10 bestEngine Sludge Cleanerof February 2025
112M consumers helped this year.
8% off
1
![STP Carb Spray Cleaner 500 ml, Cleans and Protects Carburettors, Linkages and Automatic Chokes, Mechanical Car Cleaning Products, Made in the UK](https://images-proxy.bestreviews.guide/1qj3wXYwPJpWSuiEQZV4qboHI2g=/0x150/https://m.media-amazon.com/images/I/414-mRLe3RL._SL500_.jpg)
STP Carb Spray Cleaner 500 ml, Cleans and Protects Carburettors, Linkages and Automatic Chokes, Mechanical Car Cleaning Products, Made in the UK
STP
![STP Carb Spray Cleaner 500 ml, Cleans and Protects Carburettors, Linkages and Automatic Chokes, Mechanical Car Cleaning Products, Made in the UK](https://images-proxy.bestreviews.guide/1qj3wXYwPJpWSuiEQZV4qboHI2g=/0x150/https://m.media-amazon.com/images/I/414-mRLe3RL._SL500_.jpg)
9.9
14% off
2
![Wynn's W12264 Extreme Diesel System Fuel Injector Cleaner Engine Additive Treatment 325ml](https://images-proxy.bestreviews.guide/jg8gqZZjohJ8Wq1E7QdCT6HbHAo=/0x150/https://m.media-amazon.com/images/I/31BqROVfGuL._SL500_.jpg)
Wynn's W12264 Extreme Diesel System Fuel Injector Cleaner Engine Additive Treatment 325ml
Wynn's
![Wynn's W12264 Extreme Diesel System Fuel Injector Cleaner Engine Additive Treatment 325ml](https://images-proxy.bestreviews.guide/jg8gqZZjohJ8Wq1E7QdCT6HbHAo=/0x150/https://m.media-amazon.com/images/I/31BqROVfGuL._SL500_.jpg)
9.8
3
![Redex Diesel Fuel System Cleaner 500ml, Diesel Additives To Remove Harmful Emissions, Maximise Performance & Increase Fuel Economy With Redex Fuel Additives For Diesel Engines, Suitable For Hybrids](https://images-proxy.bestreviews.guide/PLQ5GBBaGmZknrR0tTBuvKiziQc=/0x150/https://m.media-amazon.com/images/I/313BXGfYiVL._SL500_.jpg)
Redex Diesel Fuel System Cleaner 500ml, Diesel Additives To Remove Harmful Emissions, Maximise Performance & Increase Fuel Economy With Redex Fuel Additives For Diesel Engines, Suitable For Hybrids
Redex
![Redex Diesel Fuel System Cleaner 500ml, Diesel Additives To Remove Harmful Emissions, Maximise Performance & Increase Fuel Economy With Redex Fuel Additives For Diesel Engines, Suitable For Hybrids](https://images-proxy.bestreviews.guide/PLQ5GBBaGmZknrR0tTBuvKiziQc=/0x150/https://m.media-amazon.com/images/I/313BXGfYiVL._SL500_.jpg)
9.8
39% off
4
![LIQUI MOLY Pro-Line Engine Flush | 500 ml | Oil additive | SKU: 2427](https://images-proxy.bestreviews.guide/g6FZDj2gLz8v_em38AVmgp91zn0=/0x150/https://m.media-amazon.com/images/I/413uluzMZEL._SL500_.jpg)
LIQUI MOLY Pro-Line Engine Flush | 500 ml | Oil additive | SKU: 2427
Liqui Moly
![LIQUI MOLY Pro-Line Engine Flush | 500 ml | Oil additive | SKU: 2427](https://images-proxy.bestreviews.guide/g6FZDj2gLz8v_em38AVmgp91zn0=/0x150/https://m.media-amazon.com/images/I/413uluzMZEL._SL500_.jpg)
9.6
29% off
5
![STP Ultra 5 in 1 Petrol System Cleaner 400ml, Restores Power and Protects your Engine, Enhances Fuel Economy, Mechanical Car Cleaning Products, Concentrated Cleaning Formula, Made in the UK](https://images-proxy.bestreviews.guide/gUuVpCcZEvW4nQuuPB8Dc3ISOz8=/0x150/https://m.media-amazon.com/images/I/41dAoqnGRuL._SL500_.jpg)
STP Ultra 5 in 1 Petrol System Cleaner 400ml, Restores Power and Protects your Engine, Enhances Fuel Economy, Mechanical Car Cleaning Products, Concentrated Cleaning Formula, Made in the UK
STP
