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Castrol - Win a chance to race Esteban Ocon

Oil System Additives & Flushes

High Quality, Oil Flush & System Additives from Opie Oils.

Historically we haven't recommended engine oil flushes or system additives during servicing, but these days solvent-free, detergent-based engine flush and additives is available which does a much better job without the disadvantages of solvent-based engine flush.
Millers Oils Engine Flush Fully Synthetic Engine Oil Treatment
Wynns Engine Flush for Petrol & Diesel Engines - Detergent Based
Millers Oils Stop Leak Engine and Gear Oil Treatment
Castrol Engine Shampoo (Pre-Oil Change Treatment)
WYNNS Hydraulic Valve Lifter Concentrate
Comma X-Flow Flush Out - Mineral Flushing Oil
WYNNS Engine Oil Stop Leak
WYNNS Super Charge
On Sale


Was £11.95
Price Beater
10K Boost Hydraulic Valve Lifter Treatment
10K Boost Diesel Oil Treatment (1432A)
Power Maxed Engine Flush Treatment
STP Oil Treatment for Petrol Engines (60450EN06)
Comma Engine Flush for Petrol & Diesel Engines
Wynns Stop Smoke for Oil - Petrol & Diesel Engines
Wynns Super Charge Oil Treatment for Petrol & Diesel Engines

15 Products

Review Opie Oils

Review Stars

Rated Excellent