For some reason, GM is replacing the LM2 3.0L Duramax with a newer version. What could they be up to? We'll find out soon!

The WeatherTech DigitalFit mats are made from a surprisingly rigid thermoplastic, while Husky’s floor mats can be had as a tough rubberized thermoplastic with the WeatherBeaters or a more pliable elastomeric rubbe

You thought they were playing? Nope. A North Carolina man is facing prison for tampering with emissions trucks for years.

Considering a diesel engine swap?

There are plenty of options, and one we came across is the Kubota V2203DI.

Never heard of it?

Well, read how these guys did it, and decide for yourself if it's for you.

Thinking about doing a Cummins conversion on your Super Duty?

Jeremy Schmidt documents almost every single step to building the ultimate truck.

California will be looking for custom tunes in the ECU during biannual smog checks.

This will be problematic for many car enthusiasts. This is a workaround.

If your CP4 has failed and you've had it repaired or replaced, you may be eligible for reimbursement. Check out the reimbursement form here