• Most tunable car?

    The debate will rage on, what is the most tunable car, Which car gives the biggest potential power gains
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  • Weight reduction

    Weight reduction, increase performance and improve handling by reducing the weight of the car
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  • Induction Kits

    Cold air intake induction kits and their impact on performance
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  • Lowering

    Nothing looks better than a car which has been lowered - removing the huge tractor like gap between the top of the wheel and the arches
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  • Respraying a car

    How to respray your car getting a professional finish using a filtered spray booth
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  • MPG Calculator

    A really handy MPG calculator that remembers your last 4 MPG results
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  • Power gain calculator

    Calculating the power gains from various engine mods with our simple power gain calculator
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Proton Tuning Tips and Modifications

Maximise your Protons driving pleasure

Proton car tuning tips and advice. We have a wide range of tuning articles covering all models of Proton from small engined family cars to large engine hot hatches and executive cars. Following our tuning tips you will avoid many of the common mistakes and actually achieve the car setup you desire. Please join the forum for model specific questions and answers and to meet other owners and see what modifications they have done.

Torquecars started providing Proton upgrades, car mods and car modifications Tips and advice back in 2004 and have grown from strength to strength with a fast growing membership of all types of Proton owners. This year we are organising our first car show in Kent. Our Proton tuning and Proton styling articles are continually updated so for the latest Proton upgrades,mods and modifications advice, tips and pointers please check back regularly. Once again we recommend you join our Proton owners forum and swap upgrades ideas with like minded Proton owners.

  • Selected Proton Stats
  • Wira Wira Saloon 1.3 S LE Li 4d - 1298 cc - 74 bhp - 107 Nm
  • Wira Wira Saloon 1.5 S LE LUX 4d - 1468 cc - 85 bhp - 124 Nm
  • Persona Persona Saloon 1.6 SEi 4d - 1597 cc - 111 bhp - -
  • Mpi Mpi Saloon 1.3 Panache 4d - 1299 cc - 74 bhp - -
  • Wira Wira Saloon 1.6 S LUX 4d Auto - 1597 cc - 94 bhp - - 99 lb

Latest Article in: Tuning

Better spark

The spark plug sports coil and HT leads have a big impact on a cars performance. Maximising the efficiency of the spark will increase power. We examine the effect of a performance ignition system Read article...

>>> Proton Tuning: Diesels

Proton Diesel Tuning

Modern Turbo diesel engine can be very easily tuned to offer substantially more power and torque. In many cases the MPG will remain the same or better so it really is a win win tuning solution with a remap. Read article...


>>> Proton Tuning: Engine Mods

Proton Engine rebore

Reboring the engine will increase your displacement and the power of the engine. Not all engines can be rebored read our rebore article for the full details. Read article...


>>> Proton Tuning: Forced Induction

Proton Superchargers

Superchargers give a substantial increase of power, but there are advantages and disadvantages. Adding a supercharger to a naturally aspirated engine NASP is preferred to adding a turbo. But there can be some drawbacks with superchargers. Read article...


>>> Proton Tuning: Improve Handling

Proton Suspension settings

Car suspension setup and suspension tuning guide. Bound, rebound camber toe and damper settings for a fast road setup. Lowering the car and avoiding rubbing tyres. Read article...


>>> Proton Tuning: Intake & Exhaust

Proton Fuelling

Uprating the fuel system to avoid starvation and lean running. More power means that more fuel is required so we need to uprate the fuel system. Read article...


>>> Proton Tuning: Transmission

Proton Slip diffs

Upgrading the limited Slip diff LSD in a car can improve its handling in corners and the wet. Uprated LSD is often overlooked when it comes to tuning but can really reduce your track times. Read article...


>>> Proton Tuning: Wheels & Tyres

Proton Alloy wheels

Alloy wheels and their impact on handling and performance. Wheel section improves handling, rotational weight and reduces wear. Read article...





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