Shop by Category
| Parley’s Top Selling Products |
| Popular Diesel Performance Upgrades |
Diesel Performance Chips
Can you really get better diesel performance just by adding a “chip” or a “module”? Believe it. Electronic diesel performance technology today can give you huge increases in horsepower and torque combined with increased diesel fuel mileage. We stock a wide selection of diesel performance chips, modules, tuners and programmers. Whether you want to save money on fuel, race your buddies, tow that horse trailer without overheating or having to slog up long grades, take advantage of today’s diesel performance technology and get a diesel performance chip. Click on the Diesel Performance Chips link and find the chip that is right for you!
Diesel Performance Air Intake Systems
Let your diesel engine breathe! If you haven’t done anything to increase airflow to your diesel engine you are making it hard for your diesel to breathe. What’s that you say? You splurged and got the K&N performance drop-in replacement filter? That’s better than nothing, and great if you were in to diesel performance a decade ago, but times have changed and so have Diesel Performance Air Intake systems. If you are looking to seriously Increase Horsepower, Performance and Dramatically Lower Diesel Exhaust Temperatures, and extend diesel engine life then click on the link to the intakes page and start shopping!
Diesel Performance Exhaust Systems
Are you looking to run your diesel with more horsepower safely? Looking for a meaner, throatier sound for your turbo diesel? Looking for an effective way to reduce your Exhaust Gas Temperatures? Looking to avoid melting anything important when you run that new tune? The answer is an upgraded diesel performance exhaust system. To find what you’re looking for, click on the link above to see which performance exhaust system is right for you!
Diesel Performance Gauges
The more you know about how your diesel is performing, the better you will know how to safely run your diesel with more power. Parley’s Diesel Performance offers a wide variety of instrumentation to help you monitor your diesel’s vitals. We carry gauges, gauge accessories, gauge pods and monitor mounts for every type of instrumentation on the market today. If you want to monitor boost PSI, transmission temperatures, engine temperatures, or any other statistic, we’ve got the tools you need to keep your diesel operating safely.
Diesel Performance Fueling Upgrades
With the many changes and improvements to diesel fueling systems and components over the past ten to fifteen years, the opportunities to upgrade your diesel’s performance with cleaner, better and more constant fuel flow gives true diesel enthusiasts lots to smile about.
Parleys Diesel carries a full line of performance diesel lift pumps, fuel preporators, diesel injection pumps, diesel injectors and diesel injection nozzles for all your fueling needs. We also carry fuel plates and governor springs for Dodge Ram trucks with the 12 Valve mechanical Cummins engine. Now you can adjust your fueling to make the power you want for your specific application and need.
Diesel Performance DPF Delete & EGR Delete
If you are looking for DPF Delete and EGR Delete kits or parts, look no further than Parleys Diesel! We carry diesel tuners, modules, and programmers that will allow you to remove your particulate filter and EGR without trouble code worries. We also carry a full line of DPF-Delete exhaust components and diesel exhaust systems that will allow you to turn your DPF-equipped street truck into an off-road racing beast. If you want a diesel that can start out street legal, be converted to an off-road racer, and can be changed back again, Parleys Diesel Performance offers tuners and DPF-Delete race pipes that will allow you to have your cake and eat it too! Stick with Parleys Diesel for all your DPF and EGR Delete needs.














