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Designing a more predictable car modification journey

‘Nirvana’ Project

Car enthusiasts often rely on fragmented and unreliable information when planning modifications. As a result, they struggle to predict outcomes, choose suitable parts, communicate with shops, and stay within budget. VroomVision is a concept platform that helps users preview modifications before committing, build clearer project plans, and navigate the service process with greater transparency.

Nirvana VroomVision app shown on iPhone mockup

PHASE 01

Research

Understanding the landscape — market data, field observation, and direct interviews with car modification enthusiasts.

01 — Background

From Personal Passion to Design Problem

Growing up watching Initial D, I later modified my own car in the U.S. and experienced firsthand the difficulties enthusiasts face — fragmented information, unreliable advice, and unpredictable outcomes. This personal frustration became the project's starting point.

Yellow sport car on roadSilver mini coupe in sunlight
02 — Market Research

Growing Market, Fragmented Channels

$52M → $68MMarket size (US, 2021–2029)
CAGR 3.45%Annual growth rate
55%North America global share

Where enthusiasts find inspiration

Internet
32%
In person
28%
Social media
17%
Car show
15%
Auto shop
14%
Dealership
13%
On the street
11%
Movie
10%
03 — Questionnaire (n=167)

What Owners Modify

Wheels / Tires
49%
Exterior Body
42%
Interiors
36%
Lighting
33%
Engine / Electrical
29%
Suspension / Brakes
27%
Intake / Exhaust
22%
Engine Internal
19%
Exterior Accessories
18%
Drivetrain
15%

167 participants · online questionnaire · North America focus

04 — Field Research

Visiting All Star Auto

I observed the real modification workflow at a shop in Newark, DE — from consultation and planning to modification and delivery.

  1. 01Consultation and planning
  2. 02Selecting parts & components
  3. 03Quotation & agreement
  4. 04First inspection
  5. 05Modification work
  6. 06Quality control & testing
  7. 07Final inspection & approval
  8. 08Delivery
05 — Interview

4 Enthusiasts, 4 Perspectives

Portrait of Alex
Alex
1993 Nissan GTR

“I have been in contact with cars since I was a child, and it has been 22 years now... Now I want more and more people to know about modified cars and car culture, and share my knowledge and ideas

Portrait of Mike
Mike
2016 BMW M5

“The acceleration and roaring engine of a car make my adrenaline surge... experience the thrill and extreme speed of racing cars firsthand

Portrait of Marcos
Marcos
1996 Mazda RX7

“By participating in and watching famous car races like GT and WRC... I also gained insight into the development of car culture and the emotional resonance of car fans.

Portrait of Sergio
Sergio
2021 Dodge Challenger Hellcat

“First came into contact with cars in the Fast and Furious movie... I need more channels and resources to better understand cars and car culture.

Research Insight

Information channels for car modification lack credibility and comprehensiveness. Enthusiasts at every level struggle with fragmented knowledge, unclear processes, and unpredictable outcomes.

PHASE 02

Discovery

Synthesizing all research into a clear picture — mapping the user journey, defining user archetypes, and distilling the core problems to solve.

05 — User Journey Map

Mapping the Emotional Rollercoaster

MOTIVATIONCONSULTATIONPLAN MAKINGMODIFICATIONTESTINGFind shopsLearn process & costsSelect parts & finalizeDrop off & trackTest & deliveryCurious / LongingConfused / FearEnthusiasm / ExcitementWorried / SatisfiedProud / FrustrationBetter onboardingClearer pricing info3D preview toolsProgress trackingSeamless checkout+
07 — Persona

Three User Archetypes

Tony persona photo
Tony
Newbie
Background
Inspired by Fast & Furious, new to car modification
Goal
Learn modification basics and get guidance
Frustration
Doesn't know where to start or find reliable info
Lena persona photo
Lena
Experienced
Background
Active racing fan, regularly modifies cars
Goal
Faster access to information, better modification results
Frustration
Limited knowledge leads to unsatisfying results
Eric persona photo
Eric
Expert
Background
20 years in the field, modifying cars is his life
Goal
Share knowledge, access latest product information
Frustration
No central platform to share knowledge efficiently
08 — Define Problems

6 Core Pain Points

Technical knowledgeHard to find reliable technical know-how
Budget overrunsHidden fees push costs beyond the original plan
Time wastedPoor communication causes unnecessary delays
Information timelinessParts data and trends are outdated or scattered
Extra requirementsShops add conditions not disclosed upfront
Unsatisfied goalsFinal results don't match expectations

Design Opportunity

By combining Online and Offline Interactions, enthusiasts can more conveniently understand and modify cars — addressing information, planning, and experience gaps in a growing market.

