Affinis S14 ripping through a tunnel
// Houston, TX · Japanese Performance · Est. tuner culture

Bespoke
Performance
Tuning Parts.

Affinis Motor Sports was a Houston performance house born from JDM tuner culture — magazine-featured builds, an Attack series sponsorship, and a curated wall of the rarest Japanese tuning brands. The storefront's retired; the instinct never left.

Based
Houston, TX
Discipline
JDM Performance
Featured in
Super Street · TimeAttackR
Forged in
Mayday Garage
01

Top-Shelf Only

Rare parts for the builds that actually matter.

02

Carbon · Titanium · Billet

Lightweight, precise, beautifully made.

03

Built, Not Just Sold

Technicians who’ve turned the wrenches.

04

Super-Sick & Rare

The hard-to-find stuff for serious builds.

01 — Our mission

We never sold on price. We sold on trust and desire.

Affinis catered to enthusiasts who didn’t shop by the dollar — they shopped by trust, taste, and the desire to build something exceptional. Car culture was never just the machines; it was the late nights, the first pull of a big turbo, learning to read every clunk and hiss like a second language. We provided only the rarest, most bespoke parts to the people who truly share that.

Do not settle for less. Affinis — you can put your trust in us.

What started as a Houston build bay turned into a hunt for the super-sick stuff — carbon aero, billet, titanium, lightweight hardware for the top-shelf builds that actually matter.

The full history →
Affinis S14 on the road
// Driven hard
Built to be driven — never trailer-queened.
03 — Series sponsor

Attack — Maximum Challenge.

2016–2017 series sponsor — on the wall at Tsukuba, Japan.

Affinis-backed Attack — Maximum Challenge car at Tsukuba
04 — Roots

Mayday Garage member.

The Houston collective that pioneered the city’s car-meet culture.

Forged inside Mayday Garage

Houston

Affinis came up inside Mayday Garage — the collective behind some of the wildest JDM builds in Houston, the kind that actually got driven hard, not trailer-queened.

05 — The wall

Brands we carried.

HypertuneHKSTomeiMine'sBorgWarner EFRInjector DynamicsExedyPlatinum Racing ProductsHypertuneHKSTomeiMine'sBorgWarner EFRInjector DynamicsExedyPlatinum Racing Products
RIZE JapanGP SportsChargeSpeedYashio FactorySARDURASVoltexOrigin LaboRIZE JapanGP SportsChargeSpeedYashio FactorySARDURASVoltexOrigin Labo
NismoKAAZRays TE37FalkenFEAL SuspensionVoodoo13GKTECHSIKKYNismoKAAZRays TE37FalkenFEAL SuspensionVoodoo13GKTECHSIKKY
Project MuRecaroMomoTakataTurbosmartRadiumAEMCuscoProject MuRecaroMomoTakataTurbosmartRadiumAEMCusco
06 — Shop by car

The legends we built for.

The platforms the catalog was built around.

Nissan
Skyline R32
Nissan
Skyline R34
Nissan
R35 GT-R
Nissan
Silvia S13 / S14 / S15
Toyota
Supra 2JZ
Mazda
FD3S RX-7
Honda
NSX
Porsche
911 (997)
Affinis S14 cockpit — roll cage and Recaro
// From the cage
Stripped, caged, and all business.
07 — On the record

Ripping the back roads.

RB-powered S14 — roll cage and all, straight from the channel.

08 — In the wild

Car culture, shot in the open.

Meets, builds, and the JDM machines that show up — through our lens.

Affinis S14 — night vibes
// The recipe
Carbon, billet, titanium. Lightweight, agile, precise.
// The bigger picture

Affinis was never the finish line. It’s where the instinct started.

The golden era of tuning is fading — grassroots meets, hard-won knowledge, the raw connection between a person and a machine. This archive exists to make sure that spirit doesn’t disappear quietly. Build, drive, preserve. The shop is retired; the mission isn’t.

// What’s next

The Lost Generation.

A film and a living archive preserving the golden era of car culture — the people, the builds, the stories — before they fade for good. Affinis is chapter one of Machine & Memory. Be the first to know when it drops.

10 — Connect

The story continues on Instagram.

The shop is retired, but the builds, the photos, and the culture keep rolling. Everything new lands there first.