What We Do

Our Services

From diesel swaps to full custom builds — we do it all right here in Kingsland, Texas. Every job is handled with the same attention to detail, whether it's a repair or a ground-up build.

Duramax diesel engine swap build in progress at Hot Street Diesel Performance, Kingsland TX

Diesel Engine Swaps

We specialize in swapping modern diesel engines — Cummins, Duramax, Powerstroke, and more — into classic cars and trucks. Get the torque and reliability of a modern diesel in the body of a classic.

What's Included

  • Cummins, Duramax & Powerstroke swaps
  • Full wiring harness integration
  • Custom motor mounts and crossmembers
  • Transmission matching and adapters
  • Cooling system upgrades
  • Exhaust fabrication
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Classic vehicle resto mod build with diesel swap at Hot Street Diesel Performance, Kingsland TX

Resto Mods

A resto mod is the best of both worlds — classic style with modern performance and reliability. We rebuild your vehicle from the frame up, upgrading every system while keeping the soul of the original.

What's Included

  • Frame-off full restorations
  • Modern suspension and brakes
  • Custom interior builds
  • Electrical system upgrades
  • Air conditioning and heat
  • Paint and body coordination
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Custom firewall and transmission tunnel fabrication at Hot Street Diesel Performance shop in Kingsland, Texas

Custom Fabrication

Our fab shop can build anything you need. From one-off brackets to full chassis work, we use TIG and MIG welding, plasma cutting, and precision bending to create parts that fit perfectly and last forever.

What's Included

  • Custom chassis and subframes
  • Roll cages and safety bars
  • Exhaust systems and headers
  • Fuel tank fabrication
  • Specialty brackets and mounts
  • Stainless, steel & aluminum work
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High-performance Duramax diesel engine build with PPE and DHD upgrades at Hot Street Diesel Performance

Diesel Repair & Performance

From routine maintenance to full performance builds, we keep your diesel running right. Diagnostics, injector work, turbo upgrades, tuning, and more — all done by technicians who live and breathe diesel.

What's Included

  • Diesel diagnostics and repair
  • Injector cleaning and replacement
  • Turbocharger upgrades
  • Performance tuning and ECM work
  • Lift pump and fuel system upgrades
  • EGR and DPF solutions
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Recent Work

Our Builds

Performance Duramax Build
Performance Duramax Build
MPD Intake & Turbo Piping
MPD Intake & Turbo Piping
COE Cab Diesel Rebuild
COE Cab Diesel Rebuild
Allison Transmission Swap
Allison Transmission Swap
Rolling Chassis Build
Rolling Chassis Build
Custom Firewall & Tunnel Fab
Custom Firewall & Tunnel Fab

Ready to Talk About Your Build?

You know what you want. We know how to build it. Let's get to work.

Hot Street Diesel Performance — Kingsland, TX

Diesel engine swaps, resto mods, custom fabrication, and performance builds for classic cars and trucks. Built right in the Texas Hill Country.

Contact Us

325-388-3575
Mon–Fri: 8am – 5pm
Sat: By Appointment
© 2026 Hot Street Diesel Performance. All rights reserved. Kingsland, TX · 325-388-3575Diesel Engine Swaps · Resto Mods · Custom Fabrication · Diesel Repair