PHASE 03

Explore

From divergent brainstorming to a converged solution — defining the concept direction and mapping how it operates within the broader ecosystem.

09 — Brainstorm

Divergent Thinking

Online
ForumBlogMagazineSimulationTest DriveAPPYouTubeSocial MediaLive StreamAR PreviewCommunityReview
Offline
TechnicianFamilyFriendCar ShowAuto Parts StoreWorkshopDealershipCar ClubShowroomExpert ConsultationTest Drive EventCommunity Meetup
10 — New Concept

Two-Pronged Solution

Online

A centralized platform for car enthusiasts to learn, plan, and visualize modifications before committing.

Offline

An immersive VR experience device at modification shops that lets users feel their modifications before any real work begins.

11 — New System Map

How It All Connects

The full ecosystem: Customers interact with the App (3D model, groups, planning) online, connect to the Shop for consultation and VR experience via Device, actual modifications by Mechanics — all powered by a Database backed by manufacturers and suppliers.

CustomerAppDeviceShopMechanicDatabaseProduct SupplierCar Manufacturer
Send Project PlanSchedule AppointmentProduct AnnouncementData SupportAssign tasksConsultationVirtual ExperienceTest & Delivery

Solution Direction

VroomVision — a data-driven platform combining 3D visualization, community features, and project planning online, with an immersive simulator experience offline. Four pillars: Communication & Learn, Project Planning, Innovative Experience, Information & Database.

PHASE 04

Design

From concept to high-fidelity — translating research and strategy into a connected product and service experience.

12 — Design Function

How It Works

01
Communication & Learn
Learn and share modification knowledge with the community
02
Project Planning
Plan modifications with budget, parts, and timeline management
03
Innovative Experience
Preview modifications through 3D visualization and VR simulation
04
Information Database
Access up-to-date parts data and modification references
13 — Final Design: Hi-Fi

High-Fidelity Screens

VroomVision screen: main viewVroomVision screen: G7 viewVroomVision screen: G102 viewVroomVision screen: 1232 viewVroomVision screen: 123123211 viewVroomVision screen: 42933721 viewVroomVision screen: 31 viewVroomVision screen: 42211201 viewVroomVision screen: 51 viewVroomVision screen: 1331 viewVroomVision screen: 21211 viewVroomVision screen: 52 viewVroomVision screen: 32 viewVroomVision screen: 34 viewVroomVision screen: 53 view
13 — Service Blueprint

Service Blueprint

The end-to-end service flow connecting customer touchpoints, employee actions, frontstage, and backstage processes — from app planning through test drive and delivery.

PhaseCustomer JourneyEmployee ActionDevice / AppTime
Make plan on appCreate plan on appAPP30 min
Appointment BookingBook appointmentConfirm bookingAPP5 min
In-store ConsultationConsult with staffDiscussion30–60 min
Simulator ExperienceExperience simulatorSimulator setupDevice30–60 min
Schedule TimelineCreate work scheduleAPP10 min
Check-inDrop off vehicleRecord check-inAPP5 min
ModificationModifying / tuningBased on plan
Test & Check OutTest drive & checkoutCheck-in / outAPP15 min
13 — Storyboard

Storyboard

01
See the app on the ad board
02
Creating ideas on VroomVision app
03
Go to the car modification shop
04
Consultation with staff
05
Car modification in mechanic space
06
Test drive and check out

Reflection

The Nirvana project taught me that service design is never just about the app. The real challenge was bridging the gap between a fragmented offline experience and a connected digital one. If I were to continue, I would develop two specialized tracks — classic car restoration and electric vehicle modification — both high-growth areas that demand the same transparency and immersive planning this project was built around.