R Custom Cars — Workshop Logo
Mercedes-Benz 560 SEC Classic Restomod — Hero

CLASSICMERCEDESREIMAGINED & BESPOKE

SCROLL

Passion for Classic Mercedes-Benz

RCC was founded on an unyielding passion for classic motoring — where heritage, character, and individual soul matter most. We fuse traditional coachbuilding craftsmanship with modern engineering excellence.

We specialize in complete vehicle personalization: bespoke widebody design and fabrication, handcrafted leather interiors, modular custom wheels, and performance stance suspension.

Beyond aesthetics, our powertrain department executes high-output V8 engine swaps, custom wiring harnesses, and motorsport-grade mechanical overhauls from bare metal to turn-key delivery.

At RCC, every build is an uncompromised masterpiece. We don’t just build cars — we craft rolling legends.

R Custom Cars Workshop & Headquarters
EST.2026

What We Do

Comprehensive craftsmanship — from bodywork to custom chassis.

Body & Styling — Widebody conversions
// SERVICE #01

Body & Styling

Bespoke widebody conversions in fiberglass and carbon fiber, designed to preserve the timeless silhouette of your Mercedes.

Comprehensive coachbuilding and aero bodywork for classic Mercedes-Benz models. We fabricate custom arches, bumper lips, side skirts, and carbon splitters.

Scope of Services:

  • Bespoke Widebody Conversions
  • Carbon Fiber Splitters & Diffusers
  • Fender & Arch Metal Fabrication
  • Precision Panel Gapping
Consult Your Build →
Interiors & Upholstery — Nappa leather & Alcantara
// SERVICE #02

Interiors & Upholstery

Bespoke interior retrimming in natural Nappa leather and Alcantara. Seat reconstruction and artisanal cabin detailing.

We craft bespoke luxury interiors true to the era or upgraded to contemporary restomod excellence, including vintage AMG patterns and bespoke stitching.

Scope of Services:

  • Nappa Leather Seat Retrimming
  • Dashboard & Door Card Leathering
  • Alcantara Headliners & Pillars
  • Custom Steering Wheels & Shift Knobs
Consult Your Build →
Custom Wheels — Modular 3-piece wheels
// SERVICE #03

Custom Wheels

Modular 3-piece forged wheels custom-engineered to exact millimetric fitment and offset.

We design and assemble bespoke multi-piece wheels featuring custom forged centers, stepped polished lips, and titanium hardware.

Scope of Services:

  • 3-Piece Modular Wheel Builds
  • Bespoke Width & Offset (ET) Engineering
  • Step Lip Mirror Polishing
  • Custom Center Face Finishes
Consult Your Build →
Suspension & Stance — AirRide and coilovers
// SERVICE #04

Suspension & Stance

AirRide air suspension and adjustable performance coilovers engineered for flawless stance and razor-sharp handling.

We engineer bespoke air suspension setups with digital management and track-ready coilovers with camber plates for millimeter fitment.

Scope of Services:

  • AirRide Installation & Hardline Trunk Builds
  • Fully Adjustable Coilover Systems
  • Custom Camber Arms & Suspension Geometry
  • 3D Laser Alignment & Corner Balancing
Consult Your Build →
Detailing & Protection — Paint correction & ceramic
// SERVICE #05

Detailing & Paint Correction

Multi-stage paint correction, ceramic coatings, and engine bay detailing to concours d’elegance standards.

We restore the deep gloss of classic single and multi-stage paints and protect them with cutting-edge 9H ceramic coatings.

Scope of Services:

  • Multi-Stage Paint Correction
  • 9H Ceramic & Quartz Protection
  • Engine Bay Restoration & Detailing
  • Dry Ice Cryogenic Undercarriage Cleaning
Consult Your Build →
Wrapping & PPF — Paint Protection Film
// SERVICE #06

PPF Protection & Color Change

Self-healing paint protection film (PPF) application and bespoke full vinyl color wraps from leading manufacturers.

