Step PPD blog Top 5 Performance Diesel Upgrades

Top 5 Performance Diesel Upgrades

Diesel engines are long lasting and reliable, but there comes a time when owners want to get under the hood and make some upgrades. There are many different ways to boost your power and fuel efficiency. Here are five of the most popular diesel performance upgrades:


The Willys Workshop function of a turbo is to force more air into your engine’s combustion chamber, increasing horsepower and torque by as much as four times. The increased air flow allows the piston to reach higher compression ratios, which in turn produces more power.

Fueling Excellence: The Role of Injectors in Diesel Performance

Camshafts have a major impact on engine performance. They determine how fast your diesel engine can accelerate, which is why engine specialists recommend a cam with asymmetrical profiles for the intake and exhaust lobes. This will create a wider and fatter power band.


A tuner is one of the most common diesel performance upgrades and it’s also probably the best bang for your buck. Depending on the brand and features, a tuner can increase your diesel performance by up to 50hp or more. However, there are some tuners that can void your warranty and can cause the PCM to rat out on you.

To avoid voiding your warranty, use a well-reviewed brand like Spartan, SCT or Banks. Just be sure to follow the manufacturer’s recommendations for installing and using the product. In addition, it’s important to choose a dealer that is mod friendly.

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