From daily drivers to commercial fleets — all under one roof.
We work on diesel and gasoline vehicles, domestic and imports — cars, SUVs, pickup trucks, work trucks, box trucks, commercial and fleet vehicles. Every job starts with an honest diagnosis: we find the real cause first and quote only what you truly need, so you save money and never pay to replace parts that weren't the problem.

Engine & Transmission
- Engine repair & rebuilds
- Transmission service & replacement
- OEM & remanufactured units
- Diesel & gasoline
Honest savings: We pinpoint the exact failure before any teardown — no shotgun replacement. When only an injector or solenoid is at fault, we repair that part instead of swapping the whole assembly, saving you hundreds to thousands. We source quality OEM and remanufactured engines and transmissions, each backed by its supplier's warranty.
Trusted brands

Diagnostics
- Computer & scanner diagnostics
- Check-engine light analysis
- Live-data & sensor testing
- Root-cause diagnosis (not symptom-chasing)
- Plain-language explanation + written estimate
Honest savings: Our diagnostics process finds the true cause first. We scan the codes, verify live data, and isolate the exact component — then explain it in plain language with a written estimate before we touch anything. You only pay to fix what's actually broken, never to guess. A misdiagnosed repair wastes money twice: once for the part you didn't need, and again to fix the real problem. Our testing prevents both.
Trusted brands

Brakes
- Pads, rotors & calipers
- ABS service
- Brake system inspection
Honest savings: We measure pad thickness, rotor runout and fluid condition before recommending parts. Often a caliper service or rotor resurface is all you need — we won't sell you a full replacement you didn't need.
Trusted brands

Suspension & Steering
- Shocks & struts
- Alignment & steering
- Drivability
Honest savings: We road-test and measure before replacing parts, so you fix the one worn component — not the whole assembly. Correct diagnosis means you pay for the fix that actually stops the noise or pull.
Trusted brands

A/C & Heating
- A/C service & recharge
- Heating repair
- Climate control
Honest savings: We pressure-test and leak-check before recharging, so the fix lasts. A blind recharge that leaks out in a week is money wasted — we find the leak so you pay once.
Trusted brands

Electrical Repair
- Wiring & sensors
- Alternators & starters
- Batteries & charging
Honest savings: We trace the fault to a specific wire or sensor instead of swapping the whole module. Replacing a module just to 'see if it fixes it' is the most expensive guess in auto repair — our testing avoids it.
Trusted brands

Cooling Systems
- Radiators & water pumps
- Thermostats
- Coolant flush
Honest savings: A stuck thermostat is often misdiagnosed as a bad water pump. We confirm the real cause before replacing parts, so you never pay to fix the wrong one.
Trusted brands

Preventive Maintenance
- Oil changes & fluids
- Tune-ups
- Scheduled service
Honest savings: Scheduled maintenance catches wear early. A small fluid service now prevents a major rebuild later — the cheapest repair is the one you do before it becomes a breakdown.
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General Repair
- Exhaust & belts
- Hoses & filters
- Sensors & emissions
Honest savings: We inspect related systems and quote only what's needed, with a clear explanation so you decide what to repair. No padded work orders — just the fix your vehicle actually requires.
Trusted brands

Fleet & Commercial
- Box trucks & work trucks
- Commercial vehicles
- Fleet maintenance
Honest savings: Preventive fleet care keeps trucks earning. Scheduled service prevents the breakdowns and downtime that cost far more than the repair itself — every day a truck sits is money lost.
Trusted brands
Looking to build, lift, or upgrade your truck?
Beyond repairs, we handle performance and customization — lift kits, wheels & rims, bumpers, lighting, exhaust, tuning, suspension, and tires. Check out our Performance page to see how we can make your vehicle look and drive the way you want.
Explore Performance upgradesDomestic, import, diesel & gasoline — we work on them all.
From daily drivers to commercial fleets, we service the brands our community drives every day.
Proud to support High Point.
Diesel & Gasoline Performance is rooted in High Point. We give back to the community that supports us — from local schools and sports to the people who keep our city safe.
High Point Police Department
Proud supporters of our local police and their educational programs — backing the officers who keep High Point safe.
High Point Central Men's Soccer
We sponsor the men's soccer team at High Point Central, helping local student-athletes compete and grow.
High Point University
We love HPU and proudly support our local university and the community around it.
Top 10 in High Point
Named a top-10 shop in High Point two years in a row — a recognition we're honored to earn from our community.
Awards & Recognition
Honored by our customers and community for honest diagnosis, quality workmanship, and service you can trust.
Let's get to the root of the problem.
Call us, stop by, or follow the shop online. We proudly serve customers in English and Spanish — Se habla español.
Diesel & Gasoline Performance LLC
Phone
(336) 866-1439Hours
- Monday – Friday7:00 AM – 5:00 PM
- Saturday7:00 AM – 3:00 PM
- SundayClosed