We safeguard rare paint finishes with high-gloss PPF or transform vehicle aesthetics with premium vinyl wraps (3M, Avery, Inozetek).

Scope of Services:

  • Self-Healing PPF Film (Full Front or Whole Car)
  • Full Vehicle Color Change Wraps
  • Premium Window Tinting
  • Door Jam & Edge Seamless Coverage
Consult Your Build →
Engine Swaps & Conversions — V8 M119 and M113
// SERVICE #07

Engine Swaps V8 / Inline-6

Advanced powertrain swaps (M117, M119, M113, Turbo) with custom fabrication and standalone ECU integration.

We transplant legendary Mercedes V8 and inline-6 powertrains into classic chassis with bespoke motor mounts and standalone wiring.

Scope of Services:

  • M117 / M119 / M113 V8 Engine Swaps
  • Custom Engine & Transmission Mount Fabrication
  • Motorsport-Grade Wiring Harness Builds
  • Standalone ECU Calibration & Dyno Tuning
Consult Your Build →
Performance Engineering & Exhausts
// SERVICE #08

Custom Exhaust & Performance Brakes

Bespoke TIG-welded valved stainless exhaust systems, Big Brake Kits, and complete drivetrain overhaul.

We fabricate custom stainless exhaust systems with switchable valvetronic modules, oversized brakes, and rebuilt differentials.

Scope of Services:

  • Valvetronic Stainless Exhaust Systems
  • Precision TIG Welding with Argon Shielding
  • Big Brake Kit (BBK) Upgrades
  • Differential Rebuilding & Drivetrain Reinforcement
Consult Your Build →

Featured Builds

Selected custom projects handcrafted at our workshop.

Tuning, Swaps & Tech

Engineering insights, V8 swap breakdowns, and build logs.

Custom Stainless Exhaust Fabrication

Custom Exhaust Systems – How to Achieve the Perfect Sound and Improve Exhaust Flow

In the world of professional tuning, the exhaust system is far more than just a path for exhaust gases to exit the vehicle. It is the musical instrument of the car and, at the same time, one of the key components determining the efficiency and performance of the engine. At R Custom Cars, we believe that factory exhaust systems — designed as a compromise between production costs and strict noise regulations — suppress the true character of the engine. Building a custom exhaust system is a process that combines precise fabrication and welding craftsmanship with expertise in fluid dynamics and acoustics. A properly designed exhaust system can not only give a car its unique “voice,” but also significantly improve performance through optimized exhaust flow.

V8 Engine Swap Engineering in Classic Mercedes

Engine Swap – What You Need to Know Before Upgrading to a More Powerful Engine

An engine swap is the ultimate step in mechanical tuning. It is the moment when we stop chasing small horsepower gains through intake upgrades or ECU tuning and instead install an entirely new heart into the body of the car. At R Custom Cars, we know that a professional engine swap is far more than simply “fitting” an engine under the hood — it is a complex engineering process that affects the vehicle’s balance, electronics, and overall safety. Before making such a decision, it is important to understand the challenges that arise where mechanics and physics meet.

Interior Excellence — Roll Cages & Bucket Seats

Widebody Kits and Custom Body Modifications

In the world of professional visual modifications, a car’s bodywork is the ultimate representation of its character and capabilities. While mechanical tuning gives a vehicle its power, body modifications give it personality and road presence. At R Custom Cars, we believe that factory body lines — although carefully designed by manufacturers — are only the foundation for creating something far more spectacular. One of the most radical and desirable forms of transformation is the installation of Widebody kits, which dramatically widen the vehicle’s stance and completely redefine its proportions, giving the car a muscular and aggressive appearance.

Twin Mercedes-Benz W201 EVO II Builds
// FAQ

Frequently Asked Questions.

Answers regarding build timeframes, budgets, certifications and custom parts.

It depends on the scope of work. Minor upgrades – quickly. Comprehensive builds – we build with precision, not against the clock. 👉 Better to build it right once than fix it three times.

Get in Touch

Have a classic build idea or restomod project in mind? Reach out to us.

R Custom Cars - Home