![STP Ultra 5 in 1 Petrol System Cleaner 400ml, Restores Power and Protects your Engine, Enhances Fuel Economy, Mechanical Car Cleaning Products, Concentrated Cleaning Formula, Made in the UK](https://images-proxy.bestreviews.guide/gUuVpCcZEvW4nQuuPB8Dc3ISOz8=/0x150/https://m.media-amazon.com/images/I/41dAoqnGRuL._SL500_.jpg)
9.4
OtherUp to 14% off
18% off
6
![Wynn's Professional Formula Extreme Diesel Injector Cleaner Fuel System Additive 500ml](https://images-proxy.bestreviews.guide/6PaDQMVFVo3n2zBuMGIas6laE-M=/0x150/https://m.media-amazon.com/images/I/31mUzkUcL0L._SL500_.jpg)
Wynn's Professional Formula Extreme Diesel Injector Cleaner Fuel System Additive 500ml
Wynn's
![Wynn's Professional Formula Extreme Diesel Injector Cleaner Fuel System Additive 500ml](https://images-proxy.bestreviews.guide/6PaDQMVFVo3n2zBuMGIas6laE-M=/0x150/https://m.media-amazon.com/images/I/31mUzkUcL0L._SL500_.jpg)
9.1
14% off
7
![STP Diesel High Milage Injector Cleaner 200 ml, Cleans and Protects your Engine for 300 miles, Enhances Fuel Economy, Mechanical Car Cleaning Products, Concentrated Cleaning Formula, Made in the UK](https://images-proxy.bestreviews.guide/x-E6iqiTc1N1Yb3-kb89zS0NLh4=/0x150/https://m.media-amazon.com/images/I/41guq-naLfL._SL500_.jpg)
STP Diesel High Milage Injector Cleaner 200 ml, Cleans and Protects your Engine for 300 miles, Enhances Fuel Economy, Mechanical Car Cleaning Products, Concentrated Cleaning Formula, Made in the UK
STP
![STP Diesel High Milage Injector Cleaner 200 ml, Cleans and Protects your Engine for 300 miles, Enhances Fuel Economy, Mechanical Car Cleaning Products, Concentrated Cleaning Formula, Made in the UK](https://images-proxy.bestreviews.guide/x-E6iqiTc1N1Yb3-kb89zS0NLh4=/0x150/https://m.media-amazon.com/images/I/41guq-naLfL._SL500_.jpg)
8.9
8
![Liqui Moly 1803 Injection Cleaner 300ml](https://images-proxy.bestreviews.guide/ImCujXdr7N23DOxhecJGkv7iBO0=/0x150/https://m.media-amazon.com/images/I/41Hvz5L2a8L._SL500_.jpg)
Liqui Moly 1803 Injection Cleaner 300ml
Liqui Moly
![Liqui Moly 1803 Injection Cleaner 300ml](https://images-proxy.bestreviews.guide/ImCujXdr7N23DOxhecJGkv7iBO0=/0x150/https://m.media-amazon.com/images/I/41Hvz5L2a8L._SL500_.jpg)
8.6
20% off
9
![Gunk 6868 5L Ultra Engine Degreaser,Label may vary](https://images-proxy.bestreviews.guide/7uhosSncVjMe7ZurRTzQw1T1Obg=/0x150/https://m.media-amazon.com/images/I/41HpNC4jJuL._SL500_.jpg)
Gunk 6868 5L Ultra Engine Degreaser,Label may vary
Gunk
![Gunk 6868 5L Ultra Engine Degreaser,Label may vary](https://images-proxy.bestreviews.guide/7uhosSncVjMe7ZurRTzQw1T1Obg=/0x150/https://m.media-amazon.com/images/I/41HpNC4jJuL._SL500_.jpg)
8.4
16% off
10
![Autoglym Engine & Machine Cleaner, 1L - Machine and Engine Cleaner That Rapidly Cleans Car Engines, Components, Tools and Machinery, White](https://images-proxy.bestreviews.guide/Mw6L0JMTF52LMxpXdAAG6K3hVM8=/0x150/https://m.media-amazon.com/images/I/21Rmh-34LKL._SL500_.jpg)
Autoglym Engine & Machine Cleaner, 1L - Machine and Engine Cleaner That Rapidly Cleans Car Engines, Components, Tools and Machinery, White
Autoglym
![Autoglym Engine & Machine Cleaner, 1L - Machine and Engine Cleaner That Rapidly Cleans Car Engines, Components, Tools and Machinery, White](https://images-proxy.bestreviews.guide/Mw6L0JMTF52LMxpXdAAG6K3hVM8=/0x150/https://m.media-amazon.com/images/I/21Rmh-34LKL._SL500_.jpg)
8.1
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