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Tijuana auto shop · 40+ years

Your car in the best hands

Catalytic converters for the US and Mexico, mufflers, oil changes, radiators and diagnostics on Blvd. Agua Caliente.

Safety, Performance, Trust

Specialized services

Every service is a warning light on the dash. Pick the one that worries you: what is included, starting prices and how to get a quote.

  1. Oil change at the REX shop

    Oil change

    Oil change with the viscosity your engine calls for: high-mileage, multigrade, full synthetic and diesel. Every oil change includes oil, filter, lube and grease, engine cleaning and an air-filter check.

    High mileage
    From $712.96 MXN + VAT
    Multigrade
    From $833.33 MXN + VAT
    Full synthetic
    From $1,650 MXN + VAT

    Reference 'from' prices, plus VAT, subject to change and to your vehicle model. Confirm your quote on WhatsApp.

  2. Catalytic converters for USA & Mexico at the REX shop

    Catalytic converters for USA & Mexico

    We install converters for Mexican and imported cars, plus converters that pass the US Smog Check. Before installing we inspect the old converter and the engine tune, so the new one lasts much longer.

    Domestic & import OBD I
    From $3,800 MXN
    Domestic & import OBD II
    From $4,800 MXN
    US Smog Check OBD I
    From $380 USD

    Reference 'from' prices, VAT included, subject to change and to your vehicle model. Confirm your quote on WhatsApp.

  3. Mufflers & exhaust at the REX shop

    Mufflers & exhaust

    Universal, performance, OEM, heavy-equipment and semi-truck mufflers. We repair and fabricate the whole exhaust: piping, flex pipes, hangers, resonators and tips.

    Universal muffler
    From $1,400 MXN
    American muffler
    From $1,800 MXN
    OEM muffler
    From $2,200 MXN

    Reference 'from' prices, VAT included, subject to change and to your vehicle model. Confirm your quote on WhatsApp.

  4. Radiators & cooling at the REX shop

    Radiators & cooling

    We sell and install radiators and service the cooling system: coolant change with the right mix against freezing and corrosion, and radiator flush so coolant flows and the engine runs at the right temperature.

    Coolant change
    From $650 MXN
    Radiator flush
    From $1,000 MXN

    Reference 'from' prices, VAT included, subject to change and to your vehicle model. Confirm your quote on WhatsApp.

  5. Diagnostics & Check Engine light at the REX shop

    Diagnostics & Check Engine light

    Don't ignore it. We find what's behind the Check Engine light with a state-of-the-art scanner and prevent bigger damage to your car.

    Basic diagnosis
    Free
    Computer diagnosis with a Snap-on scanner
    From $1,300 MXN + VAT

    Reference 'from' prices, plus VAT, subject to change and to your vehicle model. Confirm your quote on WhatsApp.

  6. Suspension & shocks at the REX shop

    Suspension & shocks

    We inspect your suspension and, if needed, replace shocks and struts, control arms, CV axles, wheel bearings and sway-bar links. Healthy shocks improve handling, braking and tire life.

    Quoted for your car

  7. Brakes & brake pads at the REX shop

    Brakes & brake pads

    We inspect and, if needed, replace brakes, brake pads, rotors and calipers. Before we start, we tell you what your car needs and what it costs.

    Quoted for your car

  8. Tune-up at the REX shop

    Tune-up

    A basic tune-up so your engine runs smooth again: better response, lower fuel use and a longer life.

    Quoted for your car

  9. Air conditioning at the REX shop

    Air conditioning

    A/C diagnostics, service and recharge so it cools like new again.

    Quoted for your car

Reference 'from' prices, subject to change and to your vehicle model. Prices marked '+ VAT' do not include tax; all others include VAT. Confirm your quote on WhatsApp.

We also do: MIG and oxy-acetylene welding · General mechanics

Over 40 years of experience

Professional maintenance for a reliable car

We give you quality auto service, always at the best price.

4.5 out of 5 on Google, 281 reviewsRating checked on October 22, 2026
Auto repair shop lit at night with a car on the lift

What drives us

  • Trust

    We tell you what your car needs and what it costs before we start.

  • Service

    We treat you the way we would want to be treated.

  • Quality

    Quality parts and workmanship, every day.

  • Cutting edge

    Up-to-date equipment for today's cars.

We stand behind our work

Every repair leaves with its own warranty. No hidden fine print: here are the terms.

  • 3monthson catalytic converters
  • 6monthson universal, American and OEM mufflers
  • 10,000km or 6 monthson synthetic oil, whichever comes first

Catalytic converters that meet US and Mexican standards, including Smog Check.

Read warranty terms

Environmental commitment

We follow environmental regulations: used oil and catalytic converters are hazardous waste (Mexican General Law for Waste Prevention and Management, art. 31) and go to authorized collection centers.

Brands we work with

  • Valvoline
  • Mobil
  • Magnaflow
  • AP Emissions Technologies
  • Walker
  • MillerCat
  • Flowmaster
  • Borla
  • Carven

How we work

  1. Diagnosis

    We inspect your car and look for the cause, not just the symptom.

  2. Quote

    We explain what is wrong and what it costs before we start.

  3. Repair

    We do the work with quality parts.

  4. Warranty

    You get your car back with each service’s warranty.

Visit us

We're in Tijuana's Zona Este. Drop by, or message us on WhatsApp and we'll tell you when to bring your car.

Address

Blvd. Agua Caliente #8880
Zona Este, Tijuana, Baja California

WhatsApp

Hours

Monday to Friday
to
Saturday
to
Sunday
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While you wait

  • Indoor and outdoor waiting area
  • Air conditioning
  • Coffee and water
  • TV
  • Wi-Fi
Illustrative map: the shop on Blvd. Agua Caliente, Zona Este, Tijuana BLVD. AGUA CALIENTE REX N ZONA ESTE · TIJUANA
Illustrative map