Custom automotive build in workshop

Custom Builds

Built Different

From subtle refinements to full ground-up builds — we transform vehicles into exactly what you imagined. Every modification is executed with beneficial intent and precision from start to finish.

25+
Years Modifying
100%
Client Satisfaction
0
Cookie-Cutter Builds

What We Do

Our Capabilities

Performance Tuning

ECU remaps, intake and exhaust upgrades, suspension tuning, and brake packages. More power, better handling, sharper response.

Paint & Bodywork

Full resprays, custom color matching, body kits, and panel work. Show-quality finishes that hold up on the road.

Interior Builds

Custom upholstery, roll cages, harness bars, and full cabin redesigns. Built for comfort, track use, or both.

Protective Coatings

Paint protection film, ceramic coating, and vinyl wraps. Keep your investment looking factory-fresh for years.

Full Restorations

Frame-off restorations for classics and collector cars. Matching-numbers builds with documented history and show-quality results.

Portfolio

Featured Builds

BRABUS G 63 AMG
BRABUS Build

BRABUS G 63 AMG

Full BRABUS treatment on a Mercedes-AMG G 63 — Widestar body kit, BRABUS 700 engine upgrade, custom gloss black wheels, red brake calipers, and a bespoke interior package.

BRABUS 700Widestar KitCustom WheelsInterior Package
Buick Riviera LS3 Restomod
Restomod

Buick Riviera LS3 Restomod

Classic Buick Riviera body transformed into a ground-up restomod — LS3 V8 swap, full air suspension, custom billet wheels, and a completely bespoke interior. Slammed, sinister, and street-driven.

LS3 SwapAir SuspensionCustom InteriorBillet Wheels
Porsche 993 Carrera Off-Road Rally
Rally Conversion

Porsche 993 Carrera Off-Road Rally

Air-cooled 993 Carrera transformed into a full off-road rally machine — lifted suspension, all-terrain tires, underbody skid plating, rally lighting, and a reinforced roll structure. Built to go anywhere.

Lifted SuspensionAll-TerrainSkid PlatingRally Lighting
Porsche 993 Rally Interior
Rally Build

Porsche 993 Rally Interior

Full interior overhaul on a 993 Carrera built for off-road rally duty — Sparco suede steering wheel, custom houndstooth bucket seats with 4-point harnesses, rally shifter, and stripped-back cabin focused entirely on driver feel.

Sparco WheelHoundstooth Interior4-Point HarnessRally Shifter

More to Come

Stay tuned

More to Come

More to Come

Stay tuned

More to Come

The Process

How a Build Comes Together

01

Consultation

We start with a deep dive into your vision, budget, and timeline. No build is too ambitious — we'll tell you honestly what's achievable and what it takes.

02

Design & Quote

We produce a detailed build plan with itemized costs, sourcing strategy, and a realistic timeline. You approve every line before we touch the car.

03

Build & Document

Every stage is photographed and logged. You get regular updates and can visit the shop at any point. No surprises, no hidden work.

04

Deliver & Transport

When the build is complete, we can transport your vehicle anywhere in the country — enclosed, insured, and handled with the same care we give every car.

Automotive fabrication workshop

Ready to Build Something Special?

Tell us what you're driving and what you're dreaming. We'll make it real.

Rhythm Autosport

Built for the road. Trusted with your car. Premium automotive transport, sales, and customization serving Southern California and the West.

Contact

[email protected]

(949) 449-7310

All Day, Everyday

SoCal · Bay Area · Nevada · Arizona
Utah · Wyoming · Montana · New Mexico · West Texas

We accept Cash, Zelle, and most credit cards.

We DO NOT take American Express.

© 2026 Rhythm Autosport. All rights reserved.

Transport • Sales • Customization