Lifted Shelby F-250 parked outside All In Automotive and Diesel in Las Cruces

LAS CRUCES, NEW MEXICO

Duramax Diesel Performance &
General Automotive and Diesel Specialists

GM certified technicians handling full service diesel repair, engine builds, diagnostics and custom performance — from daily drivers to heavy duty trucks.

5 Star Business
Mon–Fri 8a–5p · Sat 8a–2p

Get a free quote

Fast callbacks during shop hours. No pressure, straight answers.

Or call 575-640-1290

GM Certified Technicians
5★ RATED 
Full Machine Shop
Fast Turnaround

WHAT WE DO

Our services

Honest service, fair prices and precision workmanship using high-quality parts and modern diagnostic tools.

Duramax Diesel & Performance

Tuning, upgrades and power builds dialed in for New Mexico roads and towing loads.

Engine Builds & Rebuilds

Full machine shop work, complete engine builds and precision assembly done right.

Repair & Maintenance

Oil changes, brakes, cooling, suspension and everything that keeps you moving.

Advanced Diagnostics

Modern scan tools and GM certified know-how to find the real problem the first time.

Heavy Duty Diesel Trucks

Work trucks, duallys and haulers serviced with heavy duty parts and workmanship.

Complete Vehicle Service

Daily drivers to classics — inspections, fluids, tires and full-service care.

Freshly refinished classic car after professional paint and body work
White GMC Denali HD truck with a flawless factory-quality finish outside the shop

FLAWLESS FINISHES

Paint & body work

As paint match specialists, we restore damaged panels and complete refinishing work with factory-quality color matching and professional prep. From a single scratch or dent to a full respray on a classic, every job is finished to the same standard — smooth, seamless and built to last.

  • Precision paint matching
  • Collision & dent repair
  • Panel replacement & refinishing
  • Complete restorations

FOR BUSINESSES

Fleet services

Keep your fleet running smoothly with reliable automotive and diesel service. We provide routine maintenance, diagnostics, repairs, and preventative service to help minimize downtime and keep your vehicles on the road. Las Cruces businesses trust us to keep their fleets on the road.

  • Routine fleet maintenance
  • Advanced diagnostics
  • Repairs & downtime recovery
  • Preventative service schedules
Commercial van with custom vinyl wrap work done by All In Automotive and Diesel
Fleet service van outside the All In Automotive and Diesel shop
Black lifted GMC Denali dually truck built and serviced by All In Automotive and Diesel
Duramax diesel engine with a high-performance performance intake installed

DURAMAX SPECIALISTS

Duramax Diesel Specialist

From high performance builds to general repair, our Duramax specialists bring the diagnostic skills and deep diesel knowledge it takes to solve even the most complex problems — the first time.

  • High performance builds
  • General diesel repair
  • Advanced diagnostics
  • Complex problem solving

OUR PARTS & PERFORMANCE PARTNERS

Trusted Dealers

We build with parts and products from the industry's most respected names, so every job leaves the shop with proven quality behind it.

Logos of trusted diesel performance dealers and brands including HP Tuners, KC Turbos, Summit, Wehrli Custom Fabrication and DmaxStore

SCHEDULE YOUR VISIT

Book an appointment

Pick the day that works for you and tell us what the vehicle needs. Your request goes straight to the shop and we'll call you back to lock in the time.

September 2026
SMTWTFS

Closed Sundays. Mon–Fri 8a–5p · Sat 8a–2p. We'll call to confirm your exact time.

Select a day on the calendar

IN THE SHOP

Gallery

Blacked out lowered Chevy C10 stepside outside the shop
Clean detailed engine bay with Edelbrock air cleaner
Shelby Ford F-250 lifted truck at All In Automotive and Diesel
Technician working on a stripped truck chassis in the shop bay
Gold classic Corvette convertible inside the service bay
Red lifted OBS Ford F-150 with AIAID wrap outside the shop
Front view of a black square body Chevy pickup
Ford Super Duty with lights on at the shop at night

CUSTOMER FEEDBACK

Reviews

5.0

“Took my Duramax in for a tune and injector work. Honest pricing, kept me updated, and the truck pulls harder than it ever has.”
Marcus R.
“They diagnosed an issue two other shops missed. Fair price, fast turnaround, and they actually explained what was wrong.”
Alyssa T.
“Engine build came out perfect. You can tell these guys care about the work leaving their shop. Only place I'll take my trucks.”
Danny G.
All In Automotive technician working under the hood

Ready to get it fixed right?

Whether you're after more power, better efficiency or dependable repairs, our team is ready. Call now or stop by the shop in Las Cruces.

518 N 17th St, Las Cruces, NM

Mon–Fri 8:00a – 5:00p · Sat 8:00a – 2:00p

Closed Sundays