729.00 - $1,729.00Current price $1,729.00| /Save 8% Save % -
Eaton Detroit Truetrac Differential 30 Spline 1.31in Axle Shaft Dia 3.92 & Up Ratio Front Dana 44
EatonOriginal price $1,063.00Original price $1,063.00 - Original price $1,063.00Original price $1,063.00Current price $978.00$978.00 - $978.00Current price $978.00| /The Detroit Truetrac is a helical-gear style, limited-slip differential that maximizes wheel traction and enhances driving characteristics. Mainten...
View full detailsOriginal price $1,063.00Original price $1,063.00 - Original price $1,063.00Original price $1,063.00Current price $978.00$978.00 - $978.00Current price $978.00| /Save 8% Save % -
Eaton Detroit Truetrac Differential 29 Spline 1.21in Axle Shaft Dia 2.73 & Up Ratio Rear 8.375in
EatonOriginal price $1,402.00Original price $1,402.00 - Original price $1,402.00Original price $1,402.00Current price $1,289.00$1,289.00 - $1,289.00Current price $1,289.00| /The Detroit Truetrac is a helical-gear style, limited-slip differential that maximizes wheel traction and enhances driving characteristics. Mainten...
View full detailsOriginal price $1,402.00Original price $1,402.00 - Original price $1,402.00Original price $1,402.00Current price $1,289.00$1,289.00 - $1,289.00Current price $1,289.00| /Save 8% Save % -
Eaton Detroit Truetrac Diff 30 Spline 1.31in Axle Shaft Dia 3.73 & Down Ratio Front 8.5in/Dana 44
EatonOriginal price $1,063.00Original price $1,063.00 - Original price $1,063.00Original price $1,063.00Current price $978.00$978.00 - $978.00Current price $978.00| /The Detroit Truetrac is a helical-gear style, limited-slip differential that maximizes wheel traction and enhances driving characteristics. Mainten...
View full detailsOriginal price $1,063.00Original price $1,063.00 - Original price $1,063.00Original price $1,063.00Current price $978.00$978.00 - $978.00Current price $978.00| /Save 8% Save % -
Eaton Detroit Locker Differential 35 Spline 1.50in Axle Shaft Diameter 4.56 & Up Ratio Dana 60HD
EatonOriginal price $1,492.00Original price $1,492.00 - Original price $1,492.00Original price $1,492.00Current price $1,372.00$1,372.00 - $1,372.00Current price $1,372.00| /The Detroit Locker is a 100% automatic locking differential that provides ultimate traction for mild to extreme vehicle applications. Its unique, b...
View full detailsOriginal price $1,492.00Original price $1,492.00 - Original price $1,492.00Original price $1,492.00Current price $1,372.00$1,372.00 - $1,372.00Current price $1,372.00| /Save 8% Save % -
Eaton Detroit Locker Differential 35 Spline 1.50in Axle Shaft Diameter 4.10 & Down Ratio Dana 60HD
EatonOriginal price $1,492.00Original price $1,492.00 - Original price $1,492.00Original price $1,492.00Current price $1,372.00$1,372.00 - $1,372.00Current price $1,372.00| /The Detroit Locker is a 100% automatic locking differential that provides ultimate traction for mild to extreme vehicle applications. Its unique, b...
View full detailsOriginal price $1,492.00Original price $1,492.00 - Original price $1,492.00Original price $1,492.00Current price $1,372.00$1,372.00 - $1,372.00Current price $1,372.00| /Save 8% Save % -
Eaton Detroit Locker Differential 32 Spline 1.41in Axle Shaft Dia 4.10 & Down Ratio Rear Dana 70
EatonOriginal price $1,835.00Original price $1,835.00 - Original price $1,835.00Original price $1,835.00Current price $1,688.00$1,688.00 - $1,688.00Current price $1,688.00| /The Detroit Locker is a 100% automatic locking differential that provides ultimate traction for mild to extreme vehicle applications. Its unique, b...
View full detailsOriginal price $1,835.00Original price $1,835.00 - Original price $1,835.00Original price $1,835.00Current price $1,688.00$1,688.00 - $1,688.00Current price $1,688.00| /Save 8% Save % -
Eaton Detroit Locker Differential 31 Spline 1.32in Axle Shaft Diameter 2.76-4.56 Ratio Rear 9.25in
EatonOriginal price $1,724.00Original price $1,724.00 - Original price $1,724.00Original price $1,724.00Current price $1,586.00$1,586.00 - $1,586.00Current price $1,586.00| /The Detroit Locker is a 100% automatic locking differential that provides ultimate traction for mild to extreme vehicle applications. Its unique, b...
View full detailsOriginal price $1,724.00Original price $1,724.00 - Original price $1,724.00Original price $1,724.00Current price $1,586.00$1,586.00 - $1,586.00Current price $1,586.00| /Save 8% Save % -
Eaton Detroit Locker Differential 30 Spline 1.31in Axle Shaft Dia 4.10 & Down Ratio Rear Dana 60/61
EatonOriginal price $1,733.00Original price $1,733.00 - Original price $1,733.00Original price $1,733.00Current price $1,595.00$1,595.00 - $1,595.00Current price $1,595.00| /The Detroit Locker is a 100% automatic locking differential that provides ultimate traction for mild to extreme vehicle applications. Its unique, b...
View full detailsOriginal price $1,733.00Original price $1,733.00 - Original price $1,733.00Original price $1,733.00Current price $1,595.00$1,595.00 - $1,595.00Current price $1,595.00| /Save 8% Save % -
Eaton Detroit Locker Differential 29 Spline 1.21in Axle Shaft Diameter 2.73 & Up Ratio
EatonOriginal price $1,724.00Original price $1,724.00 - Original price $1,724.00Original price $1,724.00Current price $1,586.00$1,586.00 - $1,586.00Current price $1,586.00| /The Detroit Locker is a 100% automatic locking differential that provides ultimate traction for mild to extreme vehicle applications. Its unique, b...
View full detailsOriginal price $1,724.00Original price $1,724.00 - Original price $1,724.00Original price $1,724.00Current price $1,586.00$1,586.00 - $1,586.00Current price $1,586.00| /Save 8% Save %
The Best 12V Cummins Performance Parts for Your Truck
When it comes to getting more out of your engine, having the right parts and products matter a lot. Fortunately, Powerhouse Diesel offers a huge inventory of offerings from many of the top names in the industry. From fuel filters and gaskets to transmissions and turbochargers, we’re your complete source for everything to boost what your engine is capable of delivering. We carry parts from leading brands including industrial injection, Smeding and fleece performance.
But it’s more than our extensive range of products that makes us the best place to shop. We understand that trying to sort through your options can be confusing at times, but our team of qualified experts has all the knowledge and expertise needed to help you narrow down your search. We can point you in the right direction and help you find the product that’s perfect for what you want.
If you want to learn more about all the various 12V Cummins parts and accessories we have to offer, browse through our selection on this page or reach out to speak with an experienced member of our team today.
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