Product reviewsSTP Diesel Particulate Filter, Injector Cleaner and Fuel Treatment Additive Kit

Good product

It does what is says it will do.Very good product you can notice the difference.

Verified purchase:  Yes | Condition: new | Sold by: shopdirect365

Good value for money

Just good for money and for my car

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Does the job

Great product.

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stp

well establish product and maker

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Engine cleaner

It’s to early to tell but using on other cars worked well

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As described above

I added the three bottles to a full diesel tank. The engine possibly runs a bit better, but the engine management yellow warning light is still on.

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engine treatment

used all 3 at once ,engine definitely less noisy and smoother don't know about the filter. very pleased.

Verified purchase:  Yes | Condition: new | Sold by: partsdaddyuk

magic

good stuff

Verified purchase:  Yes | Condition: new | Sold by: shopdirect365

Stp

Very good product

Verified purchase:  Yes | Condition: new | Sold by: shopdirect365

Good

Verified purchase:  Yes | Condition: new | Sold by: shopdirect365