Performance Diesel and Gas

06/02/2026

Ever heard of the dreaded "diesel glitter"? ✨ It’s the last thing you ever want your technician to find in your fuel system.

If you drive a modern diesel equipped with a Bosch CP4 high-pressure fuel pump, a hidden design vulnerability could be putting your entire engine at risk. From low-lubricity ULSD fuel to internal roller rotation, CP4 pumps are highly sensitive—and when they fail, they take the entire fuel system down with them.

Don't wait for a $10,000+ repair bill to catch you by surprise. Head over to our latest blog post where we unpack exactly how these pumps operate, why they fail so destructively, and how to spot the warning signs.

👉 Click the link to read the full breakdown: https://shorturl.at/cR0GE

For modern diesel truck owners, few phrases strike fear into the heart quite like "catastrophic fuel system failure." If you drive a newer diesel truck or SUV, a highly sophisticated piece of machinery called the Bosch CP4 high-pressure fuel pump is likely the beating heart of your engine’s fuel s...

05/13/2026

Precision You Can Count On.

Your business relies on your engines running at peak performance. That’s why Superior Diesel Companies is proud to be a Bosch Authorized Diesel Service provider.

From diagnostics to complete fuel system overhauls, we use genuine Bosch parts and state-of-the-art testing equipment to ensure your vehicle gets back on the road and stays there.

Trust the experts. Trust Superior Diesel. 🚛💨

01/20/2026

Minimize Your Downtime. Maximize Your Profits. 🚛💼

Are unexpected breakdowns grinding your business to a halt? At Performance Diesel & Gas, we know that if your wheels aren't turning, you aren't earning.

We specialize in high-efficiency fleet maintenance for both diesel and gasoline vehicles. From routine maintenance to complex engine diagnostics, our experts ensure your fleet stays operational and moves your business forward.

Why trust Performance Diesel & Gas?
✅ Over 50 Years of Experience
✅ Specialists in Diesel Cars & Trucks
✅ DOT & Safety Inspections
✅ Exclusive Fleet Discounts on Parts & Labor

Don't wait for a breakdown to call us. Let’s keep your fleet moving!

📍 428 54th St SW, Grand Rapids, MI
📞 (616) 531-7420 | PerformanceGR.com

11/27/2024

We will be closed Thursday November 28th & Friday November 29th so that our employees may enjoy the holiday with their families. We apologize for any inconvenience and with you a Happy Thanksgiving!

04/08/2024

Is your engine running rough? It might be time for Gas Injector Testing at Superior Diesel Companies! ⚙️🔧 Our state-of-the-art testing equipment ensures that your injectors are performing at their best, maximizing fuel efficiency.

Don't let dirty injectors slow you down – schedule your testing today and get back on the road with confidence!

04/02/2024

Important Father/Son lesson. We don't make the rules. We just BOOST it for you!

03/31/2024

🐰🌷 Hoppy Easter from Superior Diesel Companies! 🌟🐣 Ready to give your ride an egg-stra boost? 🚗💨 Some bunny (or car) needs a turbocharger! 🐰🏁

Don't miss out on our egg-citing deals – rev up your engine with us today! 🥚🔧 🚀🐇

03/27/2024

Trust the power of Holset Turbochargers – the ultimate choice for diesel performance. At Superior Diesel Companies, we're committed to delivering top-quality products that keep your engine running strong. Upgrade to Holset and experience the difference today!

03/20/2024

Why choose remanufactured diesel parts? It's simple – they offer top-notch performance at a fraction of the cost!

With refurbished components that meet or exceed OEM standards, remanufactured parts deliver reliable power while also reducing waste and supporting sustainability. Upgrade your engine with confidence and save big – choose remanufactured today!

03/14/2024

Happy !