Buyer’s guides
Buy the right part, first time.
Plain-English guides to getting car parts right — how to confirm fitment, what the OEM and aftermarket labels really mean, and how to buy used safely.
How to check a car part fits your exact car
Reg, VIN, engine code, trim and facelift — the five checks that stop you buying the wrong part.
OEM, aftermarket or used: which car part should you buy?
What the labels actually mean, and when each one is the sensible choice for your budget.
Buying used car parts on eBay safely
Compatibility checks, seller feedback, returns and the Money Back Guarantee — how to buy with confidence.
How to read a car part number
Where to find the number stamped on your old part, and how to use it to buy the exact replacement.
When to replace common wear parts
Timing belts, brakes, batteries and more — the symptoms and service intervals worth knowing.