Services

Full scan tool diagnostics, live data monitoring, freeze frame analysis, and fault tree resolution for any make and model.

Comprehensive vehicle inspection before you buy — mechanical, electrical, and body condition report.

Custom ECU tuning in San Antonio for naturally aspirated and forced induction engines. Power, torque, and drivability optimized at our performance shop.

Full turbo kit installation and supercharger system installs in San Antonio. Supporting mods included — intercoolers, BOVs, fueling upgrades, and custom tune. OG-TECH is your local turbo shop in San Antonio, TX.

Cylinder head porting and polishing to maximize airflow, improve combustion efficiency, and unlock more power.

Flow testing, ultrasonic cleaning, and bench testing of fuel injectors for proper spray pattern and delivery.

Factory ECM/PCM reprogramming and calibration updates. Fix drivability issues or unlock factory performance.

Nitrous oxide system refill and inspection. Keep your bottle ready when you need it.

End-to-end project management for custom builds — concept to completion. Parts sourcing, scheduling, and documentation.

Short block, long block, and complete engine builds in San Antonio with performance internals and break-in procedures. Your local engine builder.

Full and partial classic vehicle restorations — mechanical, electrical, fabrication, and finishing all under one roof.

Custom turbo kit fabrication and installation in San Antonio — manifolds, downpipes, intercooler piping, and full supporting mods. Built in-house by an experienced performance shop.

Structural and cosmetic weld repairs on frames, exhaust, roll cages, and custom fabricated components.

Professional wheel crack welding and repair on aluminum and steel wheels. Restore structural integrity.

Custom flatbed fabrication and repair for trucks and work vehicles. Built to work hard.

Custom fabricated fuel cells and tanks in aluminum or steel. Sized and mounted to your build.

Custom radiator fabrication with AN fittings for clean, high-performance cooling system builds.

Custom intercooler piping, front bash bars, and roll cage fabrication in San Antonio. Built for function and safety at our local performance shop.

Custom intercooler fabrication and mounting in San Antonio for both air-to-air and air-to-water setups. Keep your forced induction build running cool.

Custom exhaust fabrication in San Antonio — stainless steel, aluminum, or titanium. From cat-back to full turbo-back systems, built to your specs at our performance shop.

Heavy-duty welding for construction equipment, trailers, farm equipment, and industrial machinery.

Custom parts, brackets, and prototype components printed in-house. Design to part, fast.

CNC plasma cutting for custom metal parts, signs, brackets, and fabrication components. Bring your design or we build it from scratch.

Conventional, synthetic blend, and full synthetic oil service for all makes and models.

Brake pad replacement, rotor resurfacing and replacement, caliper service, and brake fluid flushes.

Shocks, struts, control arms, bushings, and alignment service. Keep your ride dialed in.

Diagnosis and repair for small engines — generators, outdoor power equipment, and more.

Clean, reliable wiring harness builds, relay boards, fuse panels, and chassis grounds for builds and restomods.

LED conversion kits, HID retrofits, underglow, and interior lighting upgrades.

Automotive heating and A/C diagnosis, repair, and recharge. Keep your cab comfortable year-round.

Durable powder coat finish on wheels, brackets, frames, and fabricated parts. Wide color selection.

Professional ceramic coating application for paint protection, heat shielding, and long-lasting finish.

Scheduled multi-vehicle diagnostics and health reporting for business fleets. Monthly or quarterly plans available.