Fabrication & Welding
Custom TIG and MIG welding for automotive, racing, repair, and general fabrication projects—including exhaust, charge piping, brackets, manifolds, roll cages, chassis work, and one-off components.
Explore fabrication →Brentwood, New Hampshire
Custom Fabrication, CNC Machining & Diesel Performance
From one-off automotive fabrication to CNC production parts, custom diesel tuning, and shop-built performance products, Race Ready Fabrication delivers practical solutions made to fit and built to perform.
CNC Turning & MillingTIG & MIG WeldingDiesel TuningPerformance Products
Capabilities
One Shop. Four Ways to Get the Job Done.
Whether you need a part manufactured, a vehicle modified, tuning matched to your setup, or a proven bolt-on solution, Race Ready Fabrication can help take the project from idea to finished result.
CNC Machining
Precision CNC turning and milling for prototypes, replacement parts, short runs, and repeat production. We can work from a drawing, CAD model, sample part, or a clear idea.
Request a machining quote →Diesel Tuning
Custom tuning and performance support for Duramax, Cummins, and Power Stroke applications, matched to the truck, supporting hardware, intended use, and performance goals.
View tuning options →RRF Products
Performance parts developed from hands-on shop experience and designed to solve real-world fitment and reliability problems. RRF-branded products ship free in the USA.
Shop RRF products →Shop-built solutions
Parts We Build and Use
Shop fitment-specific diesel components, repair solutions, brackets, plugs, plates, and fabrication parts designed for straightforward installation and dependable performance.
01-16 Duramax Fuel filter head delete bypass tubeFrom $24.99
GM Cab mount repair plates 99-07From $19.99
2017-2026 Duramax L5P Billet Y-Bridge Plate w/O-ring Seal$49.99
L5P Intake plug set$29.99
Universal SOTF Switch BracketsFrom $19.99
9th Injector plug for downpipe LMLFrom $14.99
11-16 Duramax Cat or Donaldson single filter conversion/relocationFrom $249.00
13-18 Cummins dual Cat filter conversionFrom $319.99
Real shop experience
Practical Answers. Precision Work.
Race Ready Fabrication combines hands-on automotive knowledge with professional fabrication and machining capability. We understand how a part needs to fit, how it should be manufactured, and how it must perform once installed.
One-off and production work
Automotive and general fabrication
CNC prototypes and repeat parts
Built in Brentwood, New Hampshire
Start a project
Have a Part or Project in Mind?
Send us a drawing, CAD file, photos, dimensions, material, and estimated quantity. If you only have an idea, tell us what the finished part needs to do and we can help determine the next step.