For mechanics and drivers
Tech Notes
Straight answers about filters and wiper blades for the cars Malaysia drives: when to change them, what goes wrong, and how to tell a well-made part from a poorly made one.
How often should you change your oil filter in Malaysia?
Every oil change, on the severe schedule if your service book has one. Why city driving in Malaysia usually counts as severe, and what happens if you wait.
Maintenance · 3 min read Proton X50 oil filter: part number, OE number and when to change it
The DuraFit oil filter for the Proton X50, X70, X90 and S70: part number SAQM02LF00383, OE number 1056022300, size, and how often to change it.
Car guides · 2 min read
Haze season in Malaysia: when to check your car's cabin filter
October 2026 brought unhealthy API readings to dozens of areas. What the cabin filter does in haze, how to use the aircond, and when to check or replace it.
Maintenance · 3 min read
Afternoon storms are back: is your wiper blade ready?
Afternoon thunderstorms until end-October, then the northeast monsoon. How to tell a worn wiper blade and pick the right size and line for your car.
Symptoms · 3 min readProton Saga filters and wiper size: part numbers at a glance
Proton Saga air filter, cabin filter and wiper blade sizes in one place, with DuraFit part numbers, Proton OE numbers and filter dimensions.
Car guides · 2 min readWhy your car aircond smells musty after rain
Rainy weeks make the car aircond smell musty: damp filters, a wet evaporator, water getting in. The causes, habits that help, and when a workshop is needed.
Symptoms · 3 min read
Air filter and fuel economy: what actually changes
On a modern fuel-injected car, a clogged air filter barely changes fuel use but costs you acceleration. What US government tests found, and when to replace it.
Maintenance · 4 min read 5 signs your cabin filter is done (and why your aircond smells)
Weak airflow, a musty smell, windows slow to clear: five signs the cabin filter needs replacing, what causes the smell, and how to check the filter yourself.
Symptoms · 4 min readWhy your wipers judder in the Malaysian rain (and what silicone changes)
Wipers that judder, chatter or skip: the usual causes are a dirty screen, hardened rubber or a twisted arm. How to fix each, and how silicone blades differ.
Symptoms · 4 min readGot a filter question we haven’t answered?
Send it to us. Good questions become the next Tech Note.