Online Automotive Calculators & Tools

Professional automotive tools to help you make informed decisions about your vehicle

Free to UseNo Registration RequiredInstant Results
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Vehicle Diagnosis Quiz

Get help diagnosing your vehicle problems through our interactive quiz system.

  • Step-by-step diagnosis
  • Common vehicle problems
  • Expert recommendations
  • Save & share results
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Tyre Size Calculator

Compare tyre sizes and find the perfect fit for your vehicle with detailed specifications.

  • Size comparison tool
  • Speedometer difference
  • Load index calculator
  • Visual size comparison
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Tyre Pressure Calculator

Convert pressure units, calculate optimal pressure based on load, altitude and temperature.

  • PSI to Bar converter
  • Load-based calculations
  • Altitude adjustments
  • Temperature effects
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Tyre Expiry Date Calculator

Check if your tyres are expired using the DOT code. Determine manufacturing date and 5-year safety limit for road safety.

  • DOT code decoder
  • Manufacturing date calculator
  • 5-year expiry rule checker
  • Safety recommendations
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Turbo Size Calculator

Calculate the optimal turbocharger size for your engine specifications and performance goals.

  • Engine displacement calculator
  • Power target estimation
  • Turbo matching guide
  • Performance predictions
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Vehicle Battery Size Calculator

Find the correct battery size and specifications for your vehicle based on make, model and engine type.

  • Battery size lookup
  • Cold cranking amps calculator
  • Reserve capacity guide
  • Battery type recommendations
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Spark Plug Size Calculator

Find the exact spark plug specifications for your vehicle including thread size, reach, heat range and gap settings.

  • Plug type identification
  • Thread size calculator
  • Heat range guide
  • Gap specifications
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Brake Pads Vehicle Calculator

Calculate brake pad sizes and specifications for your vehicle including front and rear pad dimensions and disc specifications.

  • Pad size calculator
  • Disc specifications
  • Front & rear dimensions
  • Brand compatibility
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Service Kit for Vehicle

Find complete service kit specifications for minor and major services including oils, filters, and all required parts.

  • Minor service kits
  • Major service kits
  • Service intervals
  • Cost estimates
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Vehicle Performance Upgrade Quiz

Get personalized recommendations for vehicle performance upgrades based on your driving needs and budget.

  • Personalized upgrade path
  • Budget-based recommendations
  • Performance impact analysis
  • Installation difficulty guide
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Chip Tuning Unit for Diesel & Petrol

Browse professional chip tuning units for BMW, Audi, Mercedes, VW, Ford & Toyota. Increase horsepower and torque safely.

  • Vehicle compatibility checker
  • Performance gain calculator
  • Price comparison tool
  • Professional installation booking
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Wheel PCD Calculator

Calculate Pitch Circle Diameter (PCD) for perfect wheel fitment. Includes South African vehicle database and popular sizes.

  • Instant PCD calculations
  • SA vehicle database
  • Popular wheel sizes table
  • Fitment verification
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Why Use Our Automotive Tools?

Our tools are designed by automotive experts to help you make informed decisions about your vehicle maintenance and upgrades.

Accurate Results

Professional-grade calculations based on industry standards

Fast & Easy

Get instant results with our user-friendly interface

Expert Knowledge

Built by automotive professionals with years of experience

Always Free

No hidden costs or subscription fees - completely free to use

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