Minor & major services
Motul oils
MANN / Mahle filters
VCDS / OBDeleven
Fault code decoding
Module coding & adaptations
Brakes & suspension
Timing & water pumps
Cooling & electrical
Stage 1 / Stage 2 support
Intake & downpipes
Suspension upgrades
AGM battery coding
Charging system tests
Parasitic draw diagnosis
Full mechanical check
Scan report included
Honest verdict

Sydney-wide, 7 days a week. Inner West, Eastern Suburbs, North Shore, Northern Beaches, Sutherland Shire, Hills, Parramatta, CBD — if you're in the Sydney basin, Dylan will come to you.
The VAG family (VW, Audi, Skoda, SEAT, Cupra) is the specialty and that's where you get the biggest value. Other makes are considered case-by-case — just send through the details.
No. GJS Mechanical performs logbook-compliant servicing using manufacturer-approved fluids and filters (Motul, MANN, Mahle). Your logbook is stamped and your capped-price statutory rights are preserved.
Yes — Dylan handles supporting mods, intakes, downpipes, intercoolers and works alongside your tuner for a safe, reliable flash.
Text or call 0497 874 481, email [email protected], DM @gjs.mechanical on Instagram, or use the form below. Include your rego or VIN, model year, and what you need done.
For booked jobs, yes — the correct genuine or OE-equivalent parts are sourced and brought to your address. For diagnostic visits, common consumables are on-board.

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Sydney, NSW • ABN 42 136 952 303