Counterfeit watch
Image: genuine vs fake FD coil seal, side by side
How to spot a fake FD ignition coil
Box seal, font and stamping give counterfeits away. A two-minute check before you fit one.
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Image: three boxed parts labelled genuine, OEM, aftermarket
Genuine vs OEM vs aftermarket explained
What the labels actually mean, and which one the job in front of you needs.
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Image: OSK timing chain kit, original box next to the copy
The OSK timing chain kit fakes in market
Packaging colour is the tell. Here is the original next to the copy.
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Image: warehouse team checking sealed genuine-part cartons
Three authentication checks we run on every shipment
Sealed packaging, unique holograms and long-standing supplier partnerships. How every box earns its place on the shelf.
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Image: Dokuro engine valve, close-up of the stamped finish
Why genuine Japanese engine valves last longer
Metallurgy and machining tolerances that copies rarely match, and what that means for engine life.
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Image: sealant and adhesive tubes lined up on a workshop bench
A buyer's guide to sealants and adhesives
Not every sealant on the shelf is built for engine bay heat. What to check before you buy.
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