Guides
7 Warning Signs Your Turbocharger Is on the Way Out
Whining under boost, oil in the intake tube and a sudden drop in power all point the same direction. Here is how to tell a failing turbo from a boost...
Read More
6.0L Power Stroke: EGR Cooler or Oil Cooler — What Fails First?
On a 6.0L the oil cooler almost always goes before the EGR cooler, and skipping that order is what turns a weekend job into a head-gasket bill. Here is the...
Read More
How to Choose the Right Fuel Injectors for Your Build
Nozzle size, flow rate and how far you plan to push the fuel system all decide which injector set belongs in your truck. A practical guide to matching injectors to...
Read More
CP4 vs CP3: The Injection Pump Guide Every Duramax Owner Needs
A CP4 failure sends metal through the entire fuel system, which is why so many owners convert. What the swap involves, what it costs and when the stock pump is...
Read More
Diesel Oil Change Intervals: What Actually Matters
Towing heavy, idling long hours and short winter trips all shorten the interval far more than mileage does. How to read your own duty cycle and pick a synthetic that...
Read More
5.9L vs 6.7L Cummins: Which Platform Is Right for You?
The 5.9L is the simpler engine to own; the 6.7L makes more power out of the box and carries the emissions hardware to match. An honest comparison for buyers shopping...
Read More
Cold-Weather Diesel Prep: Additives, Glow Plugs and Gelling
Fuel starts to cloud long before it gels, and a weak glow plug circuit turns a cold morning into a no-start. The short checklist that keeps a diesel starting through...
Read More
Rebuild Kit Checklist: What to Have on the Bench Before Teardown
Head studs, gaskets, bearings, seals — and the two or three parts nobody orders until the engine is already apart. Build the list once and the job never stalls halfway…
Read More
Cutting Heavy-Equipment Downtime: Sourcing Parts Faster
On a Caterpillar or Detroit Diesel machine, the wait for parts costs more than the parts. How to spec what you need the first time and keep the right items...
Read More