503 Diesel Performance specializes in diesel upgrades and performance. We do everything from diagnostics to engine and transmission rebuilds. Whatever your needs are, let the experienced technical crew at 503 Diesel Performance take care of you. ​​





Are you looking for new wheels or tires? Maybe both? Let 503 Diesel show you our wide selection of wheels and tires available to order! Great pricing and quality products!

We can also order and install suspension lifts for your vehicle! Call us now with your order and get the best product and service available.




Let the Experienced technicians at 503 Diesel Performance take care of your tuning needs. With our diagnostics scanner, we are able to scan your codes and fix your issues so that you are back on the road in no time! We can tune up your engine or replace your brakes at minmal cost with premium satisfaction!