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Custom Tuning Available • Performance Parts You Can Trust • Fast Shipping Across the USA
Custom Tuning Available • Performance Parts You Can Trust • Fast Shipping Across the USA
Custom Tuning Available • Performance Parts You Can Trust • Fast Shipping Across the USA

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30 Days Warranty

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24/7 Support

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FASS Fuel System

Premium fuel filtration system designed to improve diesel engine performance, fuel efficiency, and injector life with advanced filtration and reliable long-lasting protection.

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Tune Files

Custom performance tune designed to boost power, improve throttle response, and optimize fuel efficiency for a smoother and more responsive driving experience.

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Best Seller Products

Trusted by thousands of diesel truck owners — these are our most popular tune files, engineered for maximum power, efficiency, and reliability.

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New Mexico Autos RTD4 Tune Files (2024-2026 Duramax L5P 6.6L) – Global B

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New Mexico Autos EZ Lynk Tune Files (2023-2026 Powerstroke 6.7L)

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New Mexico Autos EZ Lynk Tune Files (2020-2022 Ford Powerstroke 6.7L)

Price range: $650.00 through $1,500.00
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New Mexico Autos EZ Lynk Tune Files (2013-2018 Cummins 6.7L)

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New Mexico Autos EZ Lynk Tune Files (2017-2019 Powerstroke 6.7L)

Price range: $700.00 through $1,000.00
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New Mexico Autos EZ Lynk Tune Files (2011-2016 Powerstroke 6.7L)

Price range: $700.00 through $1,000.00
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New Mexico Autos MPVi4 Tune Files (2017-2019 Duramax L5P 6.6L)

Price range: $825.00 through $1,100.00
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New Mexico Autos EZ Lynk Tune Files (2011-2016 Duramax LML 6.6L)

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Built for Your Vehicle.
Tuned for Your Goals.

Every diesel truck is different — different mods, different goals, different driving styles. That’s why we don’t believe in one-size-fits-all tunes. Our expert tuners work directly with you to build a custom tune file that maximizes your truck’s horsepower, torque, and fuel efficiency — safely and reliably.

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Trendy Products

Stay ahead of the curve — these are our latest and most in-demand tune files, handpicked by our team for performance, compatibility, and real-world results.

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New Mexico Autos RTD4 Tune Files (2024-2026 Duramax L5P 6.6L) – Global B

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Read more

New Mexico Autos EZ Lynk Tune Files (2023-2026 Powerstroke 6.7L)

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Select options This product has multiple variants. The options may be chosen on the product page

New Mexico Autos EZ Lynk Tune Files (2020-2022 Ford Powerstroke 6.7L)

Price range: $650.00 through $1,500.00
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New Mexico Autos EZ Lynk Tune Files (2013-2018 Cummins 6.7L)

I purchased the RTD4 Tune Files for my 2025 Duramax L5P, and the difference is night and day. The throttle response is crisp, and the added torque makes towing heavy loads feel effortless. This is how these trucks should have come from the factory!

David Warner

I purchased the RTD4 Tune Files for my 2025 Duramax L5P, and the difference is night and day. The throttle response is crisp, and the added torque makes towing heavy loads feel effortless. This is how these trucks should have come from the factory!

David Warner

Why Choose Us

Engineered for Excellence, Repaired with Care

We understand the passion, the drive, and the thrill of building a car that performs beyond expectations. Our team isn’t just a group of professionals — we are car enthusiasts, engineers, and tuners who know what it takes to extract maximum performance from every vehicle.

  • Premium-quality automotive parts & accessories
  • Custom ECU and performance tuning tailored to your vehicle
  • Trusted brands with proven results
  • Expert technical support from experienced professionals
  • Secure, fast, and user-friendly online shopping
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GDP SCT X4 Support Pack (2020-2021 Powerstroke 6.7L)

Price range: $900.00 through $1,250.00
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GDP EZ Lynk Transmission Tune File T93 (2020-2023 6.6L L5P Duramax)

$300.00
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New Mexico Autos Commander Tune Files (2021 F-150 Powerstroke 3.0L)

$1,000.00
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New Mexico Autos Custom Tuning MM3 Tune Files (2011-2019 Powerstroke 6.7L)

$550.00
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