5stars
46ratings4stars
6ratings3stars
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1rating
43 reviews
Trial of product
First time using this brand good value however will be unfair to rate as using it in car and motorcycle until all used then I will have more idea if has done what it claims
Verified purchase: Yes • Condition: new • Sold by: thinkprice
STP Injector Cleaner Adds Extra Engine Performance
Have used this premium product for many years, improves mileage per gallon and gives smoother engine running.
Verified purchase: Yes • Condition: new • Sold by: shopdirect365
Mazda2
Had a suspected blockage in the fuel system on the Mrs' car. Worked great. Recommend to add some quality fuel after flushing the fuel system out using this.
Verified purchase: Yes • Condition: new • Sold by: shopdirect365
STP Petrol Injector Cleaner.
Does improve engine performance during first tank use .
Verified purchase: Yes • Condition: new • Sold by: shopdirect365
Did what it says on the tin
Excellent product, helped my engine and taught me not to use cheap petrol from supermarket
Verified purchase: Yes • Condition: new • Sold by: shopdirect365
STP injector cleaner .
Really good product , have used STP for years , you no you always get a quality product that will help prolong your engine for years ! Yes I would recommend!
Verified purchase: Yes • Condition: new • Sold by: fastcardirect_w...
Does what it says
I have been using STP for many years. In the old days one coated all bearings with STP prior to rebuilding. That put me in good stead for some time whilst the bearings settled down.
Verified purchase: Yes • Condition: new • Sold by: handsome-rex
Stp petrol cleaner
Works great in my car doze exactly what it says on the bottle
Verified purchase: Yes • Condition: new • Sold by: thinkprice
An essential aid.
Ideal product to assist my lawn mowing certainly helps starting the machine.
Verified purchase: Yes • Condition: new • Sold by: shopdirect365
Cleaner additive
It really helped my engine and I'll keep using it going forward
Verified purchase: Yes • Condition: new • Sold by: shopdirect365