10 bestDiesel Enginesof December 2024
112M consumers helped this year.
30% off
1
STP Ultra 5 in 1 Diesel Fuel System Cleaner 400ml , Restores Power and Protects your Engine, Enhances Fuel Economy, Mechanical Car Cleaning Products, Concentrated Cleaning Formula, Made in the UK
STP
9.8
14% off
2
Wynn's W12264 Extreme Diesel System Fuel Injector Cleaner Engine Additive Treatment 325ml
Wynn's
9.6
3
Cataclean Diesel Fuel & Exhaust Cleaner Catalytic Converter Valve & Injector Cleaner 500ml
Cataclean
9.4
4
LIQUI MOLY Cera Tec 3721 I Ceramic Wear & Tear Protection for Petrol & Diesel Engines I Smoother Engine Performance, Less Friction & Lower Fuel Consumption I Ceramic Additive 300 ml Pack of 1
Liqui Moly
9.2
39% off
5
LIQUI MOLY Pro-Line Engine Flush | 500 ml | Oil additive | SKU: 2427
Liqui Moly
9.0
OtherUp to 6% off
6
Redex Diesel Fuel System Cleaner 250ml, Diesel Additives To Remove Harmful Emissions, Maximise Performance & Increase Fuel Economy With Redex Fuel Additives For Diesel Engines, Suitable For Hybrids
Redex
8.7
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
STP
8.4
8
Wynn's Super Charge Oil Treatment Compression Restoring Additive For Petrol & Diesel Engines 425ml
Wynn's
8.2
9
DAYUAN 17 pc Diesel Engine Compression Tester Kit Tool Set Automotive Compressor
DAYUAN
7.9
10
Wynn's 1831090 Stop Smoke For Oil Additive For Reducing Petrol & Diesel Engine Exhaust Emissions, Purple, 325ml
Wynn's
7.6